5

Electrical characteristics

TJ = 25 °C, VIN_5 = 5 V, VIN_12 = 12 V, EN = 0 V; CIN = 10 µF; COUT = 10 µF; unless otherwise specified.

Table 4. Electrical characteristics

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

5 V eFuse

VClamp_5

Output clamping voltage

VIN_5 = 8 V, IOUT = 5 mA

5.5

5.7

5.9

V

VUVLO_5

Undervoltage lockout

Turn-on, voltage rising

4.25

4.35

4.45

V

VHyst_5

UVLO hysteresis

Turn-off, voltage falling

1.78

V

RDSon_5

On-resistance

TJ = 25 °C

36

mΩ

TJ = 125 °C

50

IL_5

Off state leakage current

VEN = 5 V, VOUT_5 = GND

1

5

µA

ID5

Maximum continuous current

TA = 25 °C

2.5

A

IShort_5

Short-circuit current limit

0.6

1

1.4

A

ILim_5

Overload current limit

2.5

3

3.3

A

dV/dt_5

Output voltage ramp time

From 10 % to 90 % of VOUT

Cdv/dt = 100 nF

11

13

15

ms

AI_5

Current monitor output current

gain, IMON_5 / IOUT_5

IOUT_5 > = 200 mA

27

30

33

µA/A

12 V eFuse

VClamp_12

Output clamping voltage

VIN_12 = 17 V, IOUT = 5 mA

14.5

15

15.5

V

VUVLO_12

Undervoltage lockout

Turn-on, voltage rising

9.4

9.7

10

V

VHyst_12

UVLO hysteresis (12 V rail)

Turn-off, voltage falling

2

V

RDSon_12

On-resistance (12 V rail)

TJ = 25 °C

40

mΩ

TJ = 125 °C

70

IL_12

Off state leakage current

VEN = 5 V, VOUT_12 = GND

1

5

µA

ID12

Continuous current (1)(2)

TA = 25 °C

3.5

A

IShort_12

Short-circuit current limit

1.8

A

ILim_12

Overload current limit

3.6

4

4.5

A

dV/dt_12

Output voltage ramp time

From 10 % to 90 % of VOUT,

Cdv/dt = 100 nF

10

12

14

ms

AI_12

Current monitor output current

gain, IMON_12 / IOUT_12

IOUT_12 ≥ 200 mA

27

30

33

µA/A

Common features

VIL

Low level input voltage

Output enabled

0.7

V

VIH

High level input voltage

Output disabled

2.1

V

RP

Pull-down resistor

1000

kΩ

Iq

Quiescent current (excluding

EN current)

Device operating

250

1000

µA

STEF512PUR

Electrical characteristics

DS13182 - Rev 3

page 6/21