MCP1631RD-MCC2 Microchip Technology, MCP1631RD-MCC2 Datasheet - Page 15

• Manufacturer Part Number: MCP1631RD-MCC2
• Description: REFERENCE DESIGN MCP1631HV
• Manufacturer: Microchip Technology

Specifications of MCP1631RD-MCC2

• Main Purpose: Power Management, Battery Charger
• Embedded: Yes, MCU, 8-Bit
• Utilized Ic / Part: MCP1631HV, PIC16F883
• Primary Attributes: 1 ~ 2 Cell- Li-Ion, 1 ~ 5 Cell- NiCd/NiMH, 1 ~ 2 1W LEDs
• Secondary Attributes: Status LEDs
• Silicon Manufacturer: Microchip
• Application Sub Type: Battery Charger
• Kit Application Type: Power Management - Battery
• Silicon Core Number: MCP1631HV, PIC16F883
• Kit Contents: Board
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Power Train Design
FIGURE 12:
© 2007 Microchip Technology Inc.
I
W1
+ I
I
I
W2
W1
W2
A
B
C
V
V
V
tON
IN
IN
IN
SEPIC Converter Inductor, Switch and Diode Currents.
+
+
+
tOFF
I
I
W1
W1
W
W
I
W1
W
1
1
1
tON
Q1
+
+
C
+
I
I
I
C
W2
W2
tOFF
W2
C
1
1
1
W
W
W
tON
2
2
2
D
C
C
C
OUT
OUT
OUT
tOFF
+
+
+
Sum of Winding Currents
I
I
I
CHARGE
CHARGE
CHARGE
IOUT (Average)
I
I
OUT
IN
(AVERAGE)
x (V
AN1137
OUT
DS01137A-page 15
/V
IN
)