5

Electrical characteristics

TJ = 25 °C, VIN_5 = 5 V, VIN_12 = 12 V, VEN = 0 V, VSATAIG = floating, CIN_5 = CIN_12 = 1 µF, COUT_5 = COUT_12 =

10 µF, unless otherwise specified.

Table 6. Electrical characteristics

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

5 V eFuse

VIN_5

Operating input voltage

4.5

VClamp_5

V

VClamp_5

Average output clamping

voltage

VIN_5 = 8 V

5.5

5.7

5.9

V

VUVLO_5

Undervoltage lockout

Turn-on, voltage rising

3.9

4.0

4.1

V

Hysteresis

300

mV

RDSon_5

ON-resistance

TJ = 25 °C, IOUT_5 = 500 mA

45

mΩ

TJ = 125 °C (1)

70

IL_5

Off-state leakage current

VEN = 5 V, VOUT_5 = GND

1

µA

IPLP_5

Power loss protection

reverse leakage current

VEN = 0 V,

VOUT_5 = 5 V, VIN_5 < VUVLO_5

1

µA

TPLP

Power loss protection

intervention time (2)

VEN = 0 V, VOUT_5 = 5 V,

VIN_5 < VUVLO_5, IPLP_5 < 1 µA

(refer to Section 6.7)

600

ns

ITRIP_5

Overcurrent trip point (2)

3.7

A

IHOLD_5

Overload current limit

VOUT_5 > 2.5 V

2.9

3.1

3.3

A

ISHORT_5 Short-circuit current (2)

VOUT_5 < 2.5 V

1.85

A

AI_5

Current monitor output

current gain

IMON_5 / IOUT_5

IOUT_5 ≥ 100 mA

27.5

30

32.5

µA/A

dV/dt_5

Output voltage ramp time

From 10 % to 90 % of VOUT_5

10

13

16

ms

12 V eFuse

VIN_12

Operating input voltage

10.5

VClamp_12

V

VClamp_12

Average output clamping

voltage

VIN_12 = 18 V

14.5

15

15.5

V

VUVLO_12 Undervoltage lockout

Turn-on, VIN_12 rising

7.7

8.5

9.3

V

Hysteresis

800

mV

RDSon_12 ON-resistance

TJ = 25 °C, IOUT_12 = 500 mA

40

mΩ

TJ = 125 °C (1)

70

IL_12

Off-state leakage current

VEN = 5 V, VOUT_12 = GND

3

µA

ITRIP_12

Overcurrent trip point (2)

3.9

A

IHOLD_12 Overload current limit

VOUT_12 > 7.5 V

2.9

3.1

3.3

A

ISHORT_12 Short-circuit current (2)

VOUT_12 < 7.5 V

1.85

A

AI_12

Current monitor gain

IMON_5 / IOUT_5

IOUT_12 ≥ 100 mA

27.5

30

32.5

µA/A

dV/dt_12

Output voltage ramp time

From 10 % to 90 % of VOUT_12

10

13

16

ms

STEF512SRI

Electrical characteristics

DS14138 - Rev 1

page 6/28