LP3943 Datasheet, PDF (2/21 Pages) National Semiconductor (TI) – RGB/White/Blue 16-LED Fun Light Driver

LP3943
SNVS256A – MAY 2004 – REVISED MAY 2004
Typical Application Circuit
+5V
5V
SMBUS/I²C
RGB
SDA
SCL
PORTx.D
Cell Phone Baseband
Controller/PController
VDD
SDA
SCL
RESET
LED15
LED14
LED13
LED12
LED11
LED10
LED9
LED8
A2
A1
A0
GND
LED7
LED6
LED5
LED4
LED3
LED2
LED1
LED0
+5V
Blue LEDs
www.ti.com
+5V
White LEDs
LP3943 Pin Out
18 17 16 15 14 13
19
12
20
11
21
10
22
9
23
8
24
7
1
2
3
4
5
6
Figure 1. (Top View)
See NS Package Number SQA24C
2
Submit Documentation Feedback
Product Folder Links: LP3943
Copyright © 2004, Texas Instruments Incorporated