Data Sheet
May 7, 2008
QPW025A0F41/QPW025F41-H DC-DC Converter Power Module
36- 75Vdc Input, 3.3Vdc Output and 25A Output Current
Features
Delivers up to 25A Output current
High efficiency – 92.5% at 3.3V full load
Industry standard Quarter brick footprint
57.9mm x 36.8mm x 12.7mm (with base plate)
(2.28in x 1.45in x 0.5in)
Low output ripple and noise
2:1 Input voltage
Input under voltage protection
Output overcurrent/voltage protection
Over-temperature protection
Applications
Tightly regulated output
Wireless Networks
Remote sense
Optical and Access Network Equipment
Enterprise Networks
Adjustable output voltage (+10%/ -20%)
Negative logic, Remote On/Off
Auto restart after fault protection shutdown
Wide operating temperature range (-40°C to 85°C)
Latest generation IC’s (DSP, FPGA, ASIC)
and Microprocessor powered applications
Meets the voltage insulation requirements for ETSI
300-132-2 and complies with and is Licensed for
Basic Insulation rating per EN 60950
CE mark meets the 2006/95/EC directive§
UL* 60950-1Recognized, CSA† C22.2 No. 60950-1-
03 Certified, and VDE‡ 0805 (EN60950 3rd Edition)
Licensed
Options
Negative Remote On/Off Logic
Auto-restart from Output overcurrent/voltage
and Over-temperature Protections
Heat plate version (-H)
ISO** 9001 and ISO 14001 certified manufacturing
facilities
Description
The QPW025A0F41 is a new open-frame DC/DC power module designed to provide up to 25A output current in an
industry standard quarter brick package. The converter uses synchronous rectification technology and open-frame
packaging techniques to achieve high efficiency reaching 92.5% at 3.3V full load.
*
UL is a registered trademark of Underwriters Laboratories, Inc.
† CSA is a registered trademark of Canadian Standards Association.
‡ VDE is a trademark of Verband Deutscher Elektrotechniker e.V.
§ This product is intended for integration into end-user equipment. All of the required procedures of end-use equipment should be followed.
** ISO is a registered trademark of the International Organization of Standards
Document No: DS05-005 ver. 1.96
PDF name:qpw025a0f41_w-h_ds.pdf