FAN5622 Datasheet, PDF (3/13 Pages) Fairchild Semiconductor – Linear LED Drivers with Single-Wire Digital Interface

Pin Configuration
CTRL 1
GND 2
VIN 3
6 LED1
5 ISET
4 LED2
Figure 5. FAN5622: 6-Pin SSOT23, Top View
Figure 6. FAN5624: 10-Lead UMLP, Top View
LED6 LED5 LED4 LED3
9
8
7
6
ISET 10
5 LED2
1
2
3
4
VIN GND CTRL LED1
Figure 7. FAN5626: 10-Lead MicroPak™ MLP, Top View
Pin Definitions
Pin #
FAN5622
SSOT23-6
FAN5624
UMLP10
FAN5626
MicroPak
MLP10
3
5
1
2
6
2
5
3
10
1
7
3
6
8
4
4
10
5
1
6
2
7
8
9
4, 9
Name
VIN
GND
ISET
CTRL
LED1
LED2
LED3
LED4
LED5
LED6
N/C
Description
Input Voltage. Connect to 2.7-5.5V_DC input power source.
Ground
LED Current Setting. Full-scale LED current is set by tying this pin
through a resistor (R_SET) to GND.
Control pin. Program dimming levels by driving pin with digital pulses.
This pin cannot be left floating.
LED Cathode #1. LED current sink output.
LED Cathode #2. LED current sink output.
LED Cathode #3. LED current sink output.
LED Cathode #4. LED current sink output.
LED Cathode #5. LED current sink output.
LED Cathode #6. LED current sink output.
No Connect
© 2010 Fairchild Semiconductor Corporation
FAN5622 / FAN5624 / FAN5626 • Rev. 1.0.2
3
www.fairchildsemi.com