LD39130S datasheet(9/27 Pages) STMICROELECTRONICS

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DocID025199 Rev 2

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LD39130S

Maximum ratings

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

otherwise specified.

Table 6. LD39130S electrical characteristics (adjustable version)

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

VIN

Operating input voltage

1.4

5.5

VADJ

VADJ accuracy

(fixed normal mode)

IOUT = 5 mA, TJ = 25 °C

780

800

820

IOUT = 5 mA, VGM = VIN ,-40 °C < TJ < 125 °C

770

800

830

ΔVOUT

Static line regulation

(normal mode)

VOUT + 0.5 V ≤ VIN ≤ 5.5 V, IOUT = 10 mA

VIN > 1.4 V

0.02

0.20

%/V

Static line regulation

(green mode)

VOUT + 0.5V ≤ VIN ≤ 5.5 V, IOUT = 1 mA

VIN > 1.4 V

0.20

%/V

ΔVOUT Static load regulation

VOUT > 2 V, IOUT = 1 mA to 12 mA

-1.5

1.5

10 mA to 300 mA (normal mode)

0.004

%/mA

VDROP Dropout voltage

(1)

IOUT = 300 mA, VOUT > 2 V

-40 °C < TJ < 125 °C

300

Output noise voltage

10 Hz to 100 kHz, IOUT = 1 mA

µVRMS

10 Hz to 100 kHz, IOUT = 15 mA

SVR

Supply voltage

rejection VOUT = 1.5V

(normal mode)

VIN = VOUTNOM + 1 V + / - VRIPPLE

VRIPPLE = 0.1 V freq. = 1 kHz

IOUT = 30 mA

VIN = VOUTNOM + 0.5 V + / - VRIPPLE

VRIPPLE = 0.1 V, Freq. = 10 kHz

IOUT = 30 mA

Quiescent current

(normal mode)

IOUT = 10 mA

µA

Quiescent current

(Green mode)

IOUT = 0 mA

0.8

µA

IStandby Standby current

VIN input current in OFF MODE:

VEN = GND

0.1

µA

IADJ

Adjust pin current

1µA

ISC

Short-circuit current

RL = 0 (current foldback protection)

IOUT

Output current

300

VEN

Enable input logic low

VIN = 1.4 V to 5.5 V, -40 °C < TJ < 125 °C

0.4

Enable input logic high

VIN = 1.4 V to 5.5 V, -40 °C < TJ < 125 °C

IEN

Enable pin input

current

VSHDN = VIN

100

IGH

Normal mode switch

threshold

Change from light load to normal load

VGM = GND

IGL

Green mode switch

threshold

Change from normal load to light load

VGM= GND

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