LA5744 데이터 시트보기 (PDF) - SANYO -> Panasonic
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LA5744 Datasheet PDF : 5 Pages
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Block Diagram
LA5744
VIN 1
Constant
current
circuit
Reg.
OCP
OSC
Reset
Comp.
Drive
TSD
ON/OFF Comp.
Amp.
0.4V
5
3
SS
GND
VREF
2 SWOUT
4 VOS
Application Circuit Example
VIN
SWOUT
L1
22µH
C1
470µF
/50V
LA5744
SS
GND
C3
1µF
VOS
D1
SBD
R2
R1
C2
390µF
Notes :
1. C3 is for the soft start function. Delete C3 and keep the SS pin open when the soft start function is not necessary.
2. In some cases, the output may not turn on if power is applied when a load is connected. If this is a problem, increase the value of
the inductor.
No.A0717-3/5
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