L5958

Electrical specifications

Doc ID 17716 Rev 2

11/20

VDD_CORE_VAL buffer (open drain RESET for switched regulators)

RESreg3

RES threshold voltage for reg3

Vreg3 = 3.3 V

3.00

3.15

3.25

V

Vhys_reg3

Hysteresis of reset for reg3

-

10

50

100

mV

RESreg4

RES threshold voltage for reg4

Vreg4 = 1.8 V

1.67

-

1.833

V

Vhys_reg4

Hysteresis of reset for reg4

-

10

20

40

mV

Vol

Low level

ISINK(RES) = 1 mA

-

0.3

0.5

V

Hold CAN signal (open drain for VIN1 battery warning 1)

Hold1_high

Hold high threshold

-

17

-

20

V

VHYS

Hysteresis high TH.

-

150

400

600

mV

Hold1_low

Hold low threshold

-

5

-

6

V

VHYS

Hysteresis low TH.

-

200

400

600

mV

Vol

Low level

ISINK(RES) = 1 mA

-

0.3

0.5

V

VREF

Reference voltage

-

-

1.2565

-

V

Hold audio signal (open drain for VIN1 battery warning 2)

Hold2_high

Hold high threshold

-

15.2

-

17.8

V

VHYS

Hysteresis high TH.

-

150

400

600

mV

Hold2_low

Hold low threshold

-

7.8

-

9.2

V

VHYS

Hysteresis low TH.

-

200

400

600

mV

Vol

Low level

ISINK(RES) = 1 mA

-

0.3

0.5

V

VREF

Reference voltage

-

-

1.2565

-

V

Ignition buffer (open drain)

IGNIN

IGNout falling

-

1.03

1.17

1.28

V

Vhys(IGNout)

Hysteresis of ignition buffer

-

30

50

100

mV

Vol

Low level

ILsink (IGNout) = 1 mA

-

0.3

0.5

V

IGNRISE

Rising time

C = 15 pF

-

-

10

µs

IGNFALL

Fall time

C = 15 pF

-

-

10

µs

ICLAMP

Input clamp current

VCC < VIGN < 50 V

-

-

2

mA

IGNIN

Input voltage

Operative

0

-

50

V

Enable input (regulators 1,2,3,4,5,6 and power switch)

VTH

Voltage threshold

-

1.3

-

2.3

V

ENIN(reg1,2,3,4

power switch)

Input voltage

Operative

0

-

5

V

ENIN(reg5,6)

Input voltage

Operative

0

-

24

V

1.

Drop condition means that the supply voltage drop down to 100 mV from the regulated output and the regulator is sourcing

its maximal load current

Table 5.

Electrical characteristics (continued)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit