AT1730 Datasheet, PDF (2/7 Pages) List of Unclassifed Manufacturers – 2-Channel PWM Controller for LCD Bias

Pin Configuration
AT1730
Preliminary Product Information
2-Channel PWM Controller for LCD Bias
Ordering Information
Part number
AT1730P
AT1730P_GRE
Package
TSSOP16
TSSOP16, Green
Marking
AT1730P
AT1730P, Date Code with one bottom line
Pin Description
Symbol Pin No.
Descript
/SHDN 1 ON/OFF Function
Symbol
OUT1
IN2+
IN2-
FB2
SEL
GND
2 CH2 non-inverting input to CS1
error amplifier
3 CH2 inverting input to VCC
error amplifier
4 CH2 error amplifier output VREF
5 Selection of type of driven FB1
MOSFET
6 Ground
IN1-
CS2
7 Soft-Start for CH2
SCP
OUT2
8 CH2 Output for Nch or Pch OSC
MOSFET
Pin No.
Descript
9 CH1 output for Nch-
MOSFET
10 Soft-star for CH1
11 Power Supply
12 Regulated voltage output
13 CH1 error amplifier output
14 CH1 inverting input to
error amplifier
15 Timing capacitor for timer
latch delay
16 Oscillator timing capacitor
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]
2