Characteristics

SMM4F

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1

Characteristics

Table 1.

Symbol

Parameter

Value

Unit

Peak pulse voltage (IEC 61000-4-2 contact discharge)

30

kV

1.

For a surge greater than the maximum values, the diode will fail in short-circuit.

400

W

P

Power dissipation on infinite heatsink

2.5

W

Non repetitive surge peak forward current

for unidirectional types

30

A

Storage temperature range

-65 to +175

°C

Operating junction temperature range

-55 to +175

°C

Maximum lead temperature for soldering during 10 s

260

°C

Table 2.

Thermal resistances

Symbol

Parameter

Value

Unit

Junction to leads

20

°C/W

Junction to ambient on PCB with recommended pad layout

250

Table 3.

Symbol

Parameter

Stand-off voltage

Breakdown voltage

Breakdown current

Clamping voltage

Peak pulse current

αT

Voltage temperature coefficient

Forward voltage drop

Dynamic resistance

V

I

RM

I

R

I

PP

V

I

I

F

V

F

V

I

RM

I

R

I

PP

V

I

I

F

V

F