L9349 datasheet(4/12 Pages) STMICROELECTRONICS

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L9349

4/12

ELECTRICAL CHARACTERISTICS

(VS = 4.5 to 32V; -40°C ≤ Tj1 ≤ 150°C < Tj2 ≤ TjDIS, unless other-wise specified.)

Symbol

Parameter

Test Conditions

Values Tj1

Values Tj2

Unit

Min.

Typ.

Max.

Min.

Max.

Supply

IVS OFF

DC Supply Current Off

EN = 1.0V

IVS ON

DC Supply Current On

≤ 14V; VIN, VEN = 2V

8mA

Diagnostic Outputs D1 - D4

VDL

Diagnostic Output Low

Voltage

ID ≤ 3mA

0.65

1.0

1.5

IDLE

Diagnostic Output

Leakage Current

VD = 14V

0.1

µA

Outputs Out 1 - Out 4

RDSON 1, 2 Output On Resistance

Tj = 25°C

Tj = 150°C

VS > 9.5V IO1,2 = 2A

200

300

500

Ω

RDSON 3, 4

Tj = 25°C

Tj = 150°C

VS > 9.5V

IO3,4 = 1.3A

300

450

750

Ω

Z-diode clamping

voltage

IOCL ≥ 200mA

Output pull down

resistor

VS > 9.5V

EN = 0V

Ω

VOUV 1-4

Open Load Voltage

Threshold

VIN = 1V

0.525 x

0.55 x

0.575 x

VOUV hys 1-

Hysteresis

0.003 x

∆V

OUV 1-4,

2-3, 4-1, 3-2

Open Load Difference

Voltage Threshold

VIN1,4/2,3 = 1V VS ≤ 16V

VOc Š 4.5V

VOC = output voltage of

other channel

VOC -

1.0V

VOC -

1.25V

VOC -

1.5V

∆VOUV hys

1-4, 2-3,

4-1, 3-2

Open Load Hysteresis

IOUC 1, 2, 3,

Open Load Current

Threshold

VEN=VIN=2V;

VS=6.5 - 16V

160

320

480

IOOC 1, 2

Over Load Current

Threshold

VS > 6.5V;

VOUT = 32V

510

IOOC 3, 4

TSD

Thermal Shut Down

180

195

210

°C

TSD-hys

Thermal Shut Down

hysteresis

°C

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