MCP73863-I/ML Microchip Technology, MCP73863-I/ML Datasheet - Page 2

• Manufacturer Part Number: MCP73863-I/ML
• Description: IC,Battery Management,LLCC,16PIN,PLASTIC
• Manufacturer: Microchip Technology

Specifications of MCP73863-I/ML

• Function: Charge Management
• Battery Type: Lithium-Ion (Li-Ion), Lithium-Polymer (Li-Pol)
• Voltage - Supply: 4.5 V ~ 12 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-QFN
• Output Voltage: 4.1 V, 4.2 V
• Output Current: 1200 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

MCP73861/2/3/4
Typical Application
Functional Block Diagram
DS21893D-page 2
5V
THERM
PROG
THREF
TIMER
V
V
4.7µF
DD1
DD2
EN
10 kΩ
110 k
100 kΩ
50 kΩ
50 kΩ
1.2A Lithium-Ion Battery Charger
V
REF
Ω
G = 0.001
2, 3
14
16
15
1
5
V
STAT1
STAT2
PROG
Charge
Termination
Comparator
MCP73861/3
+
–
+
–
+
–
+
–
V
V
EN
UVLO
Bias and
Reference
Generator
Direction
DD
SET
Control
U
COMPARATOR
Temperature
Comparators
VLO
11 kΩ
1 kΩ
THERM
THREF
TIMER
I
V
REG
V
BAT3
V
BAT
SS
10 kΩ
/12
Power-On
Delay
V
V
k Ω
V
90
4, 9, 13
12
10, 11
6
7
8
UVLO
REF
REF
6.19 kΩ
7.32 kΩ
Charge Current
Control Amplifier
(1.2V)
Precondition
Control
+
–
0.1
µF
Oscillator
4.7 µF
I
REG
V
DD
+
–
/12
Single
Lithium-Ion
Cell
Charge_OK
Precon
Voltage Control
Amplifier
And Status Logic
Charge Control,
Charge Timers
V
REF
–
Constant-Voltage/
Recharge Comp.
+
Note: Pin numbers shown are for QFN
package.
“Applications” for details.
Precondition
Comp.
V
Charge_OK
Drv Stat 1
Drv Stat 2
REF
+
+
–
–
Please
© 2008 Microchip Technology Inc.
4 kΩ
(1.65 MΩ )
148.42 kΩ
600 kΩ
1.58 kΩ
300.04 kΩ
refer
1
(8.58 kΩ)
0.3 kΩ
to
Values in ( )
reflect the
MCP73862/4
devices
STAT2
STAT1
Section 6.0
V
V
V
V
V
V
V
BAT1
BAT2
BAT3
SET
SS1
SS2
SS3