KA7540D Просмотр технического описания (PDF) - Fairchild Semiconductor
Номер в каталоге
Компоненты Описание
производитель
KA7540D Datasheet PDF : 14 Pages
| |||
KA7540
Application Circuit
[85 ~ 265Vac Input, 400V Vdd, 32W × 2 Lamps Ballast,Group Dimming Control]
Full-wave Rectified Output
L2
D3 D4
D1 D2
NTC
C3 C4
C2
L1
C1
TNR
F1
C5
R3 R6
D6
R1
R4
R5
C6
FAN7527
C8
R2
C7
D5
Q1
R7
PFC Output
R8
C9
R9
AC INPUT
To PFC Output
To full-wave
rectified voltage R12
R15
Q2
C17
C19
T1
R14
C15
R10
L3
Q3
R11
L4
C14
C21
C18
C20
D7 C16
R16
D8
C10 Z1
KA7540
R17 R18
C11 C12
C13
R19
1~10V
10
Share Link: 