AC/DC Converter IC

PWM Method

The following product for low power provides low noise, low standby power (input power PIN < 25mW at no load), and has Brown-In/Out function.

Series Name Part Number Operation
Frequency
(kHz)
MOSFET
VDSS
(V)
RDS(ON)
Max.
(Ω)
Package
STR-A6000 STR-A6051M 67 650 3.95 DIP8
STR-A6052M 67 650 2.8
STR-A6053M 67 650 1.9
STR-A6059H 100 650 6.0
STR-A6061H 100 700 3.95
STR-A6061HD 100 700 3.95
STR-A6062H 100 700 2.8
STR-A6069H 100 700 6.0
STR-A6079M 67 800 19.2


The following product provides low-height, creepage distance ≥4mm (at PCB lead terminal) between high and low voltage , low noise, low standby power (input power PIN < 25mW at no load), and it is SIP8 package version for STR-A6000 having same functions.

Series Name Part Number Operation
Frequency
(kHz)
MOSFET
VDSS
(V)
RDS(ON)
Max.
(Ω)
Package
STR-V600 STR-V653 67 650 1.9 SIP8L


The following product provides low noise, low standby power (input power PIN < 25mW at no load).

Series Name Part Number Operation
Frequency
(kHz)
MOSFET
VDSS
(V)
RDS(ON)
Max.
(Ω)
Package
STR2W100D STR2W152D 67 650 3.0 TO-220F-6L
STR2W153D 67 650 1.9


The following product provides low noise, low standby power (input power PIN < 30mW at no load), and has Brown-In/Out function.

Series Name Part Number Operation
Frequency
(kHz)
MOSFET
VDSS
(V)
RDS(ON)
Max.
(Ω)
Package
STR-W6000S STR-W6051S 67 650 3.95 TO-220F-6L
STR-W6052S 67 650 2.8
STR-W6053S 67 650 1.9


The following product provides low noise, low standby power (input power PIN < 40mW at no load), and has Brown-In/Out function.

Series Name Part Number Operation
Frequency
(kHz)
MOSFET
VDSS
(V)
RDS(ON)
Max.
(Ω)
Package
STR-W6200D STR-W6251D 67 650 3.95 TO-220F-6L
STR-W6252D 67 650 2.8
STR-W6253D 67 650 1.9


PRC (Pulse Ratio Control) Method:Fixed OFF-Time Control Method (Sanken Electric Co.,Ltd. designation)

The following product for low power provides low noise, low standby power (input power PIN < 40mW at no load).

Series Name Part Number Fixed
OFF-time
(μs)
MOSFET
VDSS
(V)
RDS(ON)
Max.
(Ω)
Auto
standby
Package
STR-A6100 STR-A6131 8 500 3.95 Yes DIP8DIP8
STR-A6132 500 2.62 Yes
STR-A6159 650 6.0 Yes
STR-A6151 650 3.95 Yes
STR-A6131M 11.5 500 3.95 No
STR-A6159M 650 6.0 No
STR-A6151M 650 3.95 No
STR-A6153E 650 1.9 No
STR-A6169 8 800 19.2 Yes


The following product provides low-height, creepage distance ≥4mm (at PCB lead terminal) between high and low voltage, low noise, low standby power (input power PIN < 40mW at no load), and it is SIP8L package version for STR-A6100 having same functions.

Series Name Part Number Fixed
OFF-time
(μs)
MOSFET
VDSS
(V)
RDS(ON)
Max.
(Ω)
Package
STR-V100 STR-V152 8 650 2.8 SIP8L
STR-V153 11.5 650 2.0


Quasi Resonance Method

The following product provides high efficiency across the full load range, low noise, low standby power.

Series Name Part Number MOSFET
VDSS
(V)
RDS(ON)
Max.
(Ω)
Package
STR-Y6700 STR-Y6735 500 0.8 TO-220F-7L
STR-Y6753 650 1.9
STR-Y6754 650 1.4
STR-Y6763 800 3.5
STR-Y6765 800 2.2
STR-Y6766 800 1.7


The following product provides high efficiency across the full load range, low noise, low standby power, and has adjustable delay time for mode change.

Series Name Part Number MOSFET
VDSS
(V)
RDS(ON)
Max.
(Ω)
Package
STR-Y6400 STR-Y6453 650 1.8 TO-220F-7L
STR-Y6456 650 0.73
STR-Y6473 850 3.6
STR-Y6476 850 1.3


The following product provides low-height, creepage distance =6.5mm (at PCB lead terminal) between high and low voltage, high efficiency across the full load range, low noise, low standby power, and it is SIP10L package version for STR-Y6400 having same functions.

Series Name Part Number MOSFET
VDSS
(V)
RDS(ON)
Max.
(Ω)
Package
STR-L6400 STR-L6472 850 6.5 SIP10L


The following product provides low-height, creepage distance =6.5mm (at PCB lead terminal) between high and low voltage, low noise, high efficiency.

Series Name Part Number MOSFET
VDSS
(V)
RDS(ON)
Max.
(Ω)
Package
STR-L400 STR-L451 650 3.95 SIP10L
STR-L472 900 7.7


The following product provides high efficiency across the full load range, low noise, and has UVLO (Undervoltage Lockout) standby function.

Series Name Part Number MOSFET
VDSS
(V)
RDS(ON)
Max.
(Ω)
Auto
Burst
Oscillation
Bottom-skip
QR
Package
STR-W6700 STR-W6723N 450 1.4 No Yes TO-220F-6L
STR-W6734 500 1 Yes Yes
STR-W6735 500 0.57 Yes Yes
STR-W6735N 500 0.57 No Yes
STR-W6753 650 1.7 Yes Yes
STR-W6754 650 0.96 Yes Yes
STR-W6750F 650 0.73 Yes No
STR-W6756 650 0.73 Yes Yes
STR-W6756N 650 0.73 No Yes
STR-W6765 800 1.8 Yes Yes
STR-W6765N 800 1.8 No Yes
STR-X6700 STR-X6729 450 0.189 No Yes TO-3PF-7L
STR-X6737 500 0.36 Yes Yes
STR-X6737M 500 0.36 No Yes
STR-X6756 650 0.73 Yes Yes
STR-X6757 650 0.62 Yes Yes
STR-X6757N 650 0.62 No Yes
STR-X6750B 650 0.62 No No
STR-X6750F 650 0.62 Yes No
STR-X6759N 650 0.385 No Yes
STR-X6759F 650 0.385 Yes No
STR-X6759B 650 0.385 No No
STR-X6768N 650 1.0 No Yes
STR-X6769 800 0.66 Yes Yes
STR-X6769B 800 0.66 No No


Current Resonance Method

The following product with half-bridge resonance method provides high efficiency, low noise, and has Brown-In/Out function.

Series Name Part Number Package
SSC9510 SSC9512 DIP16
SSC9512S SOP18

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