參數(shù)資料
型號: AT1780M-GRE
廠商: Aimtron Technology Corp.
英文描述: 640kHz/1.2MHz,Low-Noise Step-Up Current-Mode PWM Controller
中文描述: 640kHz/1.2MHz,低噪聲升壓型電流模式PWM控制器
文件頁數(shù): 7/9頁
文件大?。?/td> 336K
代理商: AT1780M-GRE
AT1780
Preliminary Product Information
640kHz/1.2MHz,Low-Noise Step-Up
Current-Mode PWM Controller
Typical Application Circuit
7F, No.9, PARK AVENUE 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
3/24/06 REV 1.1 Email:
service@aimtron.com.tw
7
L1
Cin
Cout
Ccomp
Ccomp1
Rcomp
R1
R2
Css
Vout
Vin
2.6V to 5.5V
Cout
D1
C1
0.1UF
VIN
6
/SHDN
3
COMP
1
GND
4
SS
8
FLSC
7
FB
2
LX
5
Aimtron
AT1780
Figure 1.Typical application circuit
4.7UH
22UF
10UF
470PF
18PF
30K
332K
47K
0.033UF
VAA
10V/150mA
Vin
3.0V to 3.6V
10UF
CRS01
C1
0.1UF
VIN
6
/SHDN
3
COMP
1
GND
4
SS
8
FLSC
7
FB
2
LX
5
Aimtron
AT1780
D2
D3
0.1UF
1UF
0.1UF
D4
D5
1UF
0.1UF
4.7UF
D6
D7
VGH
30V/5mA
VGL
-10V/10mA
Figure 2.TFT panel power supply application circuit
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