Industrial Electronics

Railway DC/DC converters for demanding environments

07 March 2019

Recom’s railway portfolio has been extended with the new RP12-AR DC/DC converter series. These compact 12 W 1 in x 1 in modules operate with 90% efficiency and up to 88° C ambient temperature at full load.

The RP12-AR series DC/DC converters are designed for railway rolling stock applications, but they are also Source: RecomSource: Recomsuitable for non-railway high-voltage battery applications. Their 5:1 input voltage range of 36 to 160 V DC (185 V DC for 1 second) allows for all-in-one solutions for 48 V, 72 V, 96 V and 110 V DC railway systems.

The converters have a built-in class A filter network and offer single or dual outputs from 3.3 V up to +/-24 V. The high efficiency of up to 90% enables these modules to be operated at a wide ambient temperature range from -40° C to 88° C without derating. Neither forced cooling nor additional heatsinks are required when operating them at full load.

The RP12-AR series feature undervoltage lockout (UVLO), overvoltage protection (OVP), short-circuit protection (SCP) and optical line protection (OLP), which makes them ideal for many harsh railway and industrial applications such as powering internet of things (IoT) sensors, battery management systems or electric fork-lift trucks. They are CE marked and come with a three-year warranty. Samples and OEM pricing are available from all authorized distributors or directly from Recom.

To contact the author of this article, email GlobalSpecEditors@globalspec.com


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