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LD1084D2T25-R

5A LOW DROP POSITIVE VOLTAGE REGULATOR ADJUSTABLE AND FIXED

STMicroelectronics 

LD1084 SERIES

Table 14: Electrical Characteristics Of LD1084 (VI=4.25V, CI = CO =10µF, TA = -40 to 125°C, unless

otherwise specified.)

Symbol

Parameter

Test Conditions

VO

∆VO

∆VO

Vd

IO(min)

Isc

SVR

IADJ

∆IADJ

eN

S

S

Output Voltage

Line Regulation

Load Regulation

Dropout Voltage

Minimum Load Current

Short Circuit Current

Thermal Regulation

Supply Voltage Rejection

Adjust Pin Current

Adjust Pin Current Change

RMS Output Noise Voltage

(% of VO)

Temperature Stability

Long Term Stability

IO = 10mA TJ = 25°C

IO = 10mA to 5A

(note 1)

VI = 2.85 to 30V

IO = 10mA VI = 2.85 to 16.5V TJ = 25°C

IO = 10mA VI = 2.85 to 16.5V

IO = 10mA to 5A

TJ = 25°C

IO = 10mA to 5A

IO = 5A

VI = 30V

VI - VO = 5V

VI - VO = 25V

TA = 25°C, 30ms pulse

f = 120 Hz, CO = 25 µF, CADJ = 25 µF,

IO = 5A VI = 6.25 ± 3V

VI = 4.25V IO = 10 mA

IO = 10mA to 5A

(note 1)

VI = 2.85 to 16.5V

TA = 25°C f =10Hz to 10KHz

TA = 125°C 1000Hrs

Min.

1.237

1.225

Typ.

1.25

1.25

Max.

1.263

1.275

0.015 0.2

0.035 0.2

0.1

0.3

0.2

0.4

1.3

1.5

3

10

5.5 6.5

0.5 0.7

0.003 0.015

60

72

55

120

0.2

5

0.003

0.5

0.5

Unit

V

V

%

%

%

%

V

mA

A

A

%/W

dB

µA

µA

%

%

%

NOTE 1: See short-circuit current curve for available output current at fixed dropout.

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