LNBP8L datasheet(7/21 Pages) STMICROELECTRONICS

7 / 21 page

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Electrical characteristics

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Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

IILT

3-state control pin input

current LOW

VILT = 0 V, EN/VSEL

+180

µA

VIL

Control input logic LOW

TEN, LLC

0.8

VIH

Control input logic HIGH

TEN, LLC

2.5

IIH

Control pins input current

VIH = 5 V, TEN, LLC

µA

ICC

Supply current

Output disabled EN/VSEL=High

impedance (floating)

1.7

2.4

Output enabled EN/VSEL=HIGH,

TEN=HIGH, IOUT = 500 mA

3.7

6.3

TOFF

Dynamic overload

protection OFF time

Output shorted, CEXT = 4.7 µF

(2)

1000

TON

Dynamic overload

protection ON time

Output shorted, CEXT = 4.7 µF

(2)

TOFF

/12

IOBK

Output backward current

Output forced to 21 V

TSHDN

Thermal shutdown

threshold

165

°C

ΔTSHDN

Thermal shutdown

hysteresis

°C

For IPPAK package VCC1 and VCC2 are internally connected to the pin 1 (VCC) to be supplied in the range from 22 V up to

25 V

Only DFN package

Guaranteed by design

Table 5.

Electrical characteristics (continued)

Refer to the typical application circuits in Figure 3 and Figure 4, VCC1 = 16 V, VCC2 = 23 V

(1), EN/VSEL =

LOW, TEN = LLC = LOW, EXTM = FLOATING, IOUT = 50 mA, TJ = 0 °C to 85 °C, unless otherwise stated.

Typical values are referred to TJ = 25 °C

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