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參數(shù)資料
| 型號(hào)： | RT9271 |
| 英文描述： | Step-up DC/DC Converter |
| 中文描述： | 升壓型DC / DC轉(zhuǎn)換器 |
| 文件頁數(shù)： | 2/12頁 |
| 文件大小： | 386K |
| 代理商： | RT9271 |
RT9271
Preliminary
www.richtek.com
2
DS9271-01 July 2003
Typical Application Circuit
Fig. 1 RT9271 Drivers 1 WLED Application Circuit
Fig. 2 RT9271 Drivers 2 Series WLEDs Application Circuit
Fig. 3 RT9271 Drivers 3 Series WLEDs Application Circuit
VCC
CE
GND
LX
FB
Dimming
Control
C1
1uF
C3
1uF
D1
SS12
LX
10uH
D2
R2
12
Ω
OVP
Vin
2.4 to 3.2V
VCC
CE
GND
LX
FB
Dimming
Control
C1
1uF
C3
1uF
D1
SS12
LX
4.7uH
R2
12
Ω
OVP
D2
D3
Vin
2.4 to 5V
VCC
CE
GND
LX
FB
Dimming
Control
C1
1uF
C3
1uF
D1
SS12
LX
6.8uH
R2
12
Ω
OVP
D2
D4
D3
Vin
2.4 to 6V
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