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LTC4009-1

Multi-Chemistry Battery Charger

LTC4009-1 Features

* n General Purpose Battery Charger Controller n Efficient 550kHz Synchronous Buck PWM Topology n ±0.5% Output Float Voltage Accuracy n Programmable Charge Current: 4% Accuracy n Programmable AC Adapter Current Limit: 3% Accuracy n No Audible Noise with Ceramic Capacitors n Wide Input Voltage Range: 6

LTC4009-1 General Description

The LTC®4009 is a constant-current/constant-voltage battery charger controller. It uses a synchronous quasiconstant frequency PWM control architecture that will not generate audible noise with ceramic bulk capacitors. Charge current is set by the combination of external sense, input and programming .

LTC4009-1 Datasheet (356.03 KB)

Preview of LTC4009-1 PDF

Datasheet Details

Part number:

LTC4009-1

Manufacturer:

Linear Technology

File Size:

356.03 KB

Description:

Multi-chemistry battery charger.

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LTC4009-1 Multi-Chemistry Battery Charger Linear Technology

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