UC2842A 데이터 시트보기 (PDF) - STMicroelectronics

부품명

상세내역

일치하는 목록

UC2842A

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

STMicroelectronics 

UC384XA - UC284XA

Figure 25. External Duty Cycle Clamp and Multi Unit Synchronization.

VREF

RA

8

4

RB

5K

6

+

3

5

R

-

5K

Q

7

+

2

S

-

C

5K

1

NE555

1.44

f=

(RA + 2RB)C

Dmax =

RB

RA + 2RB

8

R

BIAS

R

4

OSC

+

+

2

-

EA

1

2R

R

5

TO ADDITIONAL

UCX84XAs

D95IN353

Figure 26. Soft-Start Circuit

8

4

2

1MΩ

1

C

R

BIAS

R

5Vref

+

-

OSC

+

+

-

EA

1mA

2R

R

S

Q

+

R

1V

-

5

D95IN354

11/16

Share Link: