Pin Configuration
CTRL
GND
VIN
1
2
3
6
5
4
LED1
ISET
LED2
Figure 5. FAN5622: 6-Pin SSOT23, Top View
Figure 6. FAN5624: 10-Lead UMLP, Top View
LED6
9
LED5
8
LED4
7
LED3
6
ISET
10
5
LED2
1
VIN
2
GND
3
CTRL
4
LED1
Figure 7. FAN5626: 10-Lead MicroPak? MLP, Top View
Pin Definitions
Pin #
FAN5622 FAN5624
SSOT23-6 UMLP10
FAN5626
MicroPak
MLP10
Name
Description
3
2
5
1
6
4
5
6
3
7
8
10
1
2
1
2
10
3
4
5
6
7
VIN
GND
ISET
CTRL
LED1
LED2
LED3
LED4
Input Voltage . Connect to 2.7-5.5 V 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.
8
9
4, 9
? 2010 Fairchild Semiconductor Corporation
FAN5622 / FAN5624 / FAN5626 ? Rev. 1.0.3
LED5
LED6
N/C
LED Cathode #5 . LED current sink output.
LED Cathode #6 . LED current sink output.
No Connect
3
www.fairchildsemi.com
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