Product Brief TLD Series – 20/25A, ¾-Brick, DC/DC Converter 48V Input Dual Output Features • • • • • • • • • • • Applications • • • • • Distributed power architectures Telecommunications equipment LAN/WAN applications Data processing applications 85/100 Watt total output power Flexible load distribution High efficiency Output voltage tracking Output overcurrent protection Output overvoltage protection Overtemperature protection Remote sense on both outputs Set point accuracy ±1.5% Independent output voltage trim, positive or negative Input/output isolation: 1500VDC, basic insulation UL 1950 recognition, CSA 22.2 No. 950-95 certification, TUV IEC950 Description The TLD is a series of high-density, 3/4-brick DC/DC converters that provide standard telecom and datacom input voltage conversion to two independently regulated output voltages. The TLD's leading-edge technology provides high efficiency. Its thermal design enables delivery of full-rated power at 50°C ambient temperature with 200 LFM forced air without addition of a heatsink. The outputs also track each other during both startup and shutdown. Selection Chart Model TLD20ZGE TLD25ZED TLD25ZEB Input voltage VDC 36-72 36-72 36-72 Input current, max, ADC 3.6 3.1 3.1 Output voltages VDC 5.0/3.3 3.3/2.5 3.3/1.8 Output currents ADC 20/20 25/20 25/20 Output ripple/noise (mV p-p) 100 100 100 Typical efficiency % 87 86 85 Page 1 of 2 www.power-one.com Product Brief TLD Series – 20/25A, ¾-Brick, DC/DC Converter 48V Input Dual Output Mechanical Drawing Pin # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Bottom (Pin) View Function -Vin On/Off No Pin +Vin +Vout 1 +Sense 1 Trim 1 -Sense 1 -Vout 1 -Vout 2 -Sense 2 Trim 2 +Sense 2 +Vout 2 Side View .xx ± 0.020 (0.5) .xxx ± 0.010 (0.25) Pin diameter ± 0.002 (0.05) Tolerances: Ordering Information Options Remote On/Off Pin Length Suffixes to add to part number Positive- Standard, no suffix required Negative- Add “N” suffix 0.18”- Standard, no suffix required 0.11”- Add “8” suffix 0.15”- Add “9” suffix Notes 1. 2. 3. Consult factory for the complete list of available options. Power-One products are not authorized for use as critical components in life support systems, equipment used in hazardous environments, or nuclear control systems without the express written consent of the President of Power-One, Inc. Specifications are subject to change without notice. Page 2 of 2 www.power-one.com