STR-Y6735 SANKEN [Sanken electric], STR-Y6735 Datasheet - Page 2

• Manufacturer Part Number: STR-Y6735
• Description: Power IC for Quasi-Resonant Mode Switching Power Supplies with Low Standby Power
• Manufacturer: SANKEN [Sanken electric]

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Make sure that this is the latest version of the document before use.
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Sanken or third parties, that stem from these examples.
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Although Sanken will continue to improve the quality and reliability of its products,
semiconductor products, by their nature, have certain fault and failure rates. The user must take responsibility for designing and checking to secure the device and system so that a part failure may not lead
to human injury, fire, damages, or other losses.
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V
Typical Application Circuit
Typical Operation Waveforms and Electrical Characteristics
Operation Mode Transitions
Reference: Efficiency Characteristics (Wide Input, 70W Power Supply)
DS
I
D
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
(Burst-Oscillation Operation)
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Output Power P
AC100V
AC240V
100VAC
240VAC
V V V V A A A A C C C C
Min. Load
Standby
P
P
IN
IN
< 30mW (100VAC, No Load)
< 50mW (240VAC, No Load)
OUT
1
2
SANKEN ELECTRIC CO.,LTD.
D/ST
S/OCP
S S S S T T T T R R R R - - - - Y Y Y Y 6 6 6 6 7 7 7 7 0 0 0 0 0 0 0 0
(W)
Cont．
7
NF
3
4
Vcc
GND
FB
/OLP
BD
6
5
Bottom-Skip
Warning
100
90
80
70
60
50
40
30
20
10
0
0
10
Output Power P
20
30
40
50
OUT
Quasi-Resonant
(W)
60
Max. Load
70
V V V V o o o o u u u u t t t t
G G G G N N N N D D D D
80
AC100V
AC240V
100VAC
240VAC
2010/08