TA48S025F datasheet(5/11 Pages) TOSHIBA

No de pièce	TA48S025F

Description	1-A Output Current and Low Dropout Voltage Regulator with ON/OFF Control Switch

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Fabricant	TOSHIBA [Toshiba Semiconductor]

Site Internet	http://www.semicon.toshiba.co.jp/eng

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TA48S018,02,025,03,033,05F

2006-11-06

5

TA48S025F

Electrical Characteristics

(Unless otherwise specified, VEN = 4.5 V, CIN = 0.33 μF, COUT = 10 μF, Tj = 25°C)

Characteristics

Symbol

Test Conditions

Min

Typ.

Max

Unit

VIN = 4.5 V, IOUT = 0.5 A

2.425

2.5

2.575

Output voltage

VOUT

3.5 V <= VIN <= 12 V, 5 mA <= IOUT <= 1 A,

0°C <= Tj <= 125°C

2.388

2.5

2.612

V

Line regulation

Reg･line

3.5 V <= VIN <= 12 V, IOUT = 0.5 A

⎯

5

20

mV

Load regulation

Reg･load

VIN = 4.5 V, 5 mA <= IOUT <= 1 A

⎯

5

20

mV

3.5 V <= VIN <= 12 V, IOUT = 0 A

⎯

0.8

1.8

Quiescent current

IB

3.5 V <= VIN <= 12 V, IOUT = 1 A

⎯

10

20

mA

VIN = 2.1 V, IOUT = 0 A

⎯

0.9

5

Starting quiescent current

IBstart

VIN = 2.7 V, IOUT = 1 A

⎯

12

30

mA

Output noise voltage

VNO

VIN = 4.5 V, IOUT = 50 mA,

10 Hz <= f <= 100 kHz

⎯

95

⎯

μVrms

Ripple rejection

R.R.

3.5 V <= VIN <= 12 V, IOUT = 50 mA,

f

= 120 Hz

52

64

⎯

dB

IOUT = 0.5 A

⎯

0.2

0.5

Dropout voltage

VD

IOUT = 1 A

⎯

0.3

⎯

V

Quiescent current (OFF mode)

IB(OFF)

VEN = 0.4 V, 3.5 V <= VIN <= 12 V

⎯

0.5

5

μA

Output control voltage (ON)

VEN(ON)

IOUT = 0.1 A

2

⎯

V

Output control voltage (OFF)

VEN(OFF)

⎯

0.8

V

Output control current (ON)

IEN(ON)

VIN = VEN = 4.5 V, IOUT = 0.1 A

⎯

30

100

μA

Output control current (OFF)

IEN(OFF)

VIN = 4.5 V, VEN = 0 V

⎯

0.1

2

μA

TA48S03F

Electrical Characteristics

(Unless otherwise specified, VEN = 5.0 V, CIN = 0.33 μF, COUT = 10 μF, Tj = 25°C)

Characteristics

Symbol

Test Conditions

Min

Typ.

Max

Unit

VIN = 5.0 V, IOUT = 0.5 A

2.91

3.0

3.09

Output voltage

VOUT

4.0 V <= VIN <= 12 V, 5 mA <= IOUT <= 1 A,

0°C <= Tj <= 125°C

2.865

3.0

3.135

V

Line regulation

Reg･line

4.0 V <= VIN <= 12 V, IOUT = 0.5 A

⎯

5

20

mV

Load regulation

Reg･load

VIN = 5.0 V, 5 mA <= IOUT <= 1 A

⎯

5

20

mV

4.0 V <= VIN <= 12 V, IOUT = 0 A

⎯

0.8

1.8

Quiescent current

IB

4.0 V <= VIN <= 12 V, IOUT = 1 A

⎯

10

20

mA

VIN = 2.1 V, IOUT = 0 A

⎯

1.1

5

Starting quiescent current

IBstart

VIN = 2.8 V, IOUT = 1 A

⎯

13

30

mA

Output noise voltage

VNO

VIN = 5.0 V, IOUT = 50 mA,

10 Hz <= f <= 100 kHz

⎯

110

⎯

μVrms

Ripple rejection

R.R.

4.0 V <= VIN <= 12 V, IOUT = 50 mA,

f

= 120 Hz

50

63

⎯

dB

IOUT = 0.5 A

⎯

0.2

0.5

Dropout voltage

VD

IOUT = 1 A

⎯

0.3

⎯

V

Quiescent current (OFF mode)

IB(OFF)

VEN = 0.4 V, 4.0 V <= VIN <= 12 V

⎯

0.5

5

μA

Output control voltage (ON)

VEN(ON)

IOUT = 0.1 A

2

⎯

V

Output control voltage (OFF)

VEN(OFF)

⎯

0.8

V

Output control current (ON)

IEN(ON)

VIN = VEN = 5.0 V, IOUT = 0.1 A

⎯

35

100

μA

Output control current (OFF)

IEN(OFF)

VIN = 5.0 V, VEN = 0 V

⎯

0.1

2

μA

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