1

Characteristics

Table 1. Absolute ratings (limiting values at 25 °C, unless otherwise specified)

Symbol

Parameter

Value

Unit

VRRM

Repetitive peak reverse voltage (Tj = -40 °C to +175 °C)

200

V

IFRM

Repetitive peak forward current

tp = 5 μs, f = 5 kHz

60

A

IF(RMS)

Forward rms current

60

A

IF(AV)

Average forward current δ = 0.5, square wave

TL = 90 °C

2

A

IFSM

Surge non repetitive forward current

tp = 10 ms sinusoidal

75

A

Tstg

Storage temperature range

-65 to +175

°C

Tj

Operating junction temperature range (1)

-40 to +175

°C

1. (dPtot/dTj) < (1/Rth(j-a)) condition to avoid thermal runaway for a diode on its own heatsink.

Table 2. Thermal resistance parameter

Symbol

Parameter

Max. value

Unit

Rth(j-l)

Junction to lead

30

°C/W

For more information, please refer to the following application note :

•

AN5088 : Rectifiers thermal management, handling and mounting recommendations

Table 3. Static electrical characteristics

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

IR(1)

Reverse leakage current

Tj = 25 °C

VR = VRRM

-

3

µA

Tj = 125 °C

-

2

20

VF(2)

Forward voltage drop

Tj = 25 °C

IF = 6 A

-

1.20

V

Tj = 25 °C

IF = 2 A

-

0.89

1.00

Tj = 100 °C

-

0.76

0.85

Tj = 150 °C

-

0.70

0.80

1. Pulse test: tp = 5 ms, δ < 2%

2. Pulse test: tp = 380 µs, δ < 2%

To evaluate the conduction losses, use the following equation:

P = 0.68 x IF(AV) + 0.06 x IF2(RMS)

For more information, please refer to the following application notes related to the power losses :

•

AN604: Calculation of conduction losses in a power rectifier

•

AN4021: Calculation of reverse losses on a power diode

STTH2R02-Y

Characteristics

DS6945 - Rev 3

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