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VIPER20B - SMPS PRIMARY I.C.

Description

VIPer20B™ combines on the same silicon chip a state-of-the-art PWM circuit together with an optimized high voltage avalanche rugged Vertical Power MOSFET (400V 1.3A).

Typical applications cover off line power supplies with a secondary max power capability of 30W.

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Datasheet preview – VIPER20B

Datasheet Details

Part number VIPER20B
Manufacturer STMicroelectronics
File Size 151.50 KB
Description SMPS PRIMARY I.C.
Datasheet download datasheet VIPER20B Datasheet
Additional preview pages of the VIPER20B datasheet.

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Full PDF Text Transcription

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® VIPer20B VIPer20BSP SMPS PRIMARY I.C. PRELIMINARY DATA T YPE VIPer20B/ SP V DSS 400V In 1.3 A R DS(on) 8.7 Ω 10 1 FEATURE s ADJUSTABLE SWITCHING FREQUENCY UP TO 200KHZ s CURRENT MODE CONTROL s SOFT START AND SHUT DOWN CONTROL s AUTOMATIC BURST MODE OPERATION IN STAND-BY CONDITION ABLE TO MEET ”BLUE ANGEL” NORM (1W TOTAL POWER CONSUMPTION) s INTERNALLY TRIMMED ZENER REFERENCE s UNDERVOLTAGE LOCK-OUT WITH HYSTERESIS s INTEGRATED START-UP SUPPLY s AVALANCHE RUGGED s OVERTEMPERATURE PROTECTION s LOW STAND-BY CURRENT s ADJUSTABLE CURRENT LIMITATION BLOCK DIAGRAM PENTAWATT HV Power SO-10 DESCRIPTION VIPer20B™ combines on the same silicon chip a state-of-the-art PWM circuit together with an optimized high voltage avalanche rugged Vertical Power MOSFET (400V 1.3A).
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