AMC7140DLFT 查看數據表（PDF） - ADDtek Corp
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AMC7140DLFT Datasheet PDF : 9 Pages
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AMC7140
LED Backlight Solution:
AMC7140 could coordinate with any type of DC-to-DC converter through feedback path to realized LED
backlight module. The number of LEDs in the string is variable even with certain fixed power source since the output
voltage of the DC-to-DC converter could be modulated according to feedback signal.
12VDC or 24VDC
DC / DC
C o n v e rte r
O utput
FB
E nable
Db
Rb
R SET1
VDD
OE
IS E T
OUT
AMC7140
GND
RSET2 880Ω
AC Voltage Input:
AMC7140 could work with any kind of well-known or well-developed switch-mode power supply system.
Simply cut off the internal feedback path of the power supply system and then feed the signal from AMC7140 back to
the power supply system instead.
85VAC ~ 265 VAC
VDD
Power
Supply
FB
Rb
Db
Enable
RSET1
VDD
OUT
OE AMC7140
ISET
GND
RSET2 880Ω
Copyright © 2007 ADDtek Corp.
6
DD032_B -- APRIL 2007
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