UEI25电源-板安装的直流转换器规格书PDF中文资料

PRODUCT OVERVIEW

Featuring a full 25 Watt output in one square inch of board area, the UEI25 series isolated DC/DC converter family offers effi cient regulated DC power for printed circuit board mounting. The 0.96 x 1.1 x 0.32 (24.4 x 27.9 x 8.1 mm) converter accepts a 2:1 input voltage range of 36 to 75 Volts DC, ideal for telecom equipment. The industry-standard pinout fi ts larger 1 x 2 converters. The fi xed output voltage is tightly regulated. Applications include small instruments, area-limited microcontrollers, data communications equipment, remote sensor systems, telephone equipment, vehicle and portable electronics.

FEATURES

■ Cost effective small footprint DC/DC converter, ideal for high current applications

■ Industry standard 0.96 x 1.1 x 0.32 open frame package and pinout

■ Input voltage range of 36-75 Vdc

■ 3.3V, 5V, or 12Vdc fi xed output voltages

■ Isolation up to 2250 VDC (basic)

■ Up to 25 Watts total output power with extensive self-protection shutdown features

■ High effi ciency synchronous rectifi er forward topology up to 91

■ Stable operation with no required external components

■ Usable -40 to 85°C temperature range (with derating)

■ Certifi ed to UL 60950-1, CAN/CSA-C22.2 No. 60950-1, IEC60950-1, EN60950-1 safety approvals, 2nd edition