S-818A30AMC-BGK-T2 查看數據表（PDF） - Seiko Instruments Inc

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S-818A30AMC-BGK-T2

LOW DROPOUT CMOS VOLTAGE REGULATOR

Seiko Instruments Inc 

LOW DROPOUT CMOS VOLTAGE REGULATOR

S-818 Series

Rev.1.2

REFERENCE DATA

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

INPUT VOLTAGE

or

LOAD CURRENT

OUTPUT VOLTAGE

Overshoot

Undershoot

(1) Power on

10V

0V

VIN

VOUT

VIN=0→10V IOUT=30mA

CL=4.7µF

CL=2µF

0V

TIME(50usec/div)

Load dependence of overshoot

VIN=0→VOUT(S)+1V, CL=2µF

1.0

0.8

5V

0.6

3V

0.4

0.2

VOUT=2V

0.0

1.E-05

1.E-04

1.E-03 1.E-02

IOUT(A)

1.E-01

1.E+00

VDD dependence of overshoot

1.0 VIN=0→VDD, IOUT=30mA,CL=2µF

5V

0.8

3V

0.6

0.4

VOUT=2V

0.2

0.0

0

2

4

6

8

10

VDD(V)

Output capacitor (CL) dependence of overshoot

1.0 VIN=0→VOUT(S)+1V, IOUT=30mA

0.8

VOUT=2V

3V

0.6

5V

0.4

0.2

0.0

1

10

100

CL(µF)

Temperature dependence of overshoot

VIN=0→V/54 (S)+1V, IOUT=30mA,CL=2µF

1.0

0.8

3V

5V

VOUT=2V

0.6

0.4

0.2

0.0

-50

0

50

100

Ta(°C

14

Seiko Instruments Inc.

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