IP5407

V1.31

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Copyright © 2019, Injoinic Corp.

12 Typical application schematic

IP5407 only need inductor, capacitor, resistor to achieve a complete function of the mobile

power solution

Micro-B

VIN

GND

TYPE-A

VOUT

GND

VIN

VOUT

DCP

KEY

LED1

LED2

BAT

SW

1

2

3

4

8

7

6

5

9

TYPE-A

VOUT

GND

BAT+

D1 25%

D2 50%

D3 75%

D4 100%

C1 10uF

C2 10uF

C3 22uF

C5 22uF

R2 20R

R1 510R

R3 51R

R4 51R

DCP

DCP

L1 1.0UH

R5 82K

RNTC 100K

If NTC function is not

needed, R5 sticks 51K,

RNTC can be omitted

R6 2R

If the lighting function is

not needed, R1 and R2 can

be omitted

C6 Option for EMI/NC

VDD

GND

VS

VM

VM

NC

R7

1K

C6

0.1uF

BAT+

BAT-

IP3025 Lithium protection

circuit

C7 22uF

Figure 7 4LED power display typical application schematic

Recommended inductor models:SPM70701R0

DARFON PIN

Inductance

(uH)

Tolerance

DC Resistance

(mΩ)

Heat Rating

Current

DC Amp.

Saturation

Current

DC Amps.

Measuring

Condition

Typ.

Max.

Idc(A)Max.

Isat(A)Max.

SPM70701R0

1.0

±20%

8.5

8

10

12

Recommended lithium battery IC models

INJOINIC

Pack age

Overcharge Detection

Voltage [VCU] (V)

Overdischarge Detection

Voltage [VDL] (V)

Overcurrent

Detection Current [IOV] (A)

IP3025A

SOT23-6

4.3V

2.5V

7A