Protector 
Power 
Signal 
Driver 
Automotive ET3166
General Description
The ET3166 is CMOS-based 6 channels integrated load switch with I2C Control. Load switch 1 to 6 contains P-Channel MOSFET that can operate over an input voltage of 1.2V to 5.5V and supports a maximum continuous current of 2A.
The ET3166 is available in small package: WLCSP16 (1.54mm×1.54mm,0.35mm pitch).
Features
Load switch 1 to 6 input voltage operating range: 1.2V to 5.5V
Load switch 1 to 6 typical RDS(ON):
- 52mΩ at VINX = 5V
- 120mΩ at VINX = 1.8V
VSYS input voltage operation range: 1.6V to 5.5V
I2C serial control to program each load switch on/off
Applications
Constant-voltage power supply for battery-powered device
Constant-voltage power supply for smartphones, tables
Constant-voltage power supply for cameras, DVRs, STB and camcorders
Pin Configuration
Block Diagram
Application Circuits
