LD39200 datasheet(8/30 Pages) STMICROELECTRONICS

No de pièce	LD39200

Description	Reverse current protection

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Electrical characteristics

LD39200

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DocID025637 Rev 1

5

Electrical characteristics

(TJ = 25 °C, VIN = VOUT+1 V; VOUT = VADJ; CIN = 10 µF; COUT = 10 µF; IOUT = 10 mA; VEN = VIN)

Table 5: Electrical characteristics, adjustable version

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

VIN

Operating input

voltage range

1.25

6.0

V

VADJ

Adjustable pin

voltage

0.5

V

Adjustable pin

voltage accuracy

TJ = 25 °C

-1.0

1.0

%

-40 °C < TJ < 125 °C

-2.0

2.0

IADJ

Adjustable pin

current

-40 °C < TJ < 125 °C

100

nA

DVADJ%/DVIN

Static line regulation

VOUT + 1 V < VIN < 6.0 V;

TJ = 25 °C

0.01

%/V

-40 °C < TJ < 125 °C

0.2

DVADJ%/DIOUT

Static load

regulation

0 mA < IOUT < 2 A;

TJ = 25 °C

0.1

%/A

-40 °C < TJ < 125 °C

0.4

VDROP

Dropout voltage

(1)

VIN = 1.4 V; IOUT = 1 A;

-40 °C < TJ < 125 °C

120

250

mV

VIN = 2.5 V; IOUT = 2 A;

-40 °C < TJ < 125 °C

135

250

VIN = 5.3 V; IOUT = 2 A;

-40 °C < TJ < 125 °C

110

250

eN

Output noise

voltage

VOUT = VADJ ;

f = 10 Hz to 100 kHz

45

µVRMS

/ VOUT

eN

Output noise

voltage

VIN = VOUT + 0.4 V,

IOUT = 700 mA;

CIN = COUT = 10 uF,

R2 = 10 kΩ,

R1 = (VOUT – 0.5) x 20 kΩ,

Cbyp = 470 nF

24

µVRMS

SVR

Supply voltage

rejection

VOUT = 1.8 V;

VIN = VOUT+0.5 V;

COUT = 10 µF;

IOUT = 10 mA ; TJ = 25 °C;

f = 1 kHz

70

dB

VOUT = 1.8 V;

VIN = VOUT + 0.5 V;

COUT = 10 µF;

IOUT = 10 mA ; TJ = 25 °C;

f = 100 kHz

50

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