EUP3651
Pin Configurations
Package Type
Pin Configurations
TDFN-12
Pin Description
PIN
1
2
3
4
5
6
7
8
9
10
11
12
EP
NAME
LED4
EN
C1P
C1N
V
OUT
C2P
C2N
V
IN
GND
LED1
LED2
LED3
TAB
LED4 cathode terminal
Device enable (active high) and 1 wire control input
Bucket capacitor 1, positive terminal
Bucket capacitor 1, negative terminal
Charge pump output, connect to LED anodes
Bucket capacitor 2, positive terminal
Bucket capacitor 2, negative terminal
Charge pump input, connect to battery or supply
Ground
LED1 cathode terminal
LED2 cathode terminal
LED3 cathode terminal
Connect to GND on the PCB
DESCRIPTION
DS3651
Ver1.0
Feb. 2008
3