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Parameter

Conditions (Note 2)

Min

Typ

Max

Units

Output Voltage

-25°C£TJ£85°C

Full Operating Temperature

0.985 |V0|

0.98 |V0|

V0

1.015 |V0|

1.02 |V0|

V

Output Voltage

100mA £ IL £ 100mA, TJ £ TJMAX

0.976|V0|

V0

1.024 |V0|

Output Voltage Temperature Coefficient

(Note 1)

50

150

ppm/°C

Line Regulation (Note 3)

V0 + 1V £ Vin £ 30V (Note 4)

0.04

0.4

%

Load Regulation (Note 3)

100mA £ IL £ 100mA

0.1

0.3

%

Dropout Voltage (Note 5)

IL=100 mA

IL=100 mA

50

380

80

450

mV

Ground Current

IL=100 mA

IL=100 mA

75

8

120

12

mA

mA

Dropout Ground Current

Vin=V0 - 0.5V, IL=100 mA

110

170

mA

Current Limit

Vout=0

160

200

mA

Thermal Regulation

0.05

0.2

%/W

Output Noise, 10Hz  to 100KHz

CL=1mF

CL=200mF

CL=3.3mF

(Bypass=0.01 mF pins 7 to 1

(LP2951-XX))

430

160

100

mV rms

8-pin Versions only

Reference Voltage

1.21

1.235

1.26

V

Reference Voltage

Over Temperature (Note 6)

1.185

1.285

Feedback Pin Bias Current

20

40

nA

Reference Voltage Temperature Coefficient

(Note 7)

50

ppm/°C

Feedback Pin Bias Current Temperature Coefficient

0.1

nA/°C

Error Comparator

Output Leakage Current

Voh=30V

0.01

1.0

mA

Output Low Voltage

Vin=4.5V, IOL=400 mA

150

250

mV

Upper Threshold Voltage

(Note 8)

40

60

Lower Threshold Voltage

(Note 8)

75

95

Hysteresis

(Note 8)

15

Shutdown Input

Input Logic Voltage

Low (Regulator ON)

High (Regulator OFF)

2

1.3