SM8136A Datasheet, PDF (12/15 Pages) Nippon Precision Circuits Inc – White LED Driver IC

SM8136A
TYPICAL APPLICATION CIRCUITS
LED × 3
1µF
C1M C1P
1µF
C2M C2P
VIN
1µF
Charge pump
1/ 1.5
VOUT
1µF
Mode control
&
Output voltage control
&
Protection
Current
control
&
Current
detect
20mA 3
DIN1
DIN2
DIN3
EN
Control
logic
GND
Note. If the driving LED is less than 3 pcs, unused DIN pins should be connect to GND.
The HIGH-level and LOW-level pulsewidths for the pulse input on EN must be 4.0µs or longer (see “Electrical Characteristics”).
SEIKO NPC CORPORATION —12