Quarter-Brick DC/DC Converter delivers up to 92% efficiency.

Press Release Summary:



Occupying 1.45 x 2.30 in. footprint, QW24T25033 is designed for use in communications, particularly wireless base station applications that utilize both 24 and 48 V battery backup power. It provides 3.3 V output capable of delivering 25 A and delivers equal performance at nominal inputs of 24 or 48 Vin. Supporting start-up into pre-biased loads, IC offers -40 to +85°C operation, on-board input differential LC-filter, as well as various protection, interface, and trim capabilities.



Original Press Release:



Quarter-Brick with Ultra-Wide 18-60 VDC Input Range Provides Outstanding Efficiency



Camarillo, CA - Power-One, Inc. (Nasdaq: PWER), a leading provider of power conversion and power management solutions, introduces the QW24T25033, a highly-efficient quarter-brick DC-DC converter for use in communications, particularly wireless base station applications that utilize both 24V and 48V battery backup power. This converter provides a 3.3 volt output capable of delivering 25A and performs equally well at nominal inputs of either 48Vin or 24Vin, where neither efficiency nor thermal performance are compromised.

The QW24T25033, with efficiencies as high as 92%, offers a DOSA standard quarter-brick footprint (1.45 x 2.30 inch, 36.8 x 58.4mm) and is RoHS compliant for all six substances. Additional features include: a -40 to +85 °C operating temperature range, capability to withstand an 80V input transient for 100ms, ability to start-up into pre-biased loads, and an on-board input differential LC-filter.

Interface and trim capabilities include: remote sense, remote ON/OFF, negative or positive turn-on logic, and +10%/−20% output voltage trim ranges with industry-standard trim equations for design flexibility. Protections include: output overvoltage and overcurrent, input undervoltage lockout, and overtemperature shutdown. Safety approvals include: UL60950-1, CSA60950-1, EN60950-1, and IEC60950-1.

Evaluation models are usually available from stock. Please contact Steve Pimpis for pricing and availability. A data sheet is available at: http://power-one.com/resources/products/datasheet/qw24t25033_v1.pdf

Power-One designs and manufactures energy-efficient power conversion and power management solutions for alternative/renewable energy, routers, data storage and servers, wireless communications, optical networking, medical diagnostics, military, railway controls, semiconductor test equipment, and custom applications. Power-One, with headquarters in Camarillo, CA, has global sales offices, manufacturing, and R&D operations in Asia, Europe, and the Americas. Please visit www.power-one.com for more information.

Power-One products are not designed, intended for use in, or 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 respective divisional president of Power-One, Inc.

The appearance of products, including safety agency certifications pictured on labels, may change depending on the date manufactured. Specifications are subject to change without notice.

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