LP3164-QVF POWER [Lowpower Semiconductor inc], LP3164-QVF Datasheet - Page 2

• Manufacturer Part Number: LP3164-QVF
• Description: 4-Channel Current Source White LED Driver
• Manufacturer: POWER [Lowpower Semiconductor inc]

Functional Pin Description
Function Block Diagram
LP3164 – Ver. 1.0 Datasheet
P a r t N o .
LP3164
1,2,3,4,9,14,15,16
QFN-16
PIN
5/6
10
12
13
11
7
8
P a c k a g e Ty p e
QFN-16
Feb.-2008
AGND/PGND Ground.
EN/PWM
NAME
LED4
LED3
LED2
LED1
VIN
Preliminary Datasheet
NC
No Internal Connection.
Power Supply.
Chip Enable(active High).and connects to a GPIO of MCU,the GPIO
supply a PWM singal dimming method to control the brightness(0-20mA) of
white LEDs and the PWM frequency from 200Hz to 10KHz,the duty from
0% to 100%.the typical frequency is 2KHz.
LED4 cathode terminal.
LED3 cathode terminal.
LED2 cathode terminal.
LED1 cathode terminal
DESCRIPTION
LED1
NC
NC
NC
13
14
15
16
P i n C o n f i g u r a t i o n s
PGND
Page 2 of 5
8
7
6
5
EN
VIN
PGND
AGND
LP3164