MCP1612-ADJI/MS Microchip Technology, MCP1612-ADJI/MS Datasheet - Page 3

• Manufacturer Part Number: MCP1612-ADJI/MS
• Description: IC BUCK REG ADJ 1A 1.4MHZ 8MSOP
• Manufacturer: Microchip Technology
• Type: Step-Down (Buck)r

Specifications of MCP1612-ADJI/MS

• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 5 V
• Current - Output: 1A
• Frequency - Switching: 1.4MHz
• Voltage - Input: 2.7 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Output Voltage: 0.8 V to 5.5 V
• Output Current: 1 A
• Input Voltage: 2.7 V to 5.5 V
• Switching Frequency: 1.4 MHz
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Duty Cycle (max): 100 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Typical Application Circuit
© 2005 Microchip Technology Inc.
OFF
3.3 V
Ceramic
IN
10 µF
ON
±10%
C
IN
Ceramic
0.1 µF
C
MCP1612 3.3V to 1.2V Synchronous Buck Converter
BYP
1000 pF
25 k
10
1
2
3
4
V
V
SHDN
Comp
IN
CC
MCP1612
P
A
GND
GND
FB
L
x
8
7
6
5
L = 3.3 µH
C
10 µF
Ceramic
OUT
MCP1612
1.2V V
OUT
DS21921B-page 3
100 k
200 k
@ 1A