S1315 datasheet(12/43 Pages) SII

12 / 43 page

LOW CURRENT CONSUMPTION OUTPUT CAPACITOR-LESS CMOS VOLTAGE REGULATOR

S-1315 Series

Rev.1.2_00

Seiko Instruments Inc.



Electrical Characteristics

Table 11

(Ta =

+25°C unless otherwise specified)

Item

Symbol

Condition

Min.

Typ.

Max.

Unit

Test

Circuit

Output voltage

VOUT(E)

VIN = VOUT(S)

+ 1.0 V,

IOUT = 30 mA

1.0 V

≤ VOUT(S) < 1.5 V

VOUT(S)

− 0.015

VOUT(S)

+ 0.015

1.5 V

≤ VOUT(S) ≤ 4.2 V

VOUT(S)

× 0.99

VOUT(S)

× 1.01

Output current

IOUT

VIN

≥ VOUT(S) + 1.0 V

200

−

Dropout voltage

Vdrop

IOUT = 200 mA

1.0 V

≤ VOUT(S) < 1.1 V

−

0.629

0.844

1.1 V

≤ VOUT(S) < 1.2 V

−

0.554

0.744

1.2 V

≤ VOUT(S) < 1.5 V

−

0.485

0.665

1.5 V

≤ VOUT(S) < 2.0 V

−

0.371

0.486

2.0 V

≤ VOUT(S) < 2.6 V

−

0.272

0.344

2.6 V

≤ VOUT(S) ≤ 4.2 V

−

0.224

0.280

Line regulation

ΔVIN • VOUT

ΔVOUT1

VOUT(S)

+ 0.5 V ≤ VIN ≤ 5.5 V, IOUT = 30 mA

−

0.05

0.2

%/V

Load regulation

ΔVOUT2

VIN = VOUT(S)

+ 1.0 V, 1 mA ≤ IOUT ≤ 200 mA

−

Output voltage

temperature coefficient

ΔTa • VOUT

ΔVOUT

VIN = VOUT(S)

+ 1.0 V, IOUT = 30 mA

−40°C ≤ Ta ≤ +85°C

−

±100

−

ppm/

°C1

Current consumption

during operation

ISS1

VIN = VOUT(S)

+ 1.0 V, ON / OFF pin = ON, no load

−

7.0

μA

Current consumption

during power-off

ISS2

VIN = VOUT(S)

+ 1.0 V, ON / OFF pin = OFF, no load

−

0.1

1.0

μA

Input voltage

VIN

−

1.4

−

5.5

−

ON / OFF pin input voltage "H"

VSH

VIN = VOUT(S)

+ 1.0 V, RL = 1.0 kΩ

determined by VOUT output level

1.0

−

ON / OFF pin input voltage "L"

VSL

VIN = VOUT(S)

+ 1.0 V, RL = 1.0 kΩ

determined by VOUT output level

−

0.30

ON / OFF pin input current "H"

ISH

VIN = 5.5 V,

VON / OFF = 5.5 V

A / C type

(with constant current source

pull-down)

−

0.1

−

μA

B / D type

(without constant current

source pull-down)

−0.1

−

0.1

μA

ON / OFF pin input current "L"

ISL

VIN = 5.5 V, VON / OFF = 0 V

−0.1

−

0.1

μA

Ripple rejection

VIN = VOUT(S)

+ 1.0 V,

f = 1.0 kHz,

ΔVrip = 0.2 Vrms,

IOUT = 30 mA

1.0 V

≤ VOUT(S) ≤ 1.2 V

−

1.2 V

< VOUT(S) ≤ 2.8 V

−

2.8 V

< VOUT(S) ≤ 4.2 V

−

Short-circuit current

Ishort

VIN = VOUT(S)

+ 1.0 V, ON / OFF pin = ON, VOUT = 0 V

−

"L" output Nch ON resistance

RLOW

VIN = 5.5 V,

VOUT = 0.1 V

A / B type

(with discharge shunt function)

−

S1315 Datasheet(PDF) 12 Page - Seiko Instruments Inc

S1315 Datasheet(HTML) 12 Page - Seiko Instruments Inc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43

Datasheet Download

Link URL