MCP1630RD-NMC1 Microchip Technology, MCP1630RD-NMC1 Datasheet - Page 14

• Manufacturer Part Number: MCP1630RD-NMC1
• Description: REF DESIGN MCP1630 NIMH BATT CHG
• Manufacturer: Microchip Technology

Specifications of MCP1630RD-NMC1

• Main Purpose: Power Management, Battery Charger
• Embedded: No
• Utilized Ic / Part: MCP1630
• Primary Attributes: 3 Cells- NiMH / NiCd, 1.35A Out, 6V ~ 15 V Input
• Secondary Attributes: Preconditioning, Cell Temperature & Batt Pack Fault Monitoring
• Silicon Manufacturer: Microchip
• Application Sub Type: Battery Charger
• Kit Application Type: Power Management - Battery
• Silicon Core Number: MCP1630, PIC12F683, MCP1702, MCP6292
• Kit Contents: Board
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Not applicable / Not applicable

MCP1630 Low-Cost NiMH Battery Charger Reference Design
DS51648A-page 10
FIGURE 2-3:
2.3.1.3
1. The MCP1630 Low-Cost NiMH Battery Charger has an LED to indicate charge
TABLE 2-1:
2.3.1.4
Header J3 is provided for in-system circuit programming.
Qualification
Preconditioning
Constant Current Fast Charge
Top Off Charge
Charge Complete
Safety Timer Fault
Cell Temperature Invalid
Battery Disconnected
Input Power Removed
CHARGE CYCLE STATE
status or fault status. Table 2-1 represents the state of the LED during various
states of the charge cycle.
VBAT+
VBAT-
STATUS LED
PROGRAMMING
STATUS OUTPUT
Simulated Battery Load.
1,000 µF
10V AL
OFF
OFF
ON
ON
ON
OFF
Flashing (2 Hz, 50% duty cycle)
Flashing (1 Hz, 50% duty cycle)
OFF
2Ω
10W
LED
© 2007 Microchip Technology Inc.
+
-
Variable
Power Supply
0V - 6V