MCP73871DM-VPCC Microchip Technology, MCP73871DM-VPCC Datasheet - Page 14

• Manufacturer Part Number: MCP73871DM-VPCC
• Description: DEMO BOARD FOR MCP73871
• Manufacturer: Microchip Technology

Specifications of MCP73871DM-VPCC

• Main Purpose: Power Management, Battery Charger
• Embedded: No
• Utilized Ic / Part: MCP73871
• Primary Attributes: 1 Cell- Li-Ion / Li-Pol, 4.2V @ 100 ~ 500mA: USB, 1A: AC Adaptor
• Secondary Attributes: Safety Timer, Thermal Protection, Automatic Charge Termination and Recharge
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

MCP73871 Demo Board with Voltage Proportional Current Control User’s Guide
FIGURE 2-3:
TABLE 2-2:
DS51812B-page 14
1 / SEL
2 / PROG2
3 / TE
4 / CE
Switch # / Name
Power Supply
min 2A
5V DC
MCP73871 DEMO BOARD DIP SWITCH CONFIGURATION
AC-DC Adapter
USB maximum 500 mA
Timer Enable OFF
Charge is enabled
MCP73871 Top Board and Application Circuit.
TABLE 2-1:
Shutdown
Standby
Charge in Progress
Charge Complete (EOC)
Temperature Fault
Timer Fault
Low Battery Indicator (LBO)
No Battery Present
No Input Power
Note:
Charge Cycle State
OFF
LED Status Outputs are given for the battery connected at V
MCP73871 CHARGE STATUS OUTPUTS
State / Function
Power from USB
USB max 100 mA
Timer Enable activated
Charge function OFF
STAT1 (Green)
ON
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
STAT2 (Red)
—
Only if SEL is ON
Factory preset at 4h, 6h and 8h
CE = Chip Enable
© 2009 Microchip Technology Inc.
Battery or
Emulation
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
Battery
Circuit
Observations
Resistive Load
BAT
PG (Blue)
E-Load
and GND.
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
or