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L9362

Powerstage protection

ISCB

Short current detection and switch

off threshold

With filter-time t_SCB.

3.0

5.0

A

t_SCB

Short circuit switch off delay time

3

30

s

Vccmin

VCC undervoltage

3.0

4.0

V

Current feedback

TRatio 1

ICFB / IOUT for IOUT=0.4...2A

4)

VCFB  1.8V

1.45

1.65

2

mA/A

TMPS1

6)

5)

Temperature stability

for 0.4A to < 2.0A, related to

25°C

3

6%

CURS1

for IOUT = 0.4A to 2A

5)

Current stability

gain/Gain at 2A

TJ = -40°C

-12

17

%

TJ = +25°C

-6

10

%

TJ = +125°C

-5

5

%

CURlin1 6)

CURlin2

for IOUT = 0.4A to 1.0A

4)

for IOUT = 1.0A to 2.0A 4)

Linearity Error

(within the calibration points

at 0.5A, 1A, 2A)

0.2

1

0.7

%

%

Note 4:

At 150°C guaranteed by design and electrical characterisation

Note 5:

Guaranteed by design and electrical characterisation

Note 6:

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

Diagnostic

VREF1

Short to GND threshold voltage

for IOUT  2A

0.390

VCC

0.435

VCC

V

t_SCG

Short to GND filter time

140

250

s

IOL

Open load threshold current

10

55

mA

t_OL

Open load filter time

140

265

s

ROL

Pullup resistor at OUT1, OUT2,

OUT3 and OUT4 for OL detection

2.0

8.0

k



TOFF

Temperature detection threshold 7)

155

170

190

°C

Note 7:

Guaranteed by measurement and correlation

ELECTRICAL CHARACTERISTICS (continued)

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

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit