UWE convertors provide fixed output of up to 75W
Murata Power Solutions
UWE isolated DC/DC convertors
Murata Power Solutions has introduced the UWE series of isolated DC/DC convertors that offers 4:1 ultra-wide input in an eight-brick format with 9VDC to 36VDC or 18VDC to 75VDC input.
The company said the UWE series provides a fixed output of up to 75W, making it ideal as a space-saving drop-in replacement for commonly used 100W quarter-brick devices where the full 100W power is not needed.
Typical applications include mobile and battery powered devices, test equipment, telecoms and wireless, plus distributed power architectures in markets such as industrial, military and aerospace, networking and wireless telecom and office equipment.
The UWE series provides a choice of fixed output voltages of between 3.3VDC and 24VDC to ensure compatibility in embedded equipment, CPU cards and instrument sub-systems.
The eighth-brick through-hole package has overall dimensions of 22.9 x 58.4 x 9.1mm and has an operating temperature range of -40C to +85C with derating.
The UWE series has a synchronous rectifier design that provides high efficiency and low power dissipation, allowing the DC/DC converters to be used without fans or temperature derating in many applications.
An optional thermal mounting baseplate is available to allow operation in the most difficult applications and environments.
No reverse conduction allows monotonic start-up into pre-biased loads for application flexibility.
The UWE series features remote on/off control, trim, and remote sense functions to provide compensation for line drop errors at high output currents.
Self-protection features prevent potential damage to both the convertor and outside circuits, including pre-bias operation, input undervoltage, and output short circuit, overcurrent and over-temperature protection.
Overloads automatically recover using the 'hiccup' technique upon fault removal.
The UWE series provides 1500VDC isolation voltage, is designed to meet UL/EN/IEC 60950-1, CAN/CSA-C22.2 No 60950-1 safety approvals and complies with the requirements of RoHS-6 and FCC RFI/EMI certification.
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