Corporate: www.cdtechno.com Product: www.cdpowerelectronics.com VKA100xS 100 Watt Single Output Half Brick DC/DC Converter � Operation to +100°C Baseplate � 18-36V and 33 - 75V Input Range Temperature � High Efficiency: 87% Typical at � Primary Remote On/Off, Choice of 5V Pos/Neg Logic � 100µS Transient Response 50- � Adjustable Output Voltage 100%Load Step � Continuout Short-Circuit Protection � 420 kHz Fixed-Frequency Operation � Thermal Shutdown � Remote Sense � Case Ground Pin The VKA100xS Series DC/DC volts, these modules are ideal for 100% load steps in 100µSeconds converters present an economical use in battery backup applications to within 1% nominal Vout. and practical solution for distrib- common in todays' telecommuni- The patented fixed frequency uted power system architectures cation and electronic data process- architecture combined with sur- which require high power density ing applications. The output is face mount technology results in a and efficiency while maintaining fully isolated from the input, compact, efficient and reliable system modularity and allowing for a variety of polarity solution to DC/DC conversion upgradeability. With the ability to and grounding configurations. requirements. Safety Per UL1950, operate over a wide input voltage The VKA100xS's proprietary EN 60950 and CSA 22.2 #234 range of 18 to 36 and 33 to 75 control circuitry responds to 50- PRODUCT SELECTION CHART MODEL INPUT VOUT IOUT EFFICIENCY VOLTAGE (VDC) (A) MIN TYP VKA100LS02 2.0V 20.0 75 76 VKA100LS02F 2.0V 30.0 73 74 VKA100LS2V5F 2.5V 30.0 75 76 VKA100LS03 3.3V 20.0 80 81 VKA100LS03F 3.3V 30.0 80 81 VKA100LS05 24VDC 5.0V 20.0 85 86 VKA100LS12 12.0V 8.3 87 88 VKA100LS15 (18-36) 15.0V 6.7 88 89 VKA100LS24 24.0V 4.2 89 90 VKA100MS02 2.0V 20.0 76 77 VKA100MS02F 2.0V 30.0 74 75 VKA100MS2V5F 2.5V 30.0 77 78 VKA100MS03 3.3V 20.0 81 82 VKA100MS03F 3.3V 30.0 81 82 VKA100MS05 48VDC 5.0V 20.0 86 87 VKA100MS12 12.0V 8.3 88 89 VKA100MS15 (33-75) 15.0V 6.7 89 90 VKA100MS24 24.0V 4.2 89 90 SPECIFICATIONS, ALL MODELS Specifications are at T = +40°C nominal input voltage unless otherwise specified. CASE PARAMETER CONDITIONS MIN TYP MAX UNITS INPUT Voltage Range VKA100LS 18 24 36 VDC VKA100MS 33 48 75 VDC Maximum Input Current VKA100LS V = 16VDC 7.4 A IN VKA100MS V = 27VDC 4.4 A IN Reflected Ripple Current Peak - Peak 20 mA Input Ripple Rejection DC to 1KHz 50 60 dB No Load Input Current LS/MS 50/100 mA Power Dissipation LS/MS No Load 3.6/4.8 W Standby, Primary On/Off Disabled LS/MS 0.18/0.4 W Inrush Charge V = V max. IN IN VKA100LS 0.520 mC VKA100MS 0.360 mC Quiescent Operating Current Primary On/Off Disabled 8 12 mA PARAMETER CONDITIONS MIN TYP MAX UNITS Rated Power 0 100 W Set point Accuracy 1% Line Regulation High Line to Low Line 0.02 0.05 % Load Regulation No Load to Rated Load 0.02 0.05 % Output Temperature Drift ±.02 %/°C Output Ripple, p-p DC to 20MHz BW 1% V , Nom OUT Output Current Limit Inception 130% l , Nom OUT Output Short-Circuit Current (2) test 110% l , Nom OUT Output Overvoltage Limit 125% 135% V Transient Response 50 to 100% Load Step Peak Deviation di/dt = 0.1A/µSec 2% V , Nom OUT Settling Time V , 1% of Nominal Output 100 µSec OUT PARAMETER CONDITIONS MIN TYP MAX UNITS ISOLATION Input to Output Peak Test for 2 Seconds 1500 VDC Input to Baseplate 1500 VDC Output to Baseplate 500 VDC Resistance 10 MΩ Capacitance 2000 pF Leakage Current V = 240VAC, 60Hz 180 µA, rms ISO GENERAL Efficiency, Line, Load, Temp. (3) Switching Frequency 400 420 440 KHz Remote Sense Compensation 0.5 V Output Voltage Adjust Range 12 V & higher(4) -50% / +25% V , Nom OUT Remote On/Off Control Inputs Primary Open Collector/Drain Sink Current-Logic Low 1.0 mA Vlow 0.4 V Vhigh0 Open Collector Turn-on Time Within 1% of Rated Output 10.0 12.5 mSec Weight 85 (3.0) g (oz.) TEMPERATURE Operation/Specification Case Temperature -40 +25 +100 °C Storage Case Temperature -55 +25 +125 °C Shutdown Temperature Case Temperature +100 +115 °C Thermal Impedance, case-ambient 7.1 °C/W Lead Solder Temperature 10 Seconds max +300 °C NOTES: (1) See Typical Performance Curves, page 3 (2) Continuous Mode (3) See graphs for Efficiency vs. Output Load, V , T IN CASE (4) 3.3V Models Limited in Trim Down Range (5) Consult Factory for Details Product: www.cdpowerelectronics.com 2 VKA100xs Rev C 3/2001 GENERAL OUTPUT INPUT VKA100 xSzz - Device Family Indicates 100 Watt Regulated Unit Model Number Selected from Table of Electrical Characteristics Where: x = Input Voltage (L = 24VDC; M = 48VDC) zz = Output Voltage (03=3.3V, 05=5V, etc.) Lead Length 0.200" - No Number 0.145" - (6) 0.110" - (8) Remote On-Off Logic: Positive - No Number Negative - (1) Product: www.cdpowerelectronics.com 3 VKA100xs Rev C 3/2001 ORDERING TYPICAL PERFORMANCE CURVES INFORMATION T = +40°C nominal input voltage unless otherwise specified. CASE MECHANICAL NOTES: All dimensions are in inches (millimeters). PIN PLACEMENT TOLERANCE: ± 0.005" 0.530 MAX [13.46] MECHANICAL TOLERANCE: ± 0.015" Marked with: specific modeL ordered, date code, job code. 0.20 [5.1] MATERIAL: Units are encapsulated in a low thermal .040 [1.02] DIA. .081 [2.06] DIA. 7 PLACES 2 PLACES resistance molding compound which has excellent chemical resistance and electrical properties in high humidity environments and over a wide operating temperature range. The encapsulant and outer shell of the unit have UL94V-0 0.20 [5.1] ratings. Lead material is solder plated to allow ease of 0.50 [12.7] solderability. .400 [10.16] 0.40 [10.16] 2.000 0.700 [50.80] [17.78] 1.000 [25.40] 1.000 [25.40] 2.40 [61.0] MAX 1.400 1.400 [35.56] [35.56] MOUNTING INSERTS M3 X 0.5 THRU, 4 PLACES MAX. TORQUE, 8 IN/LBS 0.19 [4.8] 1.900 [48.26] 2.28 [57.91] MAX OUTPUT ADJUST VOLTAGE OVP NOTE Special attention should be given to the peak voltage This feature allows the user to accurately adjust the deviation during a dynamic load step when trimming module's output voltage set point to a specified level. the output above the original set point to avoid This is achieved by connecting a resistor or potentiometer tripping the overvoltage protection circuit. Should an from the TRIM terminal to either the +Vout terminal (for OVP condition occur, the converter will go into a increased Vout) or the -Vout terminal (for decreased latch condition and must be externally reset before it Vout). The formulae below describe the trim resistor will return to normal operation. value to obtain a Vout change of ∆%. VO is output voltage prior to adjustment (3.3V, 5V, 12V, 15V, or 24V). Vo(100 + ∆%) (100 + 2∆%) _ Radj - up = kΩ ( ) 1.225∆% ∆% 100 Radj - down = ( - 2) kΩ ∆% C&D Technologies (Power Electronics) Ltd. Power Electronics Division, United States C&D Technologies, (NCL) Shannon, Co. Clare, Ireland 3400 E Britannia Drive, Tucson, Arizona 85706 Milton Keynes MK14 5BU UK Tel: +353.61.474.133 Fax:+353.61.474.141 Tel: 800.547.2537 Fax: 520.770.9369 Tel: +44 (0)1908 615232 Fax: +44 (0)1908 617545 Any data, prices, descriptions or specifications presented herein are subject to revision by C&D Technologies, Inc. without notice. While such information is believed to be accurate as indicated herein, C&D Technologies, Inc. makes no warranty and hereby disclaims all warranties, express or implied, with regard to the accuracy or completeness of such information. Further, because the product(s) featured herein may be used under conditions beyond its control, C&D Technologies, Inc. hereby disclaims all warranties, either express or implied, concerning the fitness or suitability of such product(s) for any particular use or in any specific application or arising from any course of dealing or usage of trade. The user is solely responsible for determining the suitability of the product(s) featured herein for user’s intended purpose and in user’s specific application. C&D Technologies, Inc. does not warrant or recommend that any of its products be used in any life support or aviation or aerospace applications. Product: www.cdpowerelectronics.com 4 VKA100xs Rev C 3/2001