500mA Linear Li-Ion Battery Charger

Overview TF4057 is a constant current/constant voltage linear charger for single-cell lithium-ion battery with excellent performance. TF4057 adopts SOT23-6 package with less peripheral components, making it very suitable for portable products, and suitable for supplying USB power and adapter po

BATTERY MANAGEMENT LINEAR LI-ION BATTERY CHARGER

DESCRIPTION A4057 series is a double lithium battery charge management chip. The chip includes a charge state detection, the charging process, temperature detection and so on. The chip also integrates a high-precision reference voltage module in it. A4057 charge contains three modes: precharge,

Lockit™ Loops and Clips

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Lockit Loops and Clips

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This application note is addressed to system hardware designers using

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SAW Components Low Loss Filter 1228.0 MHz

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