STEF05D datasheet(6/19 Pages) STMICROELECTRONICS

номер детали	STEF05D

подробное описание детали	Electronic fuse for 5 V line

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Electrical characteristics

STEF05D

6/19

DocID024394 Rev 1

4

Electrical characteristics

VCC = 5 V, VEN = 3.3 V, CI = 10 µF, CO = 47 µF, TJ = 25 °C, unless otherwise specified

Table 6. Electrical characteristics for STEF05D

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Under/Overvoltage Protection

VClamp

Output clamping voltage

VCC = 10 V

5.95

6.65

7.7

V

VUVLO

Undervoltage lockout

Turn-on, voltage going up

3.2

3.6

4.3

V

VHyst

UVLO Hysteresis

0.40

V

Power MOSFET

tdly

Delay time

Enabling of chip to ID = 100 mA

with a 1 A resistive load

200

µs

RDSon

ON resistance(1)

TJ = 25 °C

40

60

m



TJ = 125 °C

(2)

70

VOFF

Off state output voltage

VCC = 10 V, VGS = 0,

RLimit = infinite

50

200

mV

ID

Continuous current

0.5 inch² pad (2), TA = 25 °C

3.6

A

Minimum copper, TA = 80 °C

1.7

Current Limit

IShort

Short-circuit current limit

RLimit = 11 

3.1

4.1

5.1

A

ILim

Overload current limit

RLimit = 11 

4A

dv/dt Circuit

dv/dt

Output voltage ramp time

Enable to VOUT=4.7V, No Cdv/dt

0.8

ms

Enable/Fault

VIL

Low level input voltage(2)

Output Disabled

0.35

0.58

0.81

V

VI(INT)

Intermediate level input

voltage(2)

Thermal Fault, Output Disabled

0.82

1.4

1.95

V

VIH

High level input voltage

Output Enabled

1.96

2.64

3.3

V

VI(MAX)

High state maximum voltage

3.4

4.3

5.4

V

IIL

Low level input current (sink)

VEnable = 0 V

-10

-30

µA

II

High level leakage current for

external switch

VEnable = 3.3 V

1

µA

Maximum fan-out for fault signal

Total numbers of chips that can

be connected to this pin for

simultaneous shutdown

3Units

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