LD1585C 데이터 시트보기 (PDF) - STMicroelectronics

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LD1585C

5A low dropout fast response positive voltage regulator adjustable

STMicroelectronics 

LD1585C SERIES

Table 13: Electrical Characteristics Of LD1585C# (VI=4.25V, CI = CO =10µF, TJ = 0 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 VI - VO = 3V

TJ = 25°C

IO = 10mA to 5AVI - VO =1.5 to 25V

(note 1)

IO = 10mA VI = 2.75 to 15V TJ = 25°C

IO = 10mA VI = 2.75 to 15V

IO = 10mA to 5ATJ = 25°C

IO = 0 to 5A

IO = 5A

VI = 25V

VI - VO = 5.5V

TJ = 25°C, 30ms pulse

f = 120 Hz, CO = 25 µF, CADJ = 25 µF,

IO = 5A VI - VO = 3 ± 1V

IO = 10 mA

IO = 10mA to 5A

1)

VI = 3 to 25V (note

TJ = 25°C f =10Hz to 10KHz

TJ = 125°C 1000Hrs

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

Min.

1.237

1.225

5.5

60

Typ.

1.25

1.25

0.015

0.1

0.1

0.25

1.2

3

7

0.004

75

50

0.2

0.003

0.5

0.5

Max.

1.263

1.275

0.2

0.2

0.3

0.5

1.4

10

0.02

100

5

Unit

V

V

%

%

%

%

V

mA

A

%/W

dB

µA

µA

%

%

%

TYPICAL CHARACTERISTICS (unless otherwise specified Tj = 25°C, CI=CO=10µF tant)

Figure 4: Output Voltage vs Temperature

Figure 5: Short Circuit Current vs Dropout

Voltage

8/18

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