MCP1603-0.8I/MC Microchip Technology, MCP1603-0.8I/MC Datasheet - Page 17

• Manufacturer Part Number: MCP1603-0.8I/MC
• Description: 2 MHZ 500MA BUCK REGULATOR
• Manufacturer: Microchip Technology

6.0
l
FIGURE 6-1:
FIGURE 6-2:
FIGURE 6-3:
© 2007 Microchip Technology Inc.
TYPICAL APPLICATION CIRCUITS
5.0V
V
IN
4.7 µF
3.0V To 4.2V
2.7V To 4.5V
C
Single Li-Ion to 1.5V @ 500 mA Application.
5V to 1.0V @ 500 mA Application.
3 NiMH Batteries to 1.2V @ 500 mA Application.9
IN
V
V
IN
IN
4.7 µF
4.7 µF
C
C
IN
IN
V
SHDN
IN
GND
V
L
FB
X
V
SHDN
V
SHDN
IN
IN
200 kΩ
787 kΩ
4.7 µH
GND
GND
R
R
L
1
TOP
BOT
V
V
L
L
FB
FB
X
X
4.99 kΩ
R
COMP
4.7 µH
4.7 µH
L
L
1
1
C
33 pF
COMP
C
4.7 µF
C
4.7 µF
OUT
OUT
C
4.7 µF
OUT
V
1.5V @ 500 mA
V
1.2V @ 500 mA
V
1.0V @ 500 mA
OUT
OUT
OUT
MCP1603
DS22042A-page 17