MCP1602-ADJI/MF Microchip Technology, MCP1602-ADJI/MF Datasheet - Page 17

• Manufacturer Part Number: MCP1602-ADJI/MF
• Description: IC,SMPS CONTROLLER,VOLTAGE-MODE,LLCC,8PIN,PLASTIC
• Manufacturer: Microchip Technology
• Type: Step-Down (Buck)r

Specifications of MCP1602-ADJI/MF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 4.5 V
• Current - Output: 500mA
• Frequency - Switching: 2MHz
• Voltage - Input: 2.7 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-DFN
• Output Voltage: 0.8 V to 4.5 V
• Output Current: 500 mA
• Input Voltage: 2.7 V to 5.5 V
• Switching Frequency: 2 MHz
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Duty Cycle (max): 90 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

6.0
l
FIGURE 6-1:
FIGURE 6-2:
FIGURE 6-3:
© 2007 Microchip Technology Inc.
5.0V
V
IN
4.7 µF
2.7V to 4.5V
3.0V to 4.2V
TYPICAL APPLICATION CIRCUITS
V
V
IN
4.7 µF
IN
0.1 µF
4.7 µF
0.1 µF
0.1 µF
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.
OFF
10Ω
ON
OFF
OFF
10Ω
10Ω
ON
ON
6
2
4
1
V
V
A
SHDN
IN
CC
6
2
4
1
GND
6
2
4
1
MCP1602
V
V
A
SHDN
V
V
A
SHDN
IN
CC
GND
IN
CC
MCP1602
GND
MCP1602
P
V
R
GND
OUT
PG
PULLUP
P
L
P
GND
V
X
GND
PG
V
PG
L
FB
L
FB
X
7
5
8
3
X
V
7
5
8
3
7
5
8
3
IN
R
R
PULLUP
PULLUP
787 kΩ
200 kΩ
4.7 µH
Processor
Reset
V
V
R
4.7 µH
R
IN
4.7 µH
IN
BOT
TOP
R
4.99 kΩ
C
33 pF
COMP
COMP
Processor
Reset
Processor
Reset
4.7 µF
4.7 µF
MCP1602
1.2V @ 500 mA
1.5V @ 500 mA
4.7 µF
1.0V @ 500 mA
DS22061A-page 17
V
V
OUT
OUT
V
OUT