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SSC9502S PRELIMINARY APPLICATION NOTE
Ver. 0.1
SSC9502S
Application Note (Ver. 0.1)
Sanken Electric Co., Ltd
http://www.sanken-ele.co.jp
Copy Right: SANKEN ELECTRIC CO., LTD.
Page.1
Free Datasheet http://www.datasheet4u.com/
SSC9502S PRELIMINARY APPLICATION NOTE
IC
内
2
VCC
4
GN
1
Vse
START/STO
Reg /Bias
OVP/Latc
GND
Input
S ense
OL
UVLO
Level
Shift
High Side Driver
VC
Main Logic
3
F
5
Css
FB
Control
Frequency
Control
Sof -Start /OC
Standby Control
Dead
Tim
Freq
Ma
RC Detector
RV Detector
OC Detector
14
V
16
VG
15
V
8
Re
11
VG
10
COM
7
R
9
R
6
O
Ver. 0.1
Terminal
1
2
3
4
5
6
7
8
9
10
11
12 13
14
15
16
17 18
Symbol
Vsen
VCC
FB
GND
Css
OC
RC
Reg
RV
COM
VGL
NC
VB
VS
VGH
NC
Description
(AC line)
Detection of input AC line voltage terminal
Power supply terminal
FB
Feed back terminal
Ground for control terminal
Css
Soft start capacitor terminal
OC 流
Over current detection terminal
RC 流
Resonance current detection terminal
Reg
Internal regulator terminal
RV
Resonance voltage terminal
Gnd
Ground for power terminal
Low- Side Gate
Low-side gate drive terminal
NC
High-Side MOSFET
High-side gate drive supply terminal
High-Side MOSFET
High-side drive floating ground terminal
High-Sside Gate
High-side gate drive terminal
NC
Copy Right: SANKEN ELECTRIC CO., LTD.
Page.5
Functions
(AC line)
Detection of input AC line voltage
Supply voltage for control
/
Control for output/detection of over load
Ground for control
連
Terminal for connection of capacitor for soft start
流
Detection of over current
流
Detection of resonance current
ate Drive
Supply voltage output for gate drive circuit
Detection of resonance voltage
Power Gnd
Ground for power
Low side Gate
Low-side gate drive
連
None
High-Side MOSFET
Supply voltage for High-side gate drive
High-Side MOSFET
High-side drive floating ground
High-Side Gate
High-side gate drive
連
None
SSC9502S PRELIMINARY APPLICATION NOTE
Ver. 0.1
VCC
7 2VCC
復
CVCC
71
VCC(ON) =11.8V(TYP)
VCC (OFF)=9.8V TYP
狀
VCC
離
UVLO
Cf 0.1µF
SSC9502S
Vcc
2
GND C f
4
Cvcc
Icc
20 .0mA M( AX )
1 .2mA M( AX )
9V Vcc
9 .8V (TYP ) 11 .8V (TYP )
Latch
Vc1
IC
~GND
35V
28.0V(Typ)
IC
OVP 路
(OVP) 路
AC 切 Vc1
(OLP)
IC
Vc1(La.off)=8.2V(Typ)
Latch
Low
Copy Right: SANKEN ELECTRIC CO., LTD.
Page.11