str-y6700 Sanken Electric Co., Ltd., str-y6700 Datasheet - Page 2
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str-y6700
Manufacturer Part Number
str-y6700
Description
Power Ic For Quasi-resonant Mode Switching Power Supplies With Low Standby Power, High Efficiency And Low Noise In Full Load Range,
Manufacturer
Sanken Electric Co., Ltd.
Datasheet
1.STR-Y6700.pdf
(2 pages)
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The contents in this document are subject to changes, for improvement and other purposes, without notice.
Make sure that this is the latest version of the document before use.
The operation and circuit examples in this document are provided for reference purposes only. Sanken assumes no liability for violation of industrial property, intellectual property, or other rights of
Sanken or third parties, that stem from these examples.
The user must take responsibility for considering and determining which objects the products in this document are used with.
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.
The contents in this document must not be transcribed or copied without Sanken’s written consent.
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