AMC7123/4
www.addmtek.com
DESCRIPTION
The AMC7123/4 is member of ADDM North
Star White/Blue LED driver family. No external
component is required. Especially good for use
flashlight 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.
OPTIONS
Device Name
AMC7123DN
AMC7124DN
Maximum LED Minimum LED
LED
Drive Current
Drive Current Channel
120mA
120mA
20mA
20mA
1
3
F
LASH
L
IGHT
LED D
RIVER
FEATURES
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 Shutdown protection.
Supply voltage range 2.7V ~ 6V
0.1uA Shut-Down current
Advanced Bi-CMOS process.
PACKAGE PIN OUT
ENH
1
ENL
2
V
DD
3
8
GND
7
GND
6
LED
5
LED
ENH
1
ENL
2
V
DD
3
GND
4
8
LED1
7
GND
6
LED2
5
LED3
APPLICATIONS
Mobile Phone, Smart Phone Camera LED Flash Light.
Digital Still Camera LED Flash Light.
GND
4
AMC7123DN
AMC7124DN
TYPICAL APPLICATION
VDD
VDD
VDD
VDD
ENH
ENL
ENH
ENL
GND
AMC7123
ENH
ENL
ENH
ENL
GND
AMC7124
LED1
LED2
LED3
GND
LED
LED
GND
ORDER INFORMATION
T
A
(
O
C)
0 to 70
DN
Plastic MSOP-8
8-pin
AMC7123DNF (Lead Free)
AMC7124DNF (Lead Free)
AMC7123DN
AMC7124DN
Note: 1. All surface-mount packages are available in Tape & Reel. Append the letter “T” to part number (i.e. AMC7123/24).
2. The letter “F” is marked for Lead Free process.
Copyright
©
2006 ADDtek Corp.
1
DD029_B
-- JULY 2006