UNISONIC TECHNOLOGIES CO., LTD

UM608

Preliminary

LINEAR INTEGRATED CIRCUIT

www.unisonic.com.tw

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Copyright © 2012 Unisonic Technologies Co., Ltd

QW-R105-043.a

CONSTANT VOLTAGE AND

CONSTANT CURRENT

CONTROLLER FOR BATTERY

CHARGERS

DESCRIPTION

The UTC UM608 is a highly integrated solution for a constant

voltage/constant current mode SMPS application.

The UTC UM608 contains one 2.5V voltage reference, one

operational amplifier for voltage control loop, one operational

amplifier for current control loop and two operational amplifiers for

charge status. It is suitable for battery charger and other battery

systems.

FEATURES

* Precision Internal Voltage Reference

* Few External Components

* Easy Compensation

* Charge status output for LED

* build-in overvoltage protection for battery

ORDERING INFORMATION

Ordering Number

Package

Packing

Lead Free

Halogen Free

UM608L-S08-R

UM608G-S08-R

SOP-8

Tape Reel

UM608L-S08-T

UM608G-S08-T

SOP-8

Tube

Note: xx: Output Voltage, refer to Marking Information.

(1) R: Tape Reel, T: Tube

(2) S08: SOP-8

(3) G: Halogen Free, L: Lead Free

UM608L-S08-R

(1)Packing Type

(2)Package Type

(3)Lead Free