Data Sheet 24V Input Micro Family DC-DC Converter Module Features • DC input range: 18 - 36 V • Isolated output • Operation to 16 V at 75% power after startup • Input surge withstand: 50 V for 100 ms • DC output: 3.3 – 48 V • Programmable output: 10 to 110% • Regulation: ±0.4% no load to full load • Efficiency: Up to 89% Shown actual size: • Maximum operating temp: 100 °C, full load 2.28 x 1.45 x 0.5 in • Power density: up to 60 W per cubic inch 57,9 x 36,8 x 12,7 mm • Height above board: 0.43 in. (10,9 mm) • Parallelable, with N+M fault tolerance • Low noise ZCS/ZVS architecture Absolute Maximum Ratings • RoHS Compliant (with F or G pin option) Parameter Rating Unit Notes Product Overview These DC-DC converter modules use +In to -In voltage -0.5 to +53 Vdc advanced power processing, control and PC to -In voltage -0.5 to +7.0 Vdc packaging technologies to provide the PR to -In voltage -0.5 to +7.0 Vdc performance, flexibility, reliability and cost SC to -Out voltage -0.5 to +1.5 Vdc effectiveness of a mature power component. High frequency ZCS/ZVS switching Isolation voltage in to out 3000 Vrms Test voltage provides high power density with low noise and high efficiency. in to base 1500 Vrms Test voltage out to base 500 Vrms Test voltage Applications Operating Temperature -55 to +100 °C M-Grade Industrial and process control, distributed Storage Temperature -65 to +125 °C M-Grade power, medical, ATE, communications, defense, aerospace 500 (260) °F (°C) <5 sec; wave solder Pin soldering temperature 750 (390) °F (°C) <7 sec; hand solder For details on proper operation please refer to the Design Guide & Applications Manual Mounting torque 5 (0.57) in-lbs (N-m) 6 each for Maxi, Mini, Micro Family. Part Numbering e.g. V24C12T100BL2 V24CB Product Grade Temperatures (°C) Output Power Pin Style Finish Baseplate Output Voltage Blank: Slotted Grade Operating Storage Vout Pout Blank: Short Tin/Lead 3 V 3 = 3.3 V 2: Threaded 3.3 V 75 W, 50 W E = - 10 to +100 - 20 to +125 L: Long Tin/Lead 5 = 5 V 3: Through-hole 5 V 125 W, 100 W, 50 W C = - 20 to +100 - 40 to +125 S: Short ModuMate Gold 8 = 8 V 8 V 100 W 12 = 12 V T = - 40 to +100 - 40 to +125 N: Long ModuMate Gold 12 V 150 W, 100 W, 50 W 15 = 15 V H = - 40 to +100 - 55 to +125 F: Short RoHS Gold 24 = 24 V 15 V 150 W, 100 W, 50 W M = - 55 to +100 - 65 to +125 G: Long RoHS Gold 28 = 28 V 24 V 150 W,100 W, 50 W 36 = 36 V 28 V 150 W, 100 W, 50 W 48 = 48 V 36 V 100 W, 50 W 48 V 150 W, 100 W, 50 W Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715 24V Micro Family Rev. 5.1 Page 1 of 14 Set your site on VICOR at vicorpower.com MODULE FAMILY ELECTRICAL CHARACTERISTICS Electrical characteristics apply over the full operating range of input voltage, output load (resistive) and baseplate temperature, unless otherwise specified. All temperatures refer to the operating temperature at the center of the baseplate. MODULE INPUT SPECIFICATIONS Parameter Min Typ Max Unit Notes Operating input voltage 18 24 36 Vdc Input surge withstand 50 Vdc <100 ms Undervoltage turn-on 17.5 17.9 Vdc Modules will operate to 16 Vin after startup at >17.9 V. Below 18 V, available power is reduced to 75% of max Undervoltage turn-off 14.8 15.3 Vdc rating. Overvoltage turn-off/on 36.3 37.8 39.6 Vdc Disabled input current 4.0 mA PC pin low MODULE OUTPUT SPECIFICATIONS Parameter Min Typ Max Unit Notes Output voltage setpoint ±1 % Vout nom. Nominal input; full load; 25 °C Line regulation ±0.02 ±0.20 % Low line to high line; full load Temperature regulation ±0.002 ±0.005 % / °C Over operating temperature range Power sharing accuracy ±2 ±5 % 10 to 100% of full load Of nominal output voltage. For trimming below 90% 10 110 of nominal, a minimum load of 10% of maximum Programming range % rated power may be required. +Out to –Out — Absolute Maximum Ratings 3.3 V -0.5 to 4.7 Vdc Externally applied 5 V -0.5 to 7.0 Vdc Externally applied 8 V -0.5 to 10.9 Vdc Externally applied 12 V -0.5 to 16.1 Vdc Externally applied 15 V -0.5 to 20.0 Vdc Externally applied 24 V -0.5 to 31.7 Vdc Externally applied 28 V -0.5 to 36.9 Vdc Externally applied 36 V -0.5 to 47.1 Vdc Externally applied 48 V -0.5 to 62.9 Vdc Externally applied Note: For important information relative to applications where the converter modules are subject to continuous dynamic loading, contact Vicor applications engineering at 800-927-9474. Thermal Resistance and Capacity Parameter Min Typ Max Unit Baseplate to sink; flat, greased surface 0.24 °C/Watt Baseplate to sink; thermal pad (P/N 20265) 0.21 °C/Watt Baseplate to ambient 10.9 °C/Watt Baseplate to ambient; 1000 LFM 2.8 °C/Watt Thermal capacity 48 Watt-sec/°C Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715 24V Micro Family Rev. 5.1 Page 2 of 14 Set your site on VICOR at vicorpower.com MODULE FAMILY ELECTRICAL CHARACTERISTICS (CONT.) MODULE CONTROL SPECIFICATIONS Parameter Min Typ Max Unit Notes PRIMARY SIDE (PC = Primary Control; PR = Parallel) PC bias voltage 5.50 5.75 6.00 Vdc PC current = 1.0 mA current limit 1.5 2.1 3.0 mA PC voltage = 5.5 V PC module disable 2.3 2.6 2.9 Vdc Switch must be able to sink ≥4 mA. See Fig. 2 PC module enable delay 4 7 ms PC module alarm 0.5 Vavg UV, OV, OT, module fault. See Figs. 3 and 5 PC resistance 0.9 1.0 1.1 MΩ See Fig. 3, converter off or fault mode PR emitter amplitude 5.7 5.9 6.1 Volts PR load >30 Ω, <30 pF PR emitter current 150 mA PR receiver impedance 375 500 625 Ω 25 °C PR receiver threshold 2.4 2.5 2.6 Volts Minimum pulse width: 20 ns PR drive capability 12 modules Without PR buffer amplifier SECONDARY SIDE (SC = Secondary Control) SC bandgap voltage 1.21 1.23 1.25 Vdc Referenced to –Sense SC resistance 990 1000 1010 Ω SC capacitance 0.033 µF SC module alarm 0 Vdc With open trim; referenced to –Sense. See Fig. 7 MODULE GENERAL SPECIFICATIONS Parameter Min Typ Max Unit Notes Isolation test voltage (in to out)* 3000 Vrms Complies with reinforced insulation requirements Isolation test voltage (in to base)* 1500 Vrms Complies with basic insulation requirements Isolation test voltage (out to base)* 500 Vrms Complies with operational insulation requirements Isolation resistance 10 MΩ in to out, in to baseplate, out to baseplate 1.9 2.1 2.3 ounces Weight (E, C, T grade) (52.8) (59.3) (65.8) (grams) 2.1 2.3 2.5 ounces Weight (H, M grade) (58.7) (65.2) (71.7) (grams) Temperature limiting 100 115 °C See Figs. 3 and 5. Do not operate coverter >100 C. UL60950-1, EN60950-1, CSA60950-1, IEC60950-1. Agency approvals cURus, cTÜVus, CE With appropriate fuse in series with the +Input * Isolation test voltage, 1 minute or less. Note: Specifications are subject to change without notice. Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715 24V Micro Family Rev. 5.1 Page 3 of 14 Set your site on VICOR at vicorpower.com MODULE SPECIFIC OPERATING SPECIFICATIONS 3.3 Vout, 75 W (e.g. V24C3V3C75BL) Parameter Min Typ Max Unit Notes Efficiency 78.0 79.0 % Nominal input; full load; 25°C Ripple and noise 140 175 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 4.14 4.3 4.46 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 46 Watts No load Load regulation ±0.02 ±0.4 % No load to full load; nominal input Load current 0 22.72 Amps Current limit 23.1 26.1 30.7 Amps Output voltage 95% of nominal Short circuit current 15.8 26.1 30.7 Amps Output voltage <250 mV 3.3 Vout, 50 W (e.g. V24C3V3C50BL) Parameter Min Typ Max Unit Notes Efficiency 75.0 79.2 % Nominal input; full load; 25 °C Ripple and noise 240 300 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 4.14 4.3 4.46 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 1.6 3 Watts No load Load regulation ±0.02 ±0.2 % No load to full load; nominal input Load current 0 15.15 Amps Current limit 15.5 17.5 20.6 Amps Output voltage 95% of nominal Short circuit current 10.6 17.5 20.6 Amps Output voltage <250 mV 5 Vout, 125 W (e.g. V24C5C125BL) Safety Approvals Pending Parameter Min Typ Max Unit Notes Efficiency 82.6 84.1 % Nominal input full load 25 °C Ripple and noise 150 188 mV p-p Nominal input full load 20 MHz bandwidth Output OVP setpoint 6.0 6.25 6.5 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 4.3 5.3 Watts No load Load regulation ±0.02 ±0.2 % No load to full load nominal input Load current 0.0 25.0 Amps Current limit 25.5 28.8 33.8 Amps Output voltage 95% of nominal Short circuit current 17.5 28.8 33.8 Amps Output voltage <250 mV 5 Vout, 100 W (e.g. V24C5C100BL) Parameter Min Typ Max Unit Notes Efficiency 83.0 84.0 % Nominal input; full load; 25 °C Ripple and noise 100 125 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 6.03 6.25 6.47 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 3.2 4.8 Watts No load Load regulation ±0.02 ±0.2 % No load to full load; nominal input Load current 0 20 Amps Current limit 20.4 23 27 Amps Output voltage 95% of nominal Short circuit current 2 23 27 Amps Output voltage <250 mV 5 Vout, 50 W (e.g. V24C5C50BL) Parameter Min Typ Max Unit Notes Efficiency 83.0 84.5 % Nominal input; full load; 25 °C Ripple and noise 80 100 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 6.03 6.25 6.47 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 1.3 2.1 Watts No load Load regulation ±0.02 ±0.2 % No load to full load; nominal input Load current 0 10 Amps Current limit 10.2 11.5 13.5 Amps Output voltage 95% of nominal Short circuit current 2 11.5 13.5 Amps Output voltage <250 mV Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715 24V Micro Family Rev. 5.1 Page 4 of 14 Set your site on VICOR at vicorpower.com MODULE SPECIFIC OPERATING SPECIFICATIONS (CONT.) 8 Vout, 100 W (e.g. V24C8C100BL) Parameter Min Typ Max Unit Notes Efficiency 84.3 86.0 % Nominal input; full load; 25 °C Ripple and noise 145 182 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 9.36 9.7 10.1 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 3 3.4 Watts No load Load regulation ±0.02 ±0.2 % No load to full load; nominal input Load current 0 12.5 Amps Current limit 12.7 14.4 16.9 Amps Output voltage 95% of nominal Short circuit current 8.75 14.4 16.9 Amps Output voltage <250 mV 12 Vout, 150 W (e.g. V24C12C150BL) Safety Approvals Pending Parameter Min Typ Max Unit Notes Efficiency 86.9 88.4 % Nominal input full load 25 °C Ripple and noise 170 212 mV p-p Nominal input full load 20 MHz bandwidth Output OVP setpoint 13.8 14.3 14.8 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 3.7 4.5 Watts No load Load regulation ±0.02 ±0.2 % No load to full load nominal input Load current 0 12.5 Amps Current limit 12.8 14.4 16.9 Amps Output voltage 95% of nominal Short circuit current 8.8 14.4 16.9 Amps Output voltage <250 mV 12 Vout, 100 W (e.g. V24C12C100BL) Parameter Min Typ Max Unit Notes Efficiency 83.8 85.8 % Nominal input; full load; 25 °C Ripple and noise 209 262 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 13.7 14.3 14.9 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 4.4 6.1 Watts No load Load regulation ±0.02 ±0.2 % No load to full load; nominal input Load current 0 8.33 Amps Current limit 8.5 9.59 10.9 Amps Output voltage 95% of nominal Short circuit current 1.09 9.59 10.9 Amps Output voltage <250 mV 12 Vout, 50 W (e.g. V24C12C50BL) Parameter Min Typ Max Unit Notes Efficiency 87.0 88.1 % Nominal input; full load; 25 °C Ripple and noise 80 100 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 13.7 14.3 14.9 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 1.8 2.6 Watts No load Load regulation ±0.02 ±0.2 % No load to full load; nominal input Load current 0 4.17 Amps Current limit 4.25 4.8 5.63 Amps Output voltage 95% of nominal Short circuit current 2.91 4.8 5.63 Amps Output voltage <250mV 15 Vout, 150 W (e.g. V24C15C150BL) Safety Approvals Pending Parameter Min Typ Max Unit Notes Efficiency 87.8 89.3 % Nominal input full load 25 °C Ripple and noise 152.0 190.0 mV p-p Nominal input full load 20 MHz bandwidth Output OVP setpoint 17.1 17.8 18.4 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 3.9 5.0 Watts No load Load regulation ±0.02 ±0.2 % No load to full load nominal input Load current 0.0 10.0 Amps Current limit 10.2 11.5 13.5 Amps Output voltage 95% of nominal Short circuit current 7.0 11.5 13.5 Amps Output voltage <250 mV Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715 24V Micro Family Rev. 5.1 Page 5 of 14 Set your site on VICOR at vicorpower.com MODULE SPECIFIC OPERATING SPECIFICATIONS (CONT.) 15 Vout, 100 W (e.g. V24C15C100BL) Parameter Min Typ Max Unit Notes Efficiency 88.0 89.0 % Nominal input; full load; 25 °C Ripple and noise 100 125 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 17.1 17.8 18.5 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 4.6 7 Watts No load Load regulation ±0.02 ±0.2 % No load to full load; nominal input Load current 0 6.67 Amps Current limit 6.8 7.67 8.67 Amps Output voltage 95% of nominal Short circuit current 4.66 7.67 8.67 Amps Output voltage <250 mV 15 Vout, 50 W (e.g. V24C15C50BL) Parameter Min Typ Max Unit Notes Efficiency 87.5 88.5 % Nominal input; full load; 25 °C Ripple and noise 160 200 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 17.1 17.8 18.5 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 1.8 2.6 Watts No load Load regulation ±0.02 ±0.2 % No load to full load; nominal input Load current 0 3.33 Amps Current limit 3.39 3.83 4.5 Amps Output voltage 95% of nominal Short circuit current 2.33 3.83 4.5 Amps Output voltage <250mV 24 Vout, 150 W (e.g. V24C24C150BL) Safety Approvals Pending Parameter Min Typ Max Unit Notes Efficiency 87.3 88.3 % Nominal input; full load; 25 °C Ripple and noise 100 150 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 27.1 28.1 29.1 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 4.0 5.0 Watts No load Load regulation ±0.02 ±0.2 % No load to full load; nominal input Load current 0.0 6.3 Amps Current limit 6.4 7.2 8.4 Amps Output voltage 95% of nominal Short circuit current 4.4 7.2 8.4 Amps Output voltage <250 mV 24 Vout, 100 W (e.g. V24C24C100BL) Parameter Min Typ Max Unit Notes Efficiency 87.0 88.0 % Nominal input; full load; 25 °C Ripple and noise 70 88 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 27.1 28.1 29.1 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 3.6 5.4 Watts No load Load regulation ±0.02 ±0.2 % No load to full load; nominal input Load current 0 4.17 Amps Current limit 4.25 4.8 5.67 Amps Output voltage 95% of nominal Short circuit current 2.91 4.8 5.42 Amps Output voltage <250 mV 24 Vout, 50 W (e.g. V24C24C50BL) Parameter Min Typ Max Unit Notes Efficiency 87.0 88.6 % Nominal input; full load; 25 °C Ripple and noise 80 100 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 27.1 28.1 29.1 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 23 Watts No load Load regulation ±0.02 ±0.2 % No load to full load; nominal input Load current 0 2.08 Amps Current limit 2.12 2.39 2.81 Amps Output voltage 95% of nominal Short circuit current 1.45 2.39 2.81 Amps Output voltage <250mV Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715 24V Micro Family Rev. 5.1 Page 6 of 14 Set your site on VICOR at vicorpower.com MODULE SPECIFIC OPERATING SPECIFICATIONS (CONT.) 28 Vout, 150 W (e.g. V24C28C150BL) Safety Approvals Pending Parameter Min Typ Max Unit Notes Efficiency 88.0 89.0 % Nominal input; full load; 25 °C Ripple and noise 100 150 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 31.6 32.7 33.8 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 4.2 6.2 Watts No load Load regulation ±0.02 ±0.2 % No load to full load; nominal input Load current 0 5.4 Amps Current limit 5.5 6.2 7.2 Amps Output voltage 95% of nominal Short circuit current 3.8 6.2 7.2 Amps Output voltage <250 mV 28 Vout, 100 W (e.g. V24C28C100BL) Parameter Min Typ Max Unit Notes Efficiency 88.0 89.0 % Nominal input; full load; 25 °C Ripple and noise 85 107 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 31.5 32.7 33.9 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 3.3 5 Watts No load Load regulation ±0.02 ±0.2 % No load to full load; nominal input Load current 0 3.57 Amps Current limit 3.64 4.12 5 Amps Output voltage 95% of nominal Short circuit current 0.5 4.12 5 Amps Output voltage <250 mV 28 Vout, 50 W (e.g. V24C28C50BL) Parameter Min Typ Max Unit Notes Efficiency 87.5 89.0 % Nominal input; full load; 25 °C Ripple and noise 80 100 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 31.5 32.7 33.9 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 1.8 2.7 Watts No load Load regulation ±0.02 ±0.2 % No load to full load; nominal input Load current 0 1.78 Amps Current limit 1.82 2.06 2.42 Amps Output voltage 95% of nominal Short circuit current 1.25 2.06 2.42 Amps Output voltage <250mV 36 Vout, 100 W (e.g. V24C36C100BL) Parameter Min Typ Max Unit Notes Efficiency 86.0 87.1 % Nominal input; full load; 25 °C Ripple and noise 32 40 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 40.4 41.9 43.4 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 3.7 4.3 Watts No load Load regulation ±0.02 ±0.2 % No load to full load; nominal input Load current 0 2.78 Amps Current limit 2.83 3.2 3.76 Amps Output voltage 95% of nominal Short circuit current 1.94 3.2 3.76 Amps Output voltage <250 mV 36 Vout, 50 W (e.g. V24C36C50BL) Parameter Min Typ Max Unit Notes Efficiency 84.0 84.9 % Nominal input; full load; 25 °C Ripple and noise 27 34 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 40.4 41.9 43.4 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 1.8 2.3 Watts No load Load regulation ±0.02 ±0.2 % No load to full load; nominal input Load current 0 1.39 Amps Current limit 1.41 1.6 1.88 Amps Output voltage 95% of nominal Short circuit current 0.97 1.6 1.88 Amps Output voltage <250 mV Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715 24V Micro Family Rev. 5.1 Page 7 of 14 Set your site on VICOR at vicorpower.com MODULE SPECIFIC OPERATING SPECIFICATIONS (CONT.) 48 Vout, 150 W (e.g. V24C28C150BL) Safety Approvals Pending Parameter Min Typ Max Unit Notes Efficiency 87.9 88.9 % Nominal input full load 25 °C Ripple and noise 100 150 mV p-p Nominal input full load 20 MHz bandwidth Output OVP setpoint 53.8 55.7 57.6 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 3.7 5.7 Watts No load Load regulation ±0.02 ±0.2 % No load to full load nominal input Load current 0.0 3.1 Amps Current limit 3.2 3.8 4.2 Amps Output voltage 95% of nominal Short circuit current 2.2 3.8 4.2 Amps Output voltage <250 mV 48 Vout, 100 W (e.g. V24C48C100BL) Parameter Min Typ Max Unit Notes Efficiency 86.2 87.7 % Nominal input; full load; 25 °C Ripple and noise 100 125 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 53.7 55.7 57.7 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 35 Watts No load Load regulation ±0.02 ±0.2 % No load to full load; nominal input Load current 0 2.08 Amps Current limit 2.12 2.4 2.81 Amps Output voltage 95% of nominal Short circuit current 1.46 2.4 2.81 Amps Output voltage <250 mV 48 Vout, 50 W (e.g. V24C48C50BL) Parameter Min Typ Max Unit Notes Efficiency 86.0 87.2 % Nominal input; full load; 25 °C Ripple and noise 120 150 mV p-p; Nominal input; full load; 20 MHz bandwidth Output OVP setpoint 53.7 55.7 57.7 Volts 25 °C; recycle input voltage or PC to restart (>100 ms off) Dissipation, standby 2.1 3 Watts No load Load regulation ±0.02 ±0.2 % No load to full load; nominal input Load current 0 1.04 Amps Current limit 1.06 1.2 1.41 Amps Output voltage 95% of nominal Short circuit current 0.72 1.2 1.41 Amps Output voltage <250 mV Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715 24V Micro Family Rev. 5.1 Page 8 of 14 Set your site on VICOR at vicorpower.com BASIC MODULE OPERATION C2* C4* 4.7nF 4.7nF +IN +OUT F1* PC SC C1* PR 0.2μF –IN –OUT C3* C5* 4.7nF 4.7nF For C1 – C5, keep leads and connections short. Figure 1 — Basic module operation requires fusing, grounding, bypassing capacitors. * See Maxi, Mini, Micro Design Guide. Comprehensive Online Application Information The Design Guide and Applications Manual includes: • Application circuits • Design requirements • EMC considerations • Current sharing in power arrays • Thermal performance information • Recommended soldering methods • Accessory modules – filtering, rectification, front-ends • Mounting options ...and more. CLICK HERE TO VIEW DESIGN GUIDE Also at vicorpower.com • PowerBench online configurators • Over 20 Application Notes • Online calculators – thermal, trimming, hold-up • PDF data sheets for ALL Vicor products Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715 24V Micro Family Rev. 5.1 Page 9 of 14 Set your site on VICOR at vicorpower.com PRIMARY CONTROL - PC PIN Module Enable/Disable Module Alarm The module may be disabled by pulling PC to 0 V (2.3 V The module contains “watchdog” circuitry which monitors max) with respect to the –Input. This may be done with an input voltage, operating temperature and internal operating open collector transistor, relay, or optocoupler. Converters parameters. In the event that any of these parameters are may be disabled with a single transistor or relay either directly outside of their allowable operating range, the module will or via “OR’ing” diodes for 2 or more converters. See Figure 2. shut down and PC will go low. PC will periodically go high and the module will check to see if the fault (as an example, Primary Auxiliary Supply Input Undervoltage) has cleared. If the fault has not been During normal operation only, the PC Pin can source 5.7 V @ cleared, PC will go low again and the cycle will restart. The 1.5 mA. In the example shown in Figure 4, PC powers a mod- SC pin will go low in the event of a fault and return to its nor- ule enabled LED. mal state after the fault has been cleared. See Figures 3 and 5. Input Undervoltage [a] Input Overvoltage Over Temperature +IN +OUT Module Faults +IN Auto Restart SW1 50 Ω PC 2-20 ms typ. PC f(VIN) SC 1 K SW2 SW3 PR PR 5.7 Vdc 1 M (0-3 mA) 6 K Disable 1.23 Vdc –IN SW1, 2, & 3 shown –OUT –IN in "Fault" position Disable = PC < 2.3 V [a] Not applicable for 300 Vdc Input family Figure 2 — Module enable/disable. Figure 3 — PC/SC module alarm logic. +IN Fault 40 μs typ. 5.7 V PC PC 4 kΩ "Module PR Enabled" 1.23 V 2-20 ms typ. SC –IN Figure 4 — LED on-state indicator. Figure 5 —PC/SC module alarm timing. +IN +OUT Comparator Optocoupler PC SC Alarm 4 k PR 1.00 V –IN –OUT Figure 6 —Isolated on-state indicator. Figure 7 — Secondary side on-state indicator. Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715 24V Micro Family Rev. 5.1 Page 10 of 14 Set your site on VICOR at vicorpower.com SECONDARY CONTROL - SC PIN PARALLEL BUS - PR PIN Output Voltage Programming Parallel Operation The output voltage of the converter can be adjusted or The PR pin supports paralleling for increased power with N+1 programmed via fixed resistors, potentiometers or voltage (N+M) redundancy. Modules of the same input voltage, output DACs. See Figure 8. voltage, and power level will current share if all PR pins are suitably interfaced. Compatible interface architectures include the following: AC coupled single-wire interface. All PR pins are connected +OUT to a single communication bus through 0.001 µF (500 V) R U capacitors. This interface supports current sharing and is fault Trim Up tolerant except for the communication bus. Up to three Error SC Load Amp converters may be paralleled by this method. See Figure 9. R D 1 kΩ 0.033 μF Trim Down Transformer coupled interface. For paralleling four or more –OUT converters a transformer coupled interface is required. See 1.23 V Figure 10. For details on parallel operation please refer to the Design Guide & Applications Manual for Maxi, Mini, Micro Family. 1,000 Vout R (ohms) = D Vnom – Vout 4.7 nF 1,000 (Vout –1.23) Vnom R (ohms) = – 1,000 U + +IN 1.23 (Vout – Vnom) 0.2 μF PC 0.001 μF Module 1 Z1* PR Figure 8 — Output voltage trim down and trim up circuit. – –IN Low inductance 4.7 nF ground plane Trim Down or bus 4.7 nF 1. This converter is not a constant power device – it has a +IN constant current limit. Hence, available output power is 0.2 μF PC Module 2 reduced by the same percentage that output voltage is 0.001 μF Z1* PR trimmed down. Do not exceed maximum rated output current. –IN 2. The trim down resistor must be connected between the SC 4.7 nF and pins. Do not bypass the SC pin directly with a Parallel Bus capacitor. Figure 9 — AC coupled single-wire interface. Trim Up * See Maxi, Mini, Micro Design Guide. 1. The converter is rated for a maximum delivered power. To ensure that maximum rated power is not exceeded, reduce maximum output current by the same percentage increase in 4.7 nF + +IN output voltage. 0.2 μF PC 2. The trim up resistor must be connected between the SC Module 1 T1 Z1* and pins. Do not bypass the SC pin directly with a PR capacitor. –IN – 4.7 nF 3. Do not trim the converter above maximum trim range (typically +10%) or the output over voltage protection 4.7 nF +IN circuitry may be activated. 0.2 μF PC Module 2 T2 Z1* PR Trim resistor values calculated automatically: On-line calculators for trim resistor values are available on the –IN vicor website at: 4.7 nF asp.vicorpower.com/calculators/calculators.asp?calc=1 Parallel Resistor values can be calculated for fixed trim up, fixed trim Bus down and for variable trim up or down. Figure 10 — Transformer-coupled interface. Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715 24V Micro Family Rev. 5.1 Page 11 of 14 Set your site on VICOR at vicorpower.com PARALLEL BUS / VOLTAGE DROP COMPENSATION +OUT • The +Out and –Out Plane power buses should be Module #1 +Out SC designed to minimize Designated +S and balance parasitic R7 21.0 k Master C3 R4 –OUT impedance from each R9 R1 R8 C2 4.02 k R3 module output to the 0.22 μF U2 U1 R5 R2 2.55 k TLV431 Vcc 1.00 k SC R Load load. R11 R6 C1 36.5 k 1.65 k 470 pF +OUT 200 mV PS2701 R10 U3 1.24 k • At the discretion of the LM10 L Gnd Module #2 O power system designer, SC –S trimmed A –Out a subset of all modules D down 2 % within an array may be See Component Selection section below. –OUT configured as slaves by connecting SC to –Out. • This module is designed for point of load regulation, where remote sensing +OUT is not required. Active voltage drop compensator, as shown here, may be • Do not use output Module #3 used in applications with significant distribution losses. OR’ing diodes with trimmed SC Ground MicroMods. down 4 % Please consult with the Micro Family Isolated Remote Sense Application Note Plane –OUT for additional information. Figure 11 — N+1 module array output connections. Figure 12 — Voltage drop compensation. PIN STYLES* Designator Description Finish Notes (None) Short Tin/Lead Requires in-board, mounting L Long Tin/Lead On-board mounting for 0.065" boards S Short ModuMate Gold SurfMate or in-board socket mounting N Long ModuMate Gold On-board socket mounting F Short RoHS Gold Select for RoHS compliant in-board solder, socket, or SurfMate mounting G Long RoHS Gold Select for RoHS compliant on-board solder or socket mounting * Pin style designator follows the “B” after the output power and precedes the baseplate designator. Ex. V24C12T100BN2 — Long ModuMate Pins Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715 24V Micro Family Rev. 5.1 Page 12 of 14 Set your site on VICOR at vicorpower.com + + + + –– –– MECHANICAL DRAWINGS Converter Pins No. Function Label 1 +In + Primary 2 PC Control 3 Parallel PR 4 –In – 5 –Out – Secondary 6 SC Control 7 +Out + Figure 13 — Module outline ALL MARKINGS THIS SURFACE 0.062 ±0.010 PCB THICKNESS 1,57 ±0,25 0.800* INBOARD ONBOARD 20,32 SOLDER SOLDER 0.525* MOUNT MOUNT 13,34 PLATED 0.275* SHORT PIN STYLE LONG PIN STYLE ALUMINUM 6,99 THRU HOLE 0.094 ±0.003 0.094 ±0.003 (7X) BASEPLATE 0.145* DIA 2,39 ±0,08 2,39 ±0,08 3,68 PINS STYLES 0.133 SOLDER:TIN/LEAD PLATED 3,38 MODUMATE: GOLD PLATED COPPER 1 23 4 RoHS: GOLD PLATED COPPER 2.000* 1.734** FOR SOLDERING METHODS AND PROCE- 44,04 50,80 DURES PLEASE REFER TO THE MAXI, MINI, MICRO DESIGN GUIDE. 7 6 5 0.06 Unless otherwise specified, R (4X) 1,5 dimensions are in inches 0.53 0.43 mm .400* ±0.003 13,5 *DENOTES TOL = 10,9 Decimals Tol. Angles 10,16 ±0,08 1.090** 0.XX ±0.01 **PCB WINDOW 27,69 ±0.25 ±1° 0.XXX ±0.005 ±0.127 Figure 14 — PCB mounting specifications Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715 24V Micro Family Rev. 5.1 Page 13 of 14 Set your site on VICOR at vicorpower.com Vicor’s comprehensive line of power solutions includes high density AC-DC and DC-DC modules and accessory components, fully configurable AC-DC and DC-DC power supplies, and complete custom power systems. Information furnished by Vicor is believed to be accurate and reliable. However, no responsibility is assumed by Vicor for its use. Vicor makes no representations or warranties with respect to the accuracy or completeness of the contents of this publication. Vicor reserves the right to make changes to any products, specifications, and product descriptions at any time without notice. Information published by Vicor has been checked and is believed to be accurate at the time it was printed; however, Vicor assumes no responsibility for inaccuracies. Testing and other quality controls are used to the extent Vicor deems necessary to support Vicor’s product warranty. Except where mandated by government requirements, testing of all parameters of each product is not necessarily performed. Specifications are subject to change without notice. Vicor’s Standard Terms and Conditions All sales are subject to Vicor’s Standard Terms and Conditions of Sale, which are available on Vicor’s webpage or upon request. Product Warranty In Vicor’s standard terms and conditions of sale, Vicor warrants that its products are free from non-conformity to its Standard Specifications (the “Express Limited Warranty”). This warranty is extended only to the original Buyer for the period expiring two (2) years after the date of shipment and is not transferable. UNLESS OTHERWISE EXPRESSLY STATED IN A WRITTEN SALES AGREEMENT SIGNED BY A DULY AUTHORIZED VICOR SIGNATORY, VICOR DISCLAIMS ALL REPRESENTATIONS, LIABILITIES, AND WARRANTIES OF ANY KIND (WHETHER ARISING BY IMPLICATION OR BY OPERATION OF LAW) WITH RESPECT TO THE PRODUCTS, INCLUDING, WITHOUT LIMITATION, ANY WARRANTIES OR REPRESENTATIONS AS TO MERCHANTABILITY, FITNESS FOR PARTICULAR PURPOSE, INFRINGEMENT OF ANY PATENT, COPYRIGHT, OR OTHER INTELLECTUAL PROPERTY RIGHT, OR ANY OTHER MATTER. This warranty does not extend to products subjected to misuse, accident, or improper application, maintenance, or storage. Vicor shall not be liable for collateral or consequential damage. Vicor disclaims any and all liability arising out of the application or use of any product or circuit and assumes no liability for applications assistance or buyer product design. Buyers are responsible for their products and applications using Vicor products and components. Prior to using or distributing any products that include Vicor components, buyers should provide adequate design, testing and operat- ing safeguards. Vicor will repair or replace defective products in accordance with its own best judgment. For service under this warranty, the buyer must contact Vicor to obtain a Return Material Authorization (RMA) number and shipping instructions. Products returned without prior authorization will be returned to the buyer. The buyer will pay all charges incurred in returning the product to the factory. Vicor will pay all reshipment charges if the product was defective within the terms of this warranty. Life Support Policy VICOR’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS PRIOR WRITTEN APPROVAL OF THE CHIEF EXECUTIVE OFFICER AND GENERAL COUNSEL OF VICOR CORPORATION. As used herein, life support devices or systems are devices which (a) are intended for surgical implant into the body, or (b) support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the labeling can be reasonably expected to result in a significant injury to the user. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system or to affect its safety or effectiveness. Per Vicor Terms and Conditions of Sale, the user of Vicor products and components in life support applications assumes all risks of such use and indemnifies Vicor against all liability and damages. Intellectual Property Notice Vicor and its subsidiaries own Intellectual Property (including issued U.S. and Foreign Patents and pending patent applications) relating to the prod- ucts described in this data sheet. No license, whether express, implied, or arising by estoppel or otherwise, to any intellectual property rights is granted by this document. Interested parties should contact Vicor's Intellectual Property Department. Vicor Corporation 25 Frontage Road Andover, MA, USA 01810 Tel: 800-735-6200 Fax: 978-475-6715 email Customer Service: custserv@vicorpower.com Technical Support: apps@vicorpower.com Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715 24V Micro Family Rev. 5.1 08/12 Set your site on VICOR at vicorpower.com