MCP73862-I/ML Microchip Technology, MCP73862-I/ML Datasheet - Page 19

• Manufacturer Part Number: MCP73862-I/ML
• Description: IC CONTROLLER LI-ION 8.7V 16QFN
• Manufacturer: Microchip Technology

Specifications of MCP73862-I/ML

• Function: Charge Management
• Battery Type: Lithium-Ion (Li-Ion), Lithium-Polymer (Li-Pol)
• Voltage - Supply: 8.7 V ~ 12 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-QFN
• Product: Charge Management
• Output Voltage: 8.442 V
• Output Current: 1200 mA
• Operating Supply Voltage: 8.7 V to 12 V
• Supply Current: 4 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Uvlo Start Threshold: 9.05 V
• Uvlo Stop Threshold: 8.95 V
• Lead Free Status / RoHS Status: Request inventory verification / Request inventory verification

6.0
The MCP7386X is designed to operate in conjunction
with
applications. The MCP7386X provides the preferred
charge algorithm for Lithium-Ion and Lithium-Polymer
cells Constant-current followed by Constant-voltage.
.
FIGURE 6-1:
FIGURE 6-2:
© 2008 Microchip Technology Inc.
a
APPLICATIONS
host
Regulation
Voltage
(V
Regulation
Current
(I
Transition
Threshold
(V
Precondition
Current
(I
Termination
Current
(I
REG
PREG
TERM
REG
PTH
microcontroller
Unregulated
Wall Cube
)
)
)
)
)
Typical Application Circuit.
Typical Charge Profile.
Preconditioning
Mode
Precondition
Safety Timer
or
in
stand-alone
V
V
V
V
SET
DD1
DD2
SS1
STAT1
R
PROG
PROG
Charge
Voltage
1
2
3
4
Constant-Current
Mode
Fast Charge
Safety Timer
16
5
R
R
MCP73861
T1
T2
15
6
14
7
EN
Figure 6-1
circuit,
accompanying charge profile
Elapsed Time
Termination Timer
13
8
TIMER
V
12
11
10
C
SS2
9
TIMER
V
V
V
V
BAT3
BAT2
BAT1
SS3
while
Charge
Current
Constant-Voltage
Mode
depicts a typical stand-alone application
MCP73861/2/3/4
Figures 6-2
+
–
Single
Lithium-Ion
Cell
and 6-3
DS21893D-page 19
depict
the