L9362 Ver la hoja de datos (PDF) - STMicroelectronics

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componentes Descripción

Fabricante

L9362

QUAD LOW SIDE DRIVER

STMicroelectronics 

L9362

ELECTRICAL CHARACTERISTICS (continued)

4.5V ≤ VCC ≤ 5.5V, -40°C ≤ TJ ≤ 125°C, unless otherwise specified.

Symbol

Parameter

Test Conditions

Powerstage protection

ISCB

Short current detection and switch With filter-time t_SCB.

off threshold

t_SCB Short circuit switch off delay time

Vccmin VCC undervoltage

Current feedback

TRatio 1 ICFB / IOUT for IOUT=0.4...2A 4)

VCFB ≥ 1.8V

TMPS1 6)

5)

Temperature stability

for 0.4A to < 2.0A, related to

25°C

CURS1 for IOUT = 0.4A to 2A 5)

Current stability

∆gain/Gain at 2A

TJ = -40°C

TJ = +25°C

CURlin1 6) for IOUT = 0.4A to 1.0A 4)

CURlin2 for IOUT = 1.0A to 2.0A 4)

TJ = +125°C

Linearity Error

(within the calibration points

at 0.5A, 1A, 2A)

Note 4:

Note 5:

Note 6:

At 150°C guaranteed by design and electrical characterisation

Guaranteed by design and electrical characterisation

Values for TMPS1, CURlin1 and CURlin2 are typical values from testing results

Diagnostic

VREF1 Short to GND threshold voltage

for IOUT ≤ 2A

t_SCG Short to GND filter time

IOL

Open load threshold current

t_OL Open load filter time

ROL

Pullup resistor at OUT1, OUT2,

OUT3 and OUT4 for OL detection

TOFF

Temperature detection threshold 7)

Note 7: Guaranteed by measurement and correlation

Min.

3.0

3.0

1.45

-12

-6

-5

0.390

•VCC

140

10

140

2.0

155

Typ.

3

1.65

±3

±0.2

170

Max. Unit

5.0

A

30

µs

4.0

V

2

mA/A

±6

%

17

%

10

%

5

%

±1

%

±0.7

%

0.435 V

•VCC

250

µs

55

mA

265

µs

8.0

kΩ

190

°C

5/17

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