S1313 datasheet(31/56 Pages) SII

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SUPER LOW CURRENT CONSUMPTION LOW DROPOUT CMOS VOLTAGE REGULATOR

Rev.2.1_00

S-1313 Series

4. Output capacitance vs. Characteristics of discharge time (Ta =

+25°C)

VIN = VOUT

+ 1.0 V, IOUT = no load,

VON / OFF = VOUT

+ 1.0 V → VSS, tf = 1 μs

CL [

μF]

2468

1.4

010

1.2

1.0

0.8

0.6

0.4

0.2

VOUT(S) = 1.0 V

VOUT(S) = 3.5 V

VOUT(S) = 2.5 V

VOUT

VON / OFF

μs

tDSC

VOUT

× 10%

VSS

VIN = VOUT

+ 1.0 V

VON / OFF = VOUT

+ 1.0 V → VSS

Figure 22 S-1313 Series A / B type

(with discharge shunt function)

Figure 23 Measurement Condition of Discharge Time

5. Ripple rejection (Ta =

+25°C)

5. 1 VOUT = 1.0 V

5. 2 VOUT = 2.5 V

VIN = 2.0 V, CL = 0.1

μF

100

10k

100k

Frequency [Hz]

100

IOUT = 1 mA

IOUT = 100 mA

IOUT = 30 mA

VIN = 3.5 V, CL = 0.1

μF

100

10k

100k

Frequency [Hz]

100

IOUT = 1 mA

IOUT = 100 mA

IOUT = 30 mA

IOUT = 200 mA

5. 3 VOUT = 3.5 V

VIN = 4.5 V, CL = 0.1

μF

100

10k

100k

Frequency [Hz]

100

IOUT = 1 mA

IOUT = 100 mA

IOUT = 30 mA

IOUT = 200 mA

S1313 Datasheet(PDF) 31 Page - Seiko Instruments Inc

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