WS3222D
WS3222D is Over-Voltage-Protection Load Switch manufactured by Will Semiconductor.
Features
- Maximum input voltage
- Switch ON resistance
- Ultra fast OVP response time
- Adjust OVLO threshold voltage
: 29V : 45mΩ Typ. : 450ns Typ. : 4V~15V
Applications
- Mobile Handsets and Tablets
- Portable Media Players
- STB, OTT
- Car DVR, Car Media System
- Peripherals
Marking D= Package code b = Voltage code Y = Year code W = Week code
Order information
Device
Package
WS3222D-8/TR
DFN2×2-8L
Shipping 3000/Reel&Tape
Will Semiconductor Ltd.
Jul, 2019
- Rev.1.3
Function Block Diagram
Typical Applications
Note1: R1 and R2 are only required for External OVP, otherwise connect OVLO to GND Note2: Remend 10K≤R2≤50K；add unidirection TVS close to VIN
Pin Descriptions
Pin No. 1, 2, 3
6, 7, 8
Symbol OUT GND
OVLO
IN EXPOSED
Descriptions Output Ground OVLO Threshold set pin. Connect a resistor-divider to set different OVLO threshold, VOVLO=1.2x(1+R1/R2) as shown typical application diagram. Input and Device Power Supply.
Connected to GND.
Will Semiconductor...
