AT1731 Datasheet, PDF (2/8 Pages) List of Unclassifed Manufacturers – 2-Channel PWM Controller for LCD Bias

Pin Configuration
AT1731
Preliminary
2-Channel PWM Controller for LCD Bias
Ordering Information
Part number
AT1731
Package
TSSOP16
Marking
AT1731P
-
Pin Description
Symbol Pin No.
Descript
Symbol
FB1
1 CH1 error amplifier output OUT1
IN1
2 CH1 inverting input to OUT2
error amplifier
NC
3 Don’t connect
NC
Pin No.
9
10
11
Descript
CH1 output for
MOSFET
CH2 output for
MOSFET
Don’t connect
Nch-
Pch-
GND
PGND
GND
IN2
FB2
4 Control blocks ground
5 Power blocks ground
6 Control blocks ground
VCC
REG
CT
7 CH2 inverting input to CS2
error amplifier
8 CH2 error amplifier output CS1
12 Power Supply
13 Regulated voltage output
14 Oscillator
timing
capacitor
15 Sotf-start for CH2
16 Soft-star for CH1
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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