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murata.com Copyright © Murata Manufacturing Co., Ltd. All rights reserved. 07 October 2016
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Copyright © Murata Manufac turing Co., Ltd. All rights res erved. 07 October 2016
Murata Manufacturing Co., Ltd.
Capaci to r Division 2 , Com p o nent BU
Proposal t o replace film capacitors
in LED lighting
(Smoot hing capa citor )
Note : The information of this material are as of the date mentioned blow.
They are subject to change without advance notice. If there are any questions,
please contact our sales representatives or product engineers.
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Copyright © Murata Manufac turing Co., Ltd. All rights res erved.
07 October 2016
LED lighting cir cuit ry and capacit ors t hat are
replacement candidat es
DC10~100V
C1
C2
C2
C4
C5
C8
C6
C7
L1
AC100~250V
C3
PFC
AC1
Controller
IC
Vref
TH1
TH2
L3
L3
Smoothing Cap.
If you are curr ently using f ilm capacitor s...
Why not consider replacing the film capacitors with ceramic capacitors?
・They can reduce the com ponent size
・They can reduce cost s
・They can improv e reliabili ty
・They can reduce high-frequenc y noise