AT1743
Preliminary Product Information
2-Channel PWM Controller for LCD Display
Absolute Maximum Ratings
(Ta=+250C)
Parameter
Symbol
Limits
Unit
Power supply voltage
Power dissipation
Operating temperture
Storage temperture
Output current
Vcc
Pd
28
V
mW
℃
450*1
Topr
Tstg
Io
-30~+85
-55~+125
120*2
℃
mA
V
Output voltage
Vo
30
＊1 When mounted on 70mm×70mm×1.6mm glass epoxy board. Reduced by 6.5mw for each increase in Ta of 1℃ over 25℃.
＊2 Should not exceed Pd and values.
Recommended Operating Conditions
(Ta=+250C)
Parameter
Symbol
Values
Typ.
Unit
Min.
Max.
Power supply voltage
VCC
3.6
6.0
25
Ｖ
mA
V
Output current
Io
--
--
--
--
--
--
--
100
Output voltage
Vo
--
25
1.6
Error amplifier input voltage
Timing capacitor
Timing resistor
VOM
CCT
RRT
FOSC
0.3
100
5.1
10
V
15000
50
pF
kΩ
kHz
Oscillator frequency
800
Timing chart
2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
Fax: 886-3-563-0879
WWW: http://www.aimtron.com.tw
Email: service@aimtron.com.tw
3
GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
