HLS DC/DC Series Data Sheet 30A & 40A Half-Brick Converters Features • Low profile, (-11mm) single-board design • Input-to-output isolation: 1500VDC, basic insulation • High efficiency - to 91% at full load • Start-up into high capacitive load • Low conducted and radiated EMI • Output overcurrent protection • Output overvoltage protection • Overtemperature protection • Remote sense Applications • Set point accuracy ±1% • Distributed power architectures • Remote on/off (primary referenced), positive • Telecommunications equipment or negative logic • LAN/WAN • Output voltage trim adjust, positive or • Data processing negative • UL1950 recognized, CSA 22.2 No. 950-95 certified, TUV IEC950 Description The HLS Series of high density, single-output DC/DC converters, convert standard telecom and datacom voltages into isolated low-voltage outputs. High efficiencies and a unique copper-core printed circuit board design create superior thermal characteristics that enhance product reliability and eliminate the need for a heatsink. Model Selection Input Input Output Output rated Output Typical Model Voltage Current, Voltage current I Ripple/Noise, Efficiency @ rated VDC Max ADC VDC ADC mV p-p I % rated HLS30ZG 36-75 4.8 5.0 30 100 91 HLS30ZE 36-75 3.3 3.3 30 100 89 HLS30ZD 36-75 2.5 2.5 30 100 88 36-75 HLS40ZB 3.0 1.8 40 100 88 36-75 HLS40ZA 2.5 1.5 40 100 87 This product is intended for integration into end-use equipment. All the required procedures for CE marking of end-use equipment should be followed. REV. AUG 22, 2003 Page 1 of 12 HLS DC/DC Series Data Sheet 30A & 40A Half-Brick Converters Absolute Maximum Ratings Stresses in excess of the absolute maximum ratings may cause performance degradation, adversely effect long- term reliability and cause permanent damage to the converter. Parameter Conditions/Description Min Max Units Input voltage Continuous 75 VDC Transient, 100ms 100 VDC Operating Temperature Ambient -40 100 °C Storage Temperature -40 125 °C ON/OFF Control Voltage Referenced to -Vin 50 VDC Environmental, Mechanical & Reliability Specifications All specifications apply over specified input voltage, output load, and temperature range, unless otherwise noted. Parameter Conditions/Description Min Nom Max Units Maximum PCB Operating Temp. 100 °C Operating Humidity Relative humidity, non-condensing 95 % Storage Humidity Relative humidity, non-condensing 95 % Shock Halfsine wave, 6ms, 3 axes 50 g Sinusoidal Vibration GR-63-Core, Section 5.4.2 1 Weight 1.4/40 Oz/g Water Washing Standard process Yes MTBF (HLS30) Per Bellcore TR-NWT-000332 1,780 kHrs (HLS40) Per Bellcore TR-NWT-000332 1,500 kHrs Isolation Specifications All specifications apply over specified input voltage, output load, and temperature range, unless otherwise noted. Parameter Conditions/Description Min Nom Max Units Insulation Safety Rating Basic Isolation Voltage Input/Output 1500 VDC Isolation Resistance Input/Output 10 MΩ Isolation Capacitance Input/Output 1800 pF REV. AUG 22, 2003 Page 2 of 12 HLS DC/DC Series Data Sheet 30A & 40A Half-Brick Converters Input Specifications All specifications apply over specified input voltage, output load, and temperature range, unless otherwise noted. Parameter Conditions/Description Min Nom Max Units Input Voltage Continuous 36 48 75 VDC Turn-On Input Voltage Ramping Up 32 - 35 VDC Turn-Off Input Voltage Ramping Down 31 - 33 VDC Turn-On Time To Output Regulation Band 5 10 ms 100% Resistive Load Input Reflected Ripple Current Full Load, 12µH source inductance 80 mA p-p 2 Inrush Transient Vin=Vin.max 0.1 A s Output Specifications All specifications apply over specified input voltage, output load, and temperature range, unless otherwise noted. Parameter Conditions/Description Min Nom Max Units Output Voltage Setpoint Accuracy Vin=Vin.nom, Full Load -1 1 %Vout Output Current * HLS30 3 30 ADC HLS40 4 40 ADC Line Regulation Vin.min to Vin.max, Iout.max HLS30 0.25 %Vout HLS40 0.5 %Vout Load Regulation Vin=Vnom, Iout.min to Iout.max HLS30 0.2 %Vout HLS40 0.5 %Vout Output Temperature Regulation - 0.03 (Tboad temp) =-40°C to +100°C) %/°C Remote Sense Headroom Note: *** 10 %Vout Dynamic Regulation 50-75% load step change Peak Deviation to 1% error band 8 %Vout Settling Time 500 µs Admissible Load Capacitance Iout.max, Nom Vin 30,000 µF Output Current Limit Threshold ** Vout≤0.97Vout.nom 110 140 %Iout Switching Frequency HLS30ZD 210 kHz HLS30ZG & HLS30ZE 300 kHz HLS40ZA & HLS40ZB 250 kHz Overvoltage Protection, Over all input voltage and load 115 140 %Vout conditions Non Latching (hiccup type) Trim Range Iout.max, Vin=Vnom 90 110 %Vout * At Iout