MCP73223T-C2SI/MF Microchip Technology, MCP73223T-C2SI/MF Datasheet - Page 15

• Manufacturer Part Number: MCP73223T-C2SI/MF
• Description: IC LI IRON PHOSPHATE CTRLR 10DFN
• Manufacturer: Microchip Technology

Specifications of MCP73223T-C2SI/MF

• Battery Type: Lithium Iron Phosphate (LiFePO4)
• Package / Case: 10-DFN
• Function: Charge Management
• Voltage - Supply: 4 V ~ 16 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Product: Charge Management
• Output Voltage: 7.2 V
• Output Current: 130 mA to 1100 mA
• Operating Supply Voltage: 4.2 V to 13 V
• Supply Current: 700 uA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Charge Safety Timers: No
• Mounting Style: SMD/SMT
• Temperature Monitoring: No
• Uvlo Start Threshold: 4.15 V
• Uvlo Stop Threshold: 4.05 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: MCP73X23EV-LFP - BOARD EVAL BATT CHARGER MCP73X23
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

4.0
The MCP73123/223 are simple, but fully integrated
linear charge management controllers.
depicts the operational flow algorithm.
FIGURE 4-1:
 2011 Microchip Technology Inc.
OVERVOLTAGE PROTECTION
Die Temperature > T
V
V
DD
DD
STAT = Flashing (Type 2)
TEMPERATURE FAULT
STAT = Hi-Z (Type 1)
DEVICE OVERVIEW
> V
No Charge Current
> V
No Charge Current
Timer Suspended
Timer Suspended
OVP
STAT = Hi-Z
OVP
Die Temperature < T
Charge Mode Resume
SD
The MCP73123/223 Flow Chart.
V
DD
V
SDHYS
DD
V
< V
V
DD
DD
< V
OVP
< V
> V
OVP
OVP
OVP
CONSTANT VOLTAGE MODE
CHARGE COMPLETE MODE
PRECONDITIONING MODE
Figure 4-1
Charge Current = I
FAST CHARGE MODE
Charge Current = I
Charge Voltage = V
SHUTDOWN MODE
No Charge Current
PROG > 200 k
Timer Enabled
V
STAT = LOW
Timer Enable
STAT = LOW
STAT = Hi-Z
Timer Reset
STAT = LOW
Timer Reset
STAT = Hi-Z
V
Timer Reset
DD
DD
< V
or
< V
UVLO
PD
V
V
V
V
BAT
BAT
BAT
BAT
PREG
REG
REG
< V
> V
= V
< I
TERM
PTH
PTH
REG
V
Timer Expired
V
Timer Expired
BAT
BAT
< V
> V
RTH
MCP73123/223
PTH
BATTERY SHORT PROTECTION
Charge Current = I
STAT = Flashing (Type 2)
V
STAT = Flashing (Type 2)
STAT = Flashing (Type 2)
BAT
STAT = Hi-Z (Type 1)
STAT = Hi-Z (Type 1)
STAT = Hi-Z (Type 1)
Timer Suspended
No Charge Current
No Charge Current
Timer Suspended
Timer Suspended
< V
TIMER FAULT
TIMER FAULT
Charge Mode Resume
SHORT
V
BAT
DS22191C-page 15
> V
SHORT
SHORT