S818 datasheet(14/23 Pages) SII

Part #	S818

Description	LOW DROPOUT CMOS VOLTAGE REGULATOR

PDF	23 Pages

Scroll/Zoom	100%

Manufacturer	SII [Seiko Instruments Inc]

Direct Link	http://www.sii.co.jp

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LOW DROPOUT CMOS VOLTAGE REGULATOR

Rev.1.2

S-818 Series

Seiko Instruments Inc.

TRANSIENT RESPONSE CHARACTERISTICS (S-818A30A, Typical data: Ta=25°C)

Overshoot

INPUT VOLTAGE

OUTPUT VOLTAGE

LOAD CURRENT

Undershoot

(1) Power on

VIN=0

→10V IOUT=30mA

TIME(50usec/div)

10V

CL=2

µF

VIN

VOUT

CL=4.7

µF

Load dependence of overshoot

Output capacitor (CL) dependence of overshoot

0.0

0.2

0.4

0.6

0.8

1.0

1.E-05

1.E-04

1.E-03

1.E-02

1.E-01

1.E+00

IOUT(A)

VIN=0

→VOUT(S)+1V, CL=2µF

VOUT=2V

0.0

0.2

0.4

0.6

0.8

1.0

100

CL(

µF)

VIN=0

→VOUT(S)+1V, IOUT=30mA

VOUT=2V

VDD dependence of overshoot

Temperature dependence of overshoot

0.0

0.2

0.4

0.6

0.8

1.0

02468

VDD(V)

VOUT=2V

VIN=0

→VDD, IOUT=30mA,CL=2µF

0.0

0.2

0.4

0.6

0.8

1.0

-50

100

Ta(°C

VIN=0

→V/54 (S)+1V, IOUT=30mA,CL=2µF

VOUT=2V

REFERENCE DATA

S818 Datasheet(PDF) 14 Page - Seiko Instruments Inc

S818 Datasheet(HTML) 14 Page - Seiko Instruments Inc

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