°C, unless otherwise specified)

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

Supply Voltage for Valid

Diagnostics

4

35

V

Supply Voltage (operative)

9.5

24

35

V

Quiescent Current

0.8

3

1.4

5

mA

mA

Undervoltage Threshold 1

(See fig. 1), Tamb = 0 to +85

°C

8.5

9

9.5

V

Undervoltage Threshold 2

8

8.5

9

V

Supply Voltage Hysteresis

300

500

700

mV

Short Circuit Current

Ω

5k

Ω)A

2.6

3.2

4

A

Output Voltage Drop

°C

°C

°C

°C

200

320

250

400

280

440

350

550

mV

mV

mV

mV

Output Leakage Current

500

µA

Low State Out Voltage

∞

0.8

1.5

V

Single Pulsed: Tp = 300

µs

48

53

58

V

Open Load Detection Current

°C1

3

6

mA

Common Mode Input Voltage

Range (Operative)

–7

15

V

Input Bias Current

–250

250

µA

Input Threshold Voltage

V+In > V–In

0.8

1.4

2

V

Input Threshold Hysteresis

Voltage

V+In > V–In

50

400

mV

Diff. Input Resistance

0 < +In < +16V ; –In = 0V

–7 < +In < 0V ; –In = 0V

400

150

K

Ω

K

Ω

Input Offset Current

V+In = V–In

+Ii

–Ii

–20

–75

–25

+20

µA

µA

–In = GND

+Ii

0V < V+In <5.5V

–Ii

–250

+10

–125

+50

µA

µA

+In = GND

+Ii

0V < V–In <5.5V

–Ii

–100

–50

–30

–15

µA

µA

N.

Name

Function

1

DIAG1

DIAGNOSTIC 1 output. This open drain reports the IC working conditions. (See

Diagnostic truth table)

2

DIAG1

DIAGNOSTIC 2 output. This open drain reports the IC working conditions. (See

Diagnostic truth table)

3

IN -

Comparator non inverting input

4

IN+

Comparator inverting input

5

OUTSTATUS

This current source output is capable of driving a LED to signal the status of the output

pin. The pin is active (source current) when the output pin is considered high (See fig 1)

6

GND

Ground

7

ON-DELAY

Programmable ON time interval duration during short circuit operation

8

RSC

Current limitation setting.

9

OUTPUT

High Side output with built-in current limitation

10

Supply Volatge Input, the value of the supply voltage is monitored to detect under voltage

condition

11

OUTPUT

High Side output with built-in current limitation

PIN FUNCTION (pin numbering referred to Multiwatt package)

L6370

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