AT1729 Datasheet, PDF (2/8 Pages) List of Unclassifed Manufacturers – 3-Channel PWM Controller for LCD Bias

Pin Configuration
AT1729
Preliminary
3-Channel PWM Controller for LCD Bias
Ordering Information
Part number
AT1729
Package
TSSOP16
Marking
-
Pin Description
Symbol Pin
Descript
Symbol
No.(A/B)
FB1
1 CH1 error amplifier output OUT3
IN1
IN2
GND
2 CH1 inverting input to OUT2
error amplifier
3 CH2 inverting input to VCC
error amplifier
4 Control blocks ground
OUT1
PGND
FB2
5 Power blocks ground
REG
6 CH2 error amplifier output CT
IN3
7 CH3 inverting input to CS3
error amplifier
FB3
8 CH3 error amplifier output CS1_2
Pin
No.(A/B)
9
10
11
Descript
CH3 output for Pch-
MOSFET
CH2 output for Nch-
MOSFET
Power Supply
12
CH1 output for Nch-
MOSFET
13 Regulated voltage output
14
Oscillator timing
capacitor
15
Sotf-start for CH3
16
Soft-star for CH1/2
2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: [phone]
WWW: http://www.aimtron.com.tw
Fax: [phone]
Email: [e-mail]
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