EC49022NNMHR datasheet(4/8 Pages) E-CMOS

Part #	EC49022NNMHR

Description	1A, Single Cell Linear Lithium Battery Charger

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Manufacturer	E-CMOS [E-CMOS Corporation]

Direct Link	http://www.ecmos.com.tw/

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4 / 8 page

1A, Single Cell Linear Lithium Battery Charger

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

Page 4 of 8

4J30N Rev. F001

EC49022

Electrical Characteristics

VIN = 5V; TA = 25°C; unless otherwise specified.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VCC

Input Supply Voltage

4.0

5

6.5

V

ICC

Input Supply Current

Charge Mode, RPROG = 2K

—

146

—

µA

Standby Mode (Charge Terminated)

—

70

—

µA

Shutdown Mode(RPROG

Not Connected,

VCC < VBAT, or VCC < VUV)

—

30

—

µA

VFLOAT

Regulated Output

Voltage

IBAT = 30mA, RPROG = 10K

4.3

4.34

4.38

V

IBAT

BAT Pin Current

(Current mode test

condition VBAT=4V)

RPROG = 2K, Current Mode

—

560

—

mA

RPROG = 1K, Current Mode

—

1120

—

mA

Standby Mode, VBAT = 4.3V

—

+/-1

—

µA

Shutdown Mode

(RPROG Not Connected)

—

+/-1

—

µA

Sleep Mode, VCC = 0V

—

+/-1

—

µA

ITRIKL

Trickle Charge Current

VBAT < VTRIKL, RPROG = 2K

—

60

—

mA

VTRIKL

Trickle Charge Threshold

Voltage

RPROG = 2K, VBAT Rising

2.8

2.9

3.0

V

VTRHYS

Trickle Voltage hysteresis

Voltage

RPROG=2K

—

100

—

mV

VUV

VCC Undervoltage

Lockout Threshold

From VCC Low to High

—

3.7

—

V

VUVHYS

VCC Undervoltage

Lockout Hysteresis

—

150

—

mV

VASD

VCC – VBAT Lockout

Threshold Voltage

Vcc from Low to High

—

150

—

mV

Vcc from High to Low

—

100

—

mV

ITERM

C/10 Termination Current

Threshold

RPROG = 2K

—

60

—

mA

RPROG = 1K

—

100

—

mA

VPROG

PROG Pin Voltage

RPROG = 2k, Current Mode

0.9

1.0

1.1

V

CHRG

Pin Output Low

Voltage

CHRG

I

= 5mA

—

0.4

V

STDBY

V

STDBY

Pin Output Low

Voltage

STDBY

I

=5mA

—

0.4

V

VTEMP-H

TEMP pin voltage of the

high-end flip

—

80

—

%Vcc

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