Microchip Technology MCP7386XEV Data Sheet

 2004-2013 Microchip Technology Inc.

DS21893F-page 3

EN

STAT1
STAT2

V

SET

V

DD

V

SS

TIMER

PROG

THERM

THREF

V

BAT3

V

BAT

+
–

Single 

Lithium-Ion 

Cell

2, 3

1

5

6
7
8

4, 9, 13

10, 11

12

14
16
15

5V

6.19 kΩ

4.7µF

4.7 µF

7.32 kΩ

0.1

µF

Note: Pin numbers shown are for QFN 
package. Please refer to 

 for details.

+
–

Charge 
Termination 
Comparator

Voltage Control 

Amplifier

+
–

U

VLO

 

COMPARATOR

V

UVLO

 

+
–

Temperature 

Comparators

+
–

Bias and 
Reference 
Generator

V

UVLO

 

V

REF

(1.2V)

Power-On
Delay

+

+ 
–

V

REF

V

REF

Oscillator

I

REG

/12

Constant-Voltage/
Recharge Comp.

Precondition 

Control

Charge_OK

Precon

V

DD

Charge Current 

Control Amplifier

+

– 

V

REF

V

REF

+ 
–

Precondition

 

Comp.

Charge Control,

Charge Timers 

And Status Logic

Drv Stat 2

Drv Stat 1

Charge_OK

I

REG

/12

V

DD1

THERM

EN

TIMER

STAT1

STAT2

V

BAT3

V

SS1

PROG

V

SET

THREF

V

BAT1

90

110 k

Ω

10 kΩ

10 kΩ

100 kΩ

50 kΩ

50 kΩ

G = 0.001

11 kΩ

1 kΩ

600 kΩ

(1.65 MΩ)

148.42 kΩ

1.58 kΩ

V

DD2

V

BAT2

300.04 kΩ

1

0.3 kΩ

(8.58 kΩ)

4 kΩ

Direction

 

 Control

kΩ

V

SS2

V

SS3