Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

IQ

Quiescent current

IOUT = 0 A

100

µA

IOUT = 0 A; -40 °C < TJ < 125 °C

300

IOUT = 2 A;

1

mA

IOUT = 2 A; -40 °C < TJ < 125 °C

3

Shutdown current

Ven = 0, Vin = 6 V

10

nA

ISC

Short-circuit current

VOUT = 0 V

3.5

A

IMIN

Minimum output current

0

A

VEN

Enable input logic low

1.25 V < VIN < 6.0 V

-40 °C < TJ < 125 °C

0.5

V

Enable input logic high

1.2

IEN

Enable pin input current

VEN = VIN; 1.25 < VIN < 6.0 V

10

nA

PG

Power Good output

threshold

Rising edge

0.92* Vout

V

Falling edge

0.8*Vout

Power Good output voltage

low

Isink = 6 mA open drain output

0.4

TSHDN

Thermal shutdown

170

°C

Hysteresis

20

1. Dropout voltage is the input-to-output voltage difference at which the output voltage is 100 mV below its nominal value; this

specification does not apply to nominal output voltages below 1.2 V.

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

Table 6. Electrical characteristics, fixed version

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

VIN

Operating input voltage range

1.25

6.0

V

VOUT

Output voltage accuracy

TJ = 25 °C

-1.0

1.0

%

-40 °C < TJ < 125 °C

-2.0

2.0

∆VADJ%/

∆VIN

Static line regulation

VOUT + 1 V < VIN < 6.0 V;

TJ = 25 °C

0.01

%/V

-40 °C < TJ < 125 °C

0.1

∆VADJ%/

∆IOUT

Static load regulation

0 mA < IOUT < 2 A; TJ = 25 °C

0.05

%/A

-40 °C < TJ < 125 °C

0.4

VDROP

Dropout voltage

VOUT = 3.3 V; IOUT = 2 A;

-40 °C < TJ < 125 °C

130

250

mV

eN

Output noise voltage

VOUT = 2.5 V; f = 10 Hz to 100 kHz

40

µVRMS

/VOUT

LD39200

Electrical characteristics

DS10079 - Rev 3

page 7/29