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Isolation


Part Number Topology

Conduction

Mode

Dimming FET Pmax/Imax CC Precision Package

Date

Sheet

WS3130

Single-stage+APFC+PSR

DCM

N/A

External

100W

±5%

SOP8

WS3240

PSR

DCM

N/A

Internal

3/4W

±5%

TO-92

WS3241

PSR

DCM

N/A

Internal

3/4W

±5%

TO-92

WS9221B

PSR

DCM

N/A

Internal

3/5W

±5%

SOP7

WS9221

PSR

DCM

N/A

Internal

5/7W

±5%

SOP7

WS9224

PSR

DCM

N/A

Internal

8/12W

±5%

SOP7

WS9225

PSR

DCM

N/A

Internal

18/24W

±5%

DIP8

WS9226

PSR

DCM

N/A

Internal

24/36W

±5%

DIP8

WS9227

PSR

DCM

N/A

Internal

36/48W

±5%

DIP8

WS3252

PSR

DCM

N/A

External

36W

±5%

SOT23-6

WS3253

PSR

DCM

N/A

Internal

5/8W

±5%

SOP8/DIP8

WS3254

PSR

DCM

N/A

Internal

8/12W

±5%

DIP8

WS3255

PSR

DCM

N/A

Internal

12/18W

±5%

DIP7

WS3256

PSR

DCM

N/A

Internal

18/24W

±5%

DIP8

WS9252

PSR

DCM

N/A

External

36W

±5%

SOT23-5

WS9254

PSR

DCM

N/A

Internal

12/18W

±5%

DIP7

WS9256

PSR

DCM

N/A

Internal

24/30W

±5%

DIP7

 

 

Non-Isolation


Part Number

Conduction

Mode

Dimming FET Application Power

CC Precision

Package

Date

Sheet

175-264Vac 90-264Vac

WS7520

BCM

N/A

Internal

33V/80mA

-

±4%

SOT23-3


WS9420


BCM

N/A

Internal

33V/55mA

-

±4%

SOT23-3

BCM

N/A

Internal

60V/55mA

50V/75mA

-

SOT89-3S

BCM

N/A

Internal

100V/55mA

60V/75mA

-

TO-92

WS3410

BCM

N/A

External

120V/450mA

80V/450mA

±1%

SOT23-6

WS3411

BCM

N/A

Internal

80V/150mA

50V/150mA

±1%

SOP7

WS3412

BCM

N/A

Internal

120V/170mA

80V/170mA

±1%

SOP8

WS3413

BCM

N/A

Internal

80V/240mA

60V/240mA

±1%

SOP8

120V/240mA

80V/240mA

DIP7

WS3413E

BCM

N/A

Internal

70V/240mA

50V/240mA

±1%

SOP7

80V/240mA

60V/240mA

DIP7

WS3418

BCM

N/A

Internal

120V/240mA

80V/240mA

±1%

SOP7

WS3411H

BCM

N/A

Internal

60V/150mA

32V/150mA

±1%

SOP7

WS3412AH

BCM

N/A

Internal

120V/150mA

72V/150mA

±1%

SOP7

WS3412H

BCM

N/A

Internal

120V/180mA

80V/180mA

±1%

SOP7

WS3413H

BCM

N/A

Internal

120V/240mA

80V/240mA

±1%

DIP7

WS3414H

BCM

N/A

Internal

120V/280mA

80V/280mA

±1%

DIP7

WS3416H

BCM

N/A

Internal

120V/350mA

80V/350mA

±1%

DIP7

WS3441BN

BCM

N/A

Internal

200V/80mA

60V/120mA

±1%

SOP7

WS3441A

BCM

N/A

Internal

150V/120mA

60V/150mA

±1%

SOP8

WS3441AN

BCM

N/A

Internal

150V/120mA

60V/150mA

±1%

SOP7

WS3441

BCM

N/A

Internal

80V/220mA

150V/150mA

80V/150mA

±1%

SOP8/DIP7

WS3441N

BCM

N/A

Internal

80V/220mA

150V/150mA

80V/150mA

±1%

SOP7

WS3442

BCM

N/A

Internal

80V/280mA

120V/220mA

80V/220mA

60V/300mA

±1%

SOP8

120V/280mA

160V/220mA

80V/300mA

±1%

DIP7

WS3442AN

BCM

N/A

Internal

80V/280mA

120V/220mA

80V/220mA

60V/300mA

±1%

SOP7

WS3443

BCM

N/A

Internal

160V/280mA

80V/380mA

±1%

DIP7

WS3443N

BCM

N/A

Internal

120V/280mA

160V/220mA

80V/300mA

±1%

SOP7

160V/280mA

80V/380mA

±1%

DIP7

WS9441

BCM

N/A

Internal

80V/220mA

150V/150mA

80V/150mA

±1%

SOP7

WS9442

BCM

N/A

Internal

120V/280mA

160V/220mA

80V/300mA

±1%

DIP7

WS9445

BCM

N/A

Internal

160V/420mA

80V/380mA

±1%

DIP7

WS9441P

BCM

Y

Internal

80V/220mA

150V/150mA

80V/150mA

±1%

SOP7

WS9442P

BCM

Y

Internal

120V/280mA

160V/220mA

80V/300mA

±1%

DIP7

WS9445P

BCM

Y

Internal

160V/420mA

80V/380mA

±1%

DIP7

WS9822B

BCM

Y

Internal

80V/280mA

120V/220mA

80V/220mA

60V/300mA

±1%

SOP7

120V/280mA

160V/220mA

80V/300mA

±1%

DIP7

WS9841

BCM

Y

Internal

50V/180mA(90-130Vac)

±1%

SOP8


 

Linear constant current


Part Number Topology

Conduction

Mode

Dimming FET Pmax/Imax CC Precision Package

Date

Sheet

WS3620

LINEAR

N/A

N/A

Internal

18W/60mA

±4%

SOP89-3/ESOP8/TO-252

WS3640

LINEAR

N/A

N/A

Internal

9W/60mA

±4%

ESOP8



DC-DC


Part Number Topology

Conduction

Mode

Dimming FET Pmax/Imax CC Precision Package

Date

Sheet

WS3215

DC-DC

N/A

Y

Internal

5W

±4%

SOT89-5

3W

±4%

SOT23-5


Non-Flickering


Part Number Topology

Conduction

Mode

Dimming FET Pmax/Imax CC Precision Package

Date

Sheet

WS9931

LINEAR

N/A

N/A

Internal

<300mA

±4%

ESOP8





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