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Description
BP2822 View Datasheet(PDF) - Bright Power Semiconductor
Part Name
Description
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BP2822
Non-isolated Buck LED constant current controller
Bright Power Semiconductor
BP2822 Datasheet PDF : 11 Pages
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晶丰明源半导体
应用实例
1
系统规格
AC
输入电压:
176Vac
~
264Vac
输出
LED
电压:
38V
~
76V
输出
LED
电流:
240mA
2
原理图
BP2822
非隔离降压型
LED
恒流控制器
D1
~
D4
1N4007*4
L1 2.5mH
C2
D7
1N4007
R1 330K
R2 330K
VZ1
F1 07D471K
C1 D6
FR107
C4
1uF/16V
C3
R3
1.2K
R4
C5
D5
220K
1N4007
R6
1R2
AC
U1
BP2822
D8
SF18
R5
1M
LED
C7 R8
150K
T1
LN
SOURCE
VCC
DRIAN
CS
DRIAN
C6
10pF/1000V
CS
GND
R7
2R7
BP2822_DS_Rev.1.0
www.bpsemi.com
10
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Customer Use Only
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