S-818 datasheet(21/32 Pages) SII

Part #	S-818

Description	LOW DROPOUT CMOS VOLTAGE REGULATOR

PDF	32 Pages

Scroll/Zoom	100%

Manufacturer	SII [Seiko Instruments Inc]

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

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21 / 32 page

LOW DROPOUT CMOS VOLTAGE REGULATOR

Rev.2.1_00

S-818 Series

Seiko Instruments Inc.

2. Shutdown control

VIN=10V ON/OFF=0→10V IOUT=30mA

TIME(50usec/div)

10V

CL=4.7µF

CL=2µF

VIN

VOUT

Load dependencies of overshoot

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

=VOUT(S)+1 V, CL=2 µF, ON/OFF=0 V→VOUT(S)+1 V

5 V

3 V

VOUT

=2 V

0.0

0.2

0.4

0.6

0.8

1.0

100

CL [

µF]

3 V

VOUT

=2 V

VIN

=VOUT(S)+1 V, CL=2 µF, ON/OFF=0 V→VOUT(S)+1 V

VDD dependencies of overshoot

Temperature dependence of overshoot

0.0

0.2

0.4

0.6

0.8

1.0

VDD [V]

5 V

VOUT

=2 V

VIN

=VDD, IOUT=30 mA, CL=2 µF, ON/OFF=0 V→VDD

3 V

0.0

0.2

0.4

0.6

0.8

1.0

−50

100

Ta [

°C]

3 V

VOUT

=2 V

VIN

=VOUT(S)+1 V, IOUT=30 mA, CL=2 µF, ON/OFF=0 V→VOUT(S)+1 V

ON/OFF

S-818 Datasheet(PDF) 21 Page - Seiko Instruments Inc

S-818 Datasheet(HTML) 21 Page - Seiko Instruments Inc

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