OFF-LINE START-UP CONTROLLER

DESCRIPTION The SG1540 is an integrated circuit designed to efficiently provide start-up power from a high-voltage DC bus to a PWM control circuit in a switching power supply. When used on the primary side, it reduces start-up current to less than 1mA and allows any standard PWM control circuit

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MICROSEMI

美高森美

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MICROCHIP

微芯科技

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CDIP16

MICROSEMI

美高森美

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原厂封装

msc

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SOP24

JWD

四川经纬达

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