UPC2925 datasheet(5/12 Pages) NEC

Part #	UPC2925

Description	THREE-TERMINAL LOW DROPOUT VOLTAGE REGULATOR

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Manufacturer	NEC [NEC]

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Data Sheet G14983EJ3V0DS

5

µµµµPC2918, 2925, 2926

µµµµPC2925 (TJ = 25°°°°C, VIN = 3.5 V, IO = 0.5 A, CIN = 0.1 µµµµF, COUT = 10 µµµµF, unless otherwise specified)

Parameter

Symbol

Conditions

MIN.

TYP.

MAX.

Unit

2.45

2.5

2.55

V

Output Voltage

VO

3.5 V

≤ VIN ≤ 5 V, 0 A ≤ IO ≤ 1 A,

0

°C ≤ TJ ≤ 125°C

(2.375)

(2.575)

V

Line Regulation

REGIN

3.5 V

≤ VIN ≤ 16 V

6

25

mV

Load Regulation

REGL

0 A

≤ IO ≤ 1 A

7

30

mV

IO = 0 A

2

4

mA

Quiescent Current

IBIAS

IO = 1 A

20

60

mA

VIN = 2.4 V, IO = 0 A

10

30

mA

Startup Quiescent Current

IBIAS (s)

VIN = 3.0 V, IO = 1 A

80

mA

Quiescent Current Change

∆IBIAS

3.5 V

≤ VIN ≤ 16 V, 0°C ≤ TJ ≤ 125°C2.9

20

mA

Output Noise Voltage

Vn

10 Hz

≤ f ≤ 100 kHz

40

µ Vr.m.s.

Ripple Rejection

R•R

f = 120 Hz, 3.5 V

≤ VIN ≤ 9 V

45

60

dB

IO = 0.5 A

0.25

0.5

V

Dropout Voltage

VDIF

IO = 1 A, 0

°C ≤ TJ ≤ 125°C0.7

V

VIN = 3.5 V

1.2

1.7

3.0

A

Short Circuit Current

IOshort

VIN = 16 V

1.2

A

VIN = 3.5 V

1.0

1.5

3.0

A

Peak Output Current

IOpeak

VIN = 16 V

1.1

A

Temperature Coefficient of

Output Voltage

∆VO /∆TIO = 5 mA, 0°C ≤ TJ ≤ 125°C

− 0.5

mV/

°C

Remark Values in parentheses have been measured during product design and are provided as reference values.

µµµµPC2926 (TJ = 25°°°°C, VIN = 3.6 V, IO = 0.5 A, CIN = 0.1 µµµµF, COUT = 10 µµµµF, unless otherwise specified)

Parameter

Symbol

Conditions

MIN.

TYP.

MAX.

Unit

2.548

2.6

2.652

V

Output Voltage

VO

3.6 V

≤ VIN ≤ 5 V, 0 A ≤ IO ≤ 1 A,

0

°C ≤ TJ ≤ 125°C

(2.470)

(2.678)

V

Line Regulation

REGIN

3.6 V

≤ VIN ≤ 16 V

6

25

mV

Load Regulation

REGL

0 A

≤ IO ≤ 1 A

7

30

mV

IO = 0 A

2

4

mA

Quiescent Current

IBIAS

IO = 1 A

20

60

mA

VIN = 2.4 V, IO = 0 A

10

30

mA

Startup Quiescent Current

IBIAS (s)

VIN = 3.0 V, IO = 1 A

80

mA

Quiescent Current Change

∆IBIAS

3.6 V

≤ VIN ≤ 16 V, 0°C ≤ TJ ≤ 125°C2.9

20

mA

Output Noise Voltage

Vn

10 Hz

≤ f ≤ 100 kHz

40

µ Vr.m.s.

Ripple Rejection

R•R

f = 120 Hz, 3.6 V

≤ VIN ≤ 9 V

45

60

dB

IO = 0.5 A

0.25

0.5

V

Dropout Voltage

VDIF

IO = 1 A, 0

°C ≤ TJ ≤ 125°C0.7

V

VIN = 3.6 V

1.2

1.7

3.0

A

Short Circuit Current

IOshort

VIN = 16 V

1.2

A

VIN = 3. 6 V

1.0

1.5

3.0

A

Peak Output Current

IOpeak

VIN = 16 V

1.1

A

Temperature Coefficient of

Output Voltage

∆VO /∆TIO = 5 mA, 0°C ≤ TJ ≤ 125°C

− 0.5

mV/

°C

Remark Values in parentheses have been measured during product design and are provided as reference values.

#

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