LD39020 datasheet(9/30 Pages) STMICROELECTRONICS

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LD39020

Electrical characteristics

DocID025316 Rev 3

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Electrical characteristics

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

otherwise specified.

Table 5: Electrical characteristics for LD39020T, LD39020DT

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

VIN

Operating input

voltage

1.5

5.5

VOUT

VOUT accuracy

IOUT = 1 mA, TJ = 25 °C

-2

IOUT = 1 mA,-40 °C<TJ<125 °C

-3

∆V

OUT

Static line

regulation

(1)

VOUT(NOM) + 1 V ≤ VIN ≤ 5.5 V,

IOUT = 10 mA

0.02

%/V

-40 °C<TJ<125 °C

0.2

∆V

OUT

Static load

regulation

IOUT = 0 mA to 200 mA

-40 °C<TJ<125 °C

0.01

%/mA

VDROP

Dropout voltage

IOUT = 30 mA,VOUT = 2.8 V

IOUT = 200 mA, VOUT = 2.8 V

-40 °C<TJ<125 °C

200

350

Output noise

voltage

10 Hz to 100 kHz, IOUT = 10 mA

µVRM

SVR

Supply voltage

rejection

VIN = VOUT(NOM)+ 1 V +/- VRIPPLE

VRIPPLE = 0.2 V Freq .=1 kHz

IOUT = 30 mA

VIN = VOUT(NOM)+ 1 V +/- VRIPPLE

VRIPPLE = 0.2 V Freq. = 100 kHz

IOUT = 30 mA

Quiescent current

IOUT = 0 mA

µA

IOUT = 200 mA

100

IStandby

Standby Current

VIN input current in OFF MODE:

VEN = GND

0.03

µA

ISC

Short circuit current

RL = 0

250

350

RON

Output voltage

discharge MOSFET

(only on LD39020DT)

100

Ω

VEN

Enable input logic

low

VIN = 1.5 V to 5.5 V

-40 °C<TJ<125 °C

0.4

Enable input logic

high

VIN = 1.5 V to 5.5 V

-40 °C<TJ<125 °C

IEN

Enable pin input

current

VEN = VIN

100

TON

(2)

Turn on time

100

µs

TSHDN

Thermal shutdown

160

°C

Hysteresis

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