LP3921 datasheet, management/regulator equivalent, National Semiconductor

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Features and benefits

* Charger — DC adapter or USB input — Thermally regulated Charge Current — Under Voltage Lockout — 50 to 950 mA Programmable Charge Current 3.0V to 5.5V Input Voltage.

Application

where minimal power consumption and part count is the primary requirement. The Boomer Audio Amplifier contains advanced .

Description

The LP3921 is a fully integrated charger and multi-regulator unit with a fully differential Boomer audio power amplifier designed for CDMA cellular phones. The LP3921 has a highspeed serial interface which allows for the integration and control of a .

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