AN32155A
FEATURES
- 4 x 3 LED Matrix Driver (Total LED that can be driven = 12)
- LED maximum current selectable
- Step-up charge pump DC/DC converter : 200 m A
- I2C interface (Slave address selectable)
- 24 pin Wafer Level Chip Size Package (WLCSP)
DESCRIPTION
AN32155A is a 4 x 3 LED driver equipped with a step-up charge pump circuit.
APPLICATIONS
- Mobile Phone
- Smart Phone
- PCs
- Game Consoles
- Home Appliances etc.
GND CPGND IREF VLDO
TYPICAL APPLICATION
CPU I/F
VDD INT SCL SDA NRST SLASEL CLKIO
4.7 F
CP1 CN1 CP2 CN2 CPOUT
Battery
1.0 F 1.0 F 2.2 F
Y1~Y4
39 k
X1~X3
1.0 F
Note) The application circuit is an example. The operation of the mass production set is not guaranteed. Sufficient evaluation and verification is required in the design of the mass production...
