KIA78R025F/PI 参数 Datasheet PDF下载

KIA78R000F/PI~KIA78R050F/PI

Fig. 1 Standard Test Circuit & Application Circuit (Adjustable-Type)

V

IN

V

OUT

R2

GND

V

IN

C

IN

0.33µF

A

I

Q

V

C

Adj

A

I

o

V

OUT

V

A I

C

V

C

R1

1ΚΩ

C

OUT

47µF

R

L

V

OUT

= V

ref

x

( 1 +

R1

) = 1.25

x

( 1 +

R1

)

R2

R2

C

IN

: More than 0.33 F required if regulator is located an appreciable distance from power supply filter.

You must use to prevent from the parasitic oscillation.

C

OUT

: More than 47 F. You must use the Low-impedance-type(low ESR) capacitor.

Fig. 2 Standard Test Circuit (Fixed-Type)

V

IN

V

OUT

V

IN

V

OUT

V

C

GND

A I

C

C

IN

0.33µF

C

OUT

47µF

A

I

O

V

R

L

A

I

Q

V

C

2005. 11. 8

Revision No : 3

7/10