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BMR454 series

132-190W Eighth Brick Isolated Digital DC/DC Converter

The BMR454 is our 1st generation of digital isolated DC/DC converter in an eighth brick format. They offer a Vout range between 3.0-6.7V and wide Vin ranges from 36-75V typically needed in telecom applications.

These converters can deliver up to 190W and have a high efficiency up to 94.5% typical at 48Vin .

The BMR454 series can operate over a temperature range from -40°C up to +125°C, and offers an MTBF of nearly 3 million hours.

Standard features for this model include remote control, remote sense, over voltage protection, over current protection and over temperature protection. It offers a digital interface using the PMBus standard, which enables features such as monitoring of key parameters, power good and dynamic bus voltage capabilities.

The BMR454 includes a PMBus® interface for digital Configuration, Monitoring and Control, and is supported by our own Flex Power Designer tool.

Evaluation of the BMR454 can be performed using the ROA1283835 Eval Board.


Model Vin Vout Pout Iout Eff Size Mount

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