PAM2811 Datasheet, PDF (2/12 Pages) Power Analog Micoelectronics – 4-Channel Single-Wire Dimming LED Drive with Ultra Low Dropout Current Sink

Block Diagram
PAM2811
4-Channel Single-Wire Dimming LED Drive with
Ultra Low Dropout Current Sink
VIN
Reference
EN
Current
Setting
Current
Sinks
LED1
LED2
LED3
LED4
AGND
PGND
30us<t_READY
0.5us<t_HI 0.5us<t < _LO 500us
2ms<t_SHDN
30us<t_READY
EN
ILED
LEVEL
1
2
3
45
6
16
15
14 ₁₃
12 ₁₁
1
2
3
4 _{5 14 15 16 1}
16
15
14
13 ₁₂
16
SHDN
3
2
1
Power Analog Microelectronics,Inc
www.poweranalog.com
2
03/2010 Rev1.0