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SR087

Part Number	SR087
Manufacturer	Microchip
Description	Adjustable Offline Inductorless Switching Regulators
Published	May 12, 2018
Detailed Description	SR086/SR087 Adjustable Offline Inductorless Switching Regulators Features • Efficient Operation without Magnetics • No ...
Datasheet	SR087 PDF File

Overview

SR086/SR087 Adjustable Offline Inductorless Switching Regulators Features • Efficient Operation without Magnetics • No High-voltage Capacitors • Adjustable Main Output Voltage (9V to 50V) • Additional Internal Linear Regulator: - 3.
3V for SR086 - 5V for SR087 • Up to 100 mA Combined Output Current • Single BOM for 120 VAC/230 VAC • Built-in Soft Start • Less than 200 mW Standby Power Applications • White Goods • Household Appliances • Lighting Controls • Circuit Breakers • Keep-alive Supplies General Description The SR086/SR087 are inductorless switching regulators designed to operate directly from a rectified AC line.
The operating principle is to turn on a pass transistor when the rectif...

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