IP5407

V1.31

http://www.injoinic.com/

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Copyright © 2019, Injoinic Corp.

9 Recommended working conditions

parameters

symbol

minimum

Classic value

maximum

unit

Input voltage

VIN

4.65

5

6

V

* Beyond these operating conditions, device operating characteristics cannot be guaranteed.

10 Electrical characteristics

unless otherwise stated，TA=25℃，L=1.0uH

parameters

symbol

Test Conditions.

minim

um

Classic

value

maxim

um

unit

Charging system.

Input voltage

VIN

VBAT=3.7V

5

V

Input overvoltage.

VINOV

5.6

V

CV constant voltage

charging voltage.

CV4.2V

4.2V battery configuration.

4.20

V

CV4.35V

4.345 battery configuration.

4.35

V

Charge

cut-off

current.

Istop

Input 5V

300

mA

Charge current

IVIN

VIN port charging current input terminal

current.

1.9

A

Trickle

charging

current

ITRKL

VIN=5v，BAT=2.7v

100

mA

Current

cut-off

voltage.

VTRKL

3

V

Recharge

Voltage

Threshold

VRCH

4.1

V

Charging deadline.

TEND

24

Hour

Boost system

Battery

operating

voltage

VBAT

3

3.7

4.4

V

Discharge

cut-off

voltage

VBATLOW

IOUT=1A

2.95

V

DC output voltage.

VOUT

VBAT=3.7V @0A

5.0

5.12

5.25

V

VBAT=3.7V @2.1A

4.75

5

5.15

V

Output

voltage

ripple

ΔVOUT

VBAT=3.7V，VOUT=5.0V，fs=500KHz

100

mV

Boost

system

over-current

IOVP

VBAT=3.7V

2.8

A