SI-8015JF 参数 Datasheet PDF下载

qSI-8000JF

Series

sBlock

Diagram

SI-8015JF

SI-8025JF, 8033JF, 8050JF, 8090JF, 8120JF

1

V

IN

PReg.

OCP

SW OUT

2

1

V

IN

PReg.

OCP

SW OUT

2

5 ON/OFF

ON/OFF

Soft

Start

Reset

OSC

+

–

5 ON/OFF

Latch&

Drive

ON/OFF

Soft

Start

V

REF

Comp.

Error Amp.

+

–

Reset

OSC

+

–

Latch&

Drive

TSD

4

Comp.

Error Amp.

+

–

TSD

4

V

REF

GND

3

GND

3

V

REF

sStandard

External Circuit

SI-8015JF

L1

V

IN

1

V

IN

SW

2

C

4

+

R

2

Di

REF

470µF

V

O

R

1

SI-8025JF, 8033JF, 8050JF, 8090JF, 8120JF

L1

V

IN

1

V

IN

SW

2

4

+

Di

V

OUT

SI-8015JF

220µF

+

V

REF

ON/OFF GND

5

3

4

SI-8000JF

C

1

+

ON/OFF GND

5

3

C

3

V

S

C

2

GND

I

REF

GND

GND

GND

C

1

: 50V/220

µ

F

C

2

: 25V/470

µ

F

C

3

: 10V/0.47

µ

F (when using soft-start function)

C

4

: 6800pF

L

1

: 100

µ

H

Di

: RK16 (Sanken)

C

1

: 50V/220

µ

F

C

2

: 25V/470

µ

F

C

3

: 10V/0.47

µ

F (when using soft-start function)

L

1

: 100

µ

H

Di : RK16 (Sanken)

sExample

of Pattern on PC Board

SI-8015JF

Recommended Pattern

SI-8025JF, 8033JF, 8050JF, 8090JF, 8120JF

Recommended Pattern

SI- 8 0 1 5 JF

R1

R2

SI- 8 0 0 0 JF

1

5

1

5

Di

C3

+

V

OUT

+

C1

V

OUT

+

Di

C3

+

C1

C2

C2

GND

V

IN

V

IN

GND

* For the optimum operating conditions, use one-point GND wiring centering on pin 3, and place each component as closely as possible.