VIPER100A-E Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

Fabricante

VIPER100A-E

SMPS PRIMARY I.C.

STMicroelectronics 

5 Operation Description

VIPer100A-E/ASP-E

Figure 17. Mixed Soft Start and Compensation Figure 18. Latched Shut Down

D2

U1

VIPER100

VDD

DRAIN

-

OSC

13V +

COMP SOURCE

D1

D3

R3

+ C3

C4

R1

C1

R2

+ C2

AUXILIARY

WINDING

Shutdown

Q2

R3

U1

R1

VIPER100

VDD

-

OSC

13V +

DRAIN

COMP SOURCE

R2

R4

Q1

D1

FC00131

Figure 19. Typical Compensation Network

VDD

-

OSC

13V

+

U1

VIPER100

DRAIN

COMP SOURCE

C2

R1

C1

FC00110

Figure 20. Slope Compensation

R2

R1

U1

V IP E R 1 0 0

VDD

-

OSC

13V

+

D R A IN

C OM P SO URCE

C2

Q1

C3

C1 R3

FC00121

Figure 21. External Clock Synchronization

U1

VIPER100

VDD

-

OSC

13V +

10 kΩ

DRAIN

COMP SOURCE

FC00220

FC00141

Figure 22. Current Limitation Circuit Example

VDD

-

O SC

13V

+

U1

V IP E R 10 0

D R A IN

COMP SOURCE

R1

Q1

R2

FC 00240

20/31

Share Link: