EC49022 datasheet(2/8 Pages) E-CMOS

2 / 8 page

1A, Single Cell Linear Lithium Battery Charger

E-CMOS Corp. (www.ecmos.com.tw)

Page 2 of 8

4J30N Rev. F001

EC49022

Pin Functions

Pin Function Description

TEMP

Connecting TEMP pin to NTC

thermistor’s

output in Lithium ion battery pack. Terminate

Charge when TEMP<45%Vcc or

TEMP>80%Vcc. The function disable when

TEMP connect to GND, but other function is

work.

BAT

Connect the positive terminal of the battery

to BAT pin

PROG

Constant charge current setting and charge

current monitor pin

STDBY

Charge completely Status Output, The

status is Low Level when charge completely.

Other status is high-impedance.

GND

Ground pin

CHRG

Charging Status Output, The status is low

level when charging, other status is

high-impedance.

VCC

Input Voltage pin

Chip Enable Input

Ordering Information

Package

Part Number

Marking

Marking Information

SOP-8

(Exposed PAD)

EC49022NNMHR

49022

LLLLL

YYWWT

LLLLL：Lot No.

YYWW：date Code

T：Internal Tracking Code

Pin Configuration

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