AMC D
OC
. #: AMC7123_A
December 2003 V2.2
®
AMC7123/4
Flash Light LED Driver
FEATURES
A
DD MICROTECH CORP.
DESCRIPTION
The AMC7123/4 is member of ADDM North
Star White/Blue LED driver family. No external
component is required. Especially good for use
flash light LED driver. The special circuit design
provides over 90% efficiency in low noise. The
AMC7123/4 is Integrated with 2 control pins for
LEDs driving current control.
Target end applications are camera flash light
LCD driver for mobile phone, smart phone, PDA,
Digital Still Camera, etc.
No external component required.
Programmable output current control
by ENL, ENH
120mA LED driving capability.
Output short / open circuit protection.
1 channel, 3 channels available in
MSOP-8 package..
High efficiency
Thermal Shut-Down protection.
Supply voltage range 2.7V ~ 6V
0.1uA Shut-Down current
2KV HBM ESD protection
Advanced Bi-CMOS process.
Device Name Maximum LED Minimum LED
Drive Current Drive Current
AMC7123DN
120mA
20mA
AMC7124DN
120mA
20mA
LED Channel
1
3
APPLICATIONS
Mobile Phone, Smart Phone Camera LED
Flash Light.
Digital Still Camera LED Flash Light.
PACKAGE PIN OUT
ENH
ENL
V
DD
1
2
3
8
GND
7
GND
6
LED
5
LED
ENH
ENL
V
DD
1
2
3
8
LED1
7
GND
6
LED2
5
LED3
GND
4
GND
4
AMC7123DN
AMC7124DN
Copyright
©
2003, ADD Microtech Corp.
1
www.addmtek.com
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