L9524C

Electrical specifications

9/27

Control input (CI)

4.1

Input “off” level

0.6 ·

4.2

Input “on” level

0.4 ·

4.3

0.03 ·

0.04 ·

0.05 ·

4.4

Input “timeout” threshold

1

1.6

V

4.5

Internal pull-up

resistance

20

35

120

k

Ω

20

53

120

20

87

120

4.6

0.5

1

ms

4.7

50

100

ms

Diagnostic output (DO)

5.1

Output low voltage

0.3

1.5

V

5.2

Internal pull-up

resistance

20

30

120

k

Ω

20

45

120

20

74

120

5.3

Current limitation

5

20

mA

Monitoring of currents through glow plugs (SP1-SN1, SP2-SN2, SP3-SN3, SP4-SN4, SP2-SN5, SP4-SN6)

6.1

ΔV

OL

Open-load threshold

6V

≤ V

6.7

14.7

mV

6.2

ΔV

OC 0

Overcurrent threshold

1.5V

≤ V

OCT pin open

150

185

mV

1.5V

≤ V

0V

≤ V

0.385

0.445

1.5V

≤ V

ϑ = -40°C; OCT pin open

150

290

mV

1.5V

≤ V

ϑ = -40°C; 0V ≤ V

0.345

0.485

6.3

Overcurrent threshold

temperature coefficient

1)

OCT pin open

0.008

0.012

6.4

1

2

ms

Table 5.

Electrical characteristics (continued)

Item

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit