Data Sheet

October 11, 2011

ESTW025A0F Series (Eighth-Brick) DC-DC Converter Power Modules

36–75Vdc Input; 3.3Vdc Output; 25A Output Current

†

CSA

is a registered trademark of Canadian Standards Association.

‡

VDE

is a trademark of Verband Deutscher Elektrotechniker e.V.

¤ IEEE and 802 are registered trademarks of the Institute of Electrical and Electronics Engineers, Incorporated.

** ISO is a registered trademark of the International Organization of Standards

Document No: DS09-013 ver.1.01

PDF name: ESTW025A0F.pdf

STINGRAY™ SERIES

Features





Delivers up to 25A Output current



Monotonic startup into prebiased load





Remote sense



Constant switching frequency



Positive remote On/Off logic



Input under voltage protection



Output overcurrent and overvoltage protection



Over-temperature protection



Industry standard, DOSA compliant footprint

57.9mm x 22.8mm x 8.5mm

(2.28 in x 0.9 in x 0.335 in)



Low profile height and reduced component skyline



Suitable for cold wall cooling using suitable Gap

Pad applied directly to top side of module





No thermal derating up to 68°C, 1.0m/s (200 LFM)



Wide operating temperature range (-40°C to 85°C)



Compliant to RoHS EU Directive 2002/95/EC (-Z

versions)



Compliant to ROHS EU Directive 2002/95/EC with

lead solder exemption (non-Z versions)



UL

* 60950-1, 2

60950-1-07 Certified, and VDE

Ed.) Licensed



CE mark meets 2006/95/EC directive

§



Meets the voltage and current requirements for

ETSI 300-132-2 and complies with and licensed for

Basic insulation rating per EN60950-1



802.3



ISO

facilities

Applications



Distributed power architectures



Wireless networks



Access and optical network Equipment



Enterprise Networks including Power over Ethernet

(PoE)



Latest generation IC’s (DSP, FPGA, ASIC) and

Microprocessor powered applications

Options



Negative Remote On/Off logic (-1 option,

preferred/standard)



Surface Mount version (-S option)



Auto-restart (-4 option, preferred/standard)



Trimmed leads (-6 or -8 options)

Description

The ESTW025A0F series, Eighth-brick power modules are isolated dc-dc converters that can deliver up to 25A of output

in both surface-mount and through-hole packaging, enable designers to develop cost- and space-efficient solutions.

RoHS Compliant