MCP73826-4.2VCHTR Microchip Technology, MCP73826-4.2VCHTR Datasheet - Page 11

• Manufacturer Part Number: MCP73826-4.2VCHTR
• Description: IC CONTROLLR LI-ION 4.2V SOT23-6
• Manufacturer: Microchip Technology

Specifications of MCP73826-4.2VCHTR

• Battery Type: Lithium-Ion (Li-Ion)
• Function: Charge Management
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-6
• Input Voltage: 5.5V
• Battery Charge Voltage: 4.2V
• Battery Ic Case Style: SOT-23
• No. Of Pins: 6
• No. Of Series Cells: 1
• Operating Temperature Range: -20°C To +85°C
• Svhc: No SVHC
• Output Voltage: 4.242 V
• Operating Supply Voltage: 4.5 V to 5.5 V
• Supply Current: 560 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 20 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
• Other names: MCP738264.2VCHTR

6.0
The MCP73826 is designed to operate in conjunction
with a host microcontroller or in stand-alone applica-
tions. The MCP73826 provides the preferred charge
FIGURE 6-1:
FIGURE 6-2:
REGULATED
2002 Microchip Technology Inc.
WALL CUBE
VOLTAGE
REGULATION
VOLTAGE
(V
REGULATION
CURRENT
(I
TRANSITION
THRESHOLD
PRECONDITION
CURRENT
OUT
REG
(
PEAK
APPLICATIONS
)
)
)
Typical Application Circuit.
Typical Charge Profile.
MA2Q705
PRECONDITIONING
22 k
100 k
PHASE
10 µF
SHDN
GND
V
BAT
CHARGE
VOLTAGE
CONTROLLED CURRENT
1
2
3
MCP73826
PHASE
6
5
4
V
V
V
algorithm for Lithium-Ion cells, controlled current fol-
lowed by constant voltage. Figure 6-1 depicts a typical
stand-alone application circuit and Figure 6-2 depicts
the accompanying charge profile.
SNS
IN
DRV
R
100 m
SENSE
CURRENT
CHARGE
NDS8434
Q
CONSTANT VOLTAGE
1
PHASE
I
OUT
MCP73826
10 µF
PACK+
PACK-
DS21705A-page 11
BATTERY PACK
SINGLE CELL
LITHIUM-ION
+
-