UPC2933HF datasheet(4/20 Pages) NEC

Part #	UPC2933HF

Description	THREE TERMINAL LOW DROPOUT VOLTAGE REGULATOR

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Manufacturer	NEC [NEC]

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µPC2900 Series

4

RECOMMENDED OPERATING CONDITIONS

Parameter

Symbol

Type Number

MIN.

TYP.

MAX.

Unit

Input Voltage

VIN

µPC2903

4.0

16

V

µPC2933

4.3

16

µPC2905

6

16

µPC2906

7

16

µPC2907

8

16

µPC2908

9

18

µPC2909

10

18

µPC2910

11

18

µPC2912

13

18

Output Current

IO

all

0

1.0

A

Operating Ambient Temperature

TA

all

–30

+85

°C

Operating Junction Temperature

TJ

all

–30

+125

°C

ELECTRICAL CHARACTERISTICS

µPC2903 (TJ = 25

°C, VIN = 5 V, IO = 500 mA, CIN = 0.22 µF, COUT = 47 µF,

unless otherwise specified.)

Parameters

Symbol

Conditions

MIN.

TYP.

MAX.

Unit

Output Voltage

VO

2.88

3.0

3.12

V

0

°C ≤ TJ ≤ 125 °C, 4.0 V ≤ VIN ≤ 16 V,

2.85

3.15

0 A

≤ IO ≤ 500 mA

0

°C ≤ TJ ≤ 125 °C, 0 A ≤ IO ≤ 1 A

Line Regulation

REGIN

4.0 V

≤ VIN ≤ 16 V

11

30

mV

Load Regulation

REGL

0 A

≤ IO ≤ 1 A

9

30

mV

Quiescent Current

IBIAS

IO = 0 A

1.9

4.0

mA

IO = 1 A

23

60

Startup Quiescent Current

IBIAS (s)

VIN = 2.95 V, IO = 0 A

12

30

mA

VIN = 2.95 V, IO = 1 A

80

Quiescent Current Change

∆IBIAS

0

°C ≤ TJ ≤ 125 °C, 4.0 V ≤ VIN ≤ 16 V

3.2

20

mA

Output Noise Voltage

Vn

10 Hz

≤ f ≤ 100 kHz

52

µVr.m.s.

Ripple Rejection

R·R

f = 120 Hz, 4.0 V

≤ VIN ≤ 16 V

48

63

dB

Dropout Voltage

VDIF

0

°C ≤ TJ ≤ 125 °C, IO = 1 A

0.7

1.0

V

Short Circuit Current

IO short

VIN = 4.5 V

1.2

1.7

3.0

A

VIN = 16 V

1.2

Peak Output Current

IO peak

VIN = 4.5 V

1.0

1.5

3.0

A

VIN = 16 V

1.3

1.7

2.8

Temperature Coefficient of

∆VO/∆T0 °C ≤ TJ ≤ 125 °C, IO = 5 mA

–0.5

mV/

°C

Output Voltage

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