MBH Series DC/DC Converters are ideal for harsh shock and vibration environments.

Press Release Summary:

MBH Series DC/DC Converters are offered in 9.0 x 6.5 x 1.25 in. H ruggedized chassis mount package. Units feature -40 to 95ºC and -55 to 100ºC operating and storage temperature range respectively. MBH Series converters are available in three models in 10 to 16 VDC input range with 28 VDC output at 40, 60 and 75 A. Converters come with ON/OFF, non-latching output, thermal shutdown with auto restart, input reverse polarity and operating surge protection.


Original Press Release:

Compact High Efficiency 2100 Watt DC/DC Converter

Calex Mfg. Co., Inc. introduces the MBH Series DC/ DC Converters. The MBH offers up to 2100 Watts in a low profile 9.0” x 6.5” x 1.25”H ruggedized chassis mount package. The module weighs only 3.3 lbs. making the MBH ideal for harsh shock and vibration environments in both COTS military and industrial applications. The MBH Series’ high efficiency, up to 97%, is accomplished through the use of high efficiency synchronous rectification, advanced electronic circuitry and thermal design resulting in a compact, highly robust solution backed by Calex’s Five Year Warranty. The operating temperature range for the MBH is -40 to 95ºC with storage of -55 to 100ºC.

The MBH Series consists of three models. Each of the models offer a 10 to 16VDC input range making them ideal for 12V mobile applications. The outputs are 28VDC at 40, 60 and 75 Amps. All models are highly regulated and no minimum load is required for any of the MBH models. The MBH topology utilizes a fixed switching frequency of 400 kHz. All models feature ON/OFF, non latching output over-voltage protection, thermal shutdown with auto restart, input reverse polarity protection, operating surge protection and short circuit protection.

The MBH is manufactured in the USA. Units are available from stock to eight weeks. Contact the factory for pricing. For more information on the MBH Series, go to http://www.calex.com/pdf/mbh.pdf or contact Calex at 800-542-3355/925-687-4411 (phone), 925-687-3333 (fax), sales@calex.com. Calex’s corporate headquarters are located at 2401 Stanwell Drive, Concord, CA 94520 USA.

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