SI9145BY Vishay, SI9145BY Datasheet - Page 10

• Manufacturer Part Number: SI9145BY
• Description: IC, PWM CONTROLLER, 16-SOIC
• Manufacturer: Vishay

Specifications of SI9145BY

• Primary Input Voltage: 7V
• No. Of Outputs: 1
• Output Voltage: 2.6V
• Output Current: 200mA
• No. Of Pins: 16
• Operating Temperature Range: -25°C To +85°C
• Termination Type: SMD
• Input Voltage Primary Min: 2.7V
• Number Of Outputs: Single Output
• Topology: Boost, Buck, Flyback, Forward
• Switching Frequency: 2000 KHz
• Duty Cycle (max): 100 %
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 25 C
• Package / Case: SOIC-16 Narrow
• Mounting Style: SMD/SMT
• Synchronous Pin: No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Si9145
Vishay Siliconix
www.vishay.com
10
APPLICATIONS
2.7 V − 7 V
2.7 V − 7 V
2.7 V − 7 V
V
V
V
DD
DD
DD
Figure 5.
C1
C1
Figure 4.
C1
Figure 3.
Non-Isolated Synchronous Buck Converter for V
Non-Isolated Step Down Buck Converter for V
Non-Isolated Step Up Boost Converter for V
Si9145
Si9145
Si9145
Q1
L1
Q1
D1
Q1
Q2
D1
L1
L1
C2
C2
OUT
C2
OUT
OUT
> V
< V
< V
IN
IN
IN
S-40710—Rev. K, 19-Apr-04
Document Number: 70021
V
V
0 V
0 V
V
0 V
OUT
OUT
OUT