3 A, Buck Converter IC
SI-8000SD Series
Data Sheet
Description
SI-8000SD series are buck converter ICs whose maximum o...
3 A, Buck Converter IC
SI-8000SD Series
Data Sheet
Description
SI-8000SD series are buck converter ICs whose maximum output current is 3 A.
These products have various functions including the Soft Start Function, the Output On/Off Function, the Overcurrent Protection and the Thermal Shutdown, and achieve a buck converter circuit with few external components.
Features
● High Efficiency 84% (SI-8050SD: VIN = 20 V, IOUT = 1 A)
● Few Components ● Downsized Choke Coil
(Switching Frequency 60 kHz (typ.)) ● Fixed Output
Voltage ● Soft Start Function ● On/Off Function ● Low Supply Current during Output Off ● Protection Functions
Overcurrent Protections (OCP): Drooping Type, Auto-restart Thermal Shutdown (TSD): Auto-restart
Typical Application
Package
TO263-5L
Not to scale
Selection Guide
Part Number SI-8033SD SI-8050SD
Output
Voltage 3.3 V 5V
Applications
For the systems requiring power supplies such as:
● Audio Visual Equipment ● Office Automation Equipment (e.g., Printer) ● Onboard power supply
SI-8000SD
VIN SW GND VOS SS
VIN
12345
L1
VOUT
CIN GND
C3 D1
COUT GND
SI-8000SD-DSE Rev.2.1
SANKEN ELECTRIC CO., LTD.
1
Aug. 25, 2020
https://www.sanken-ele.co.jp/en
© SANKEN ELECTRIC CO., LTD. 2011
SI-8000SD
Contents
Description ------------------------------------------------------------------------------------------------------ 1
Contents --------------------------------------------------------------------------------------------------------- 2
1. Absolute Maximum Ra...