STTA306B datasheet(2/8 Pages) STMICROELECTRONICS

2 / 8 page

Symbol

Parameter

Tests conditions

Value

Unit

Rth (j-c)

Junction to case

°C/W

Conduction power dissipation

IF(AV) = 1.5A,

δ = 0.5

Tc = 110°C

2.5

Pmax

Total power dissipation

Pmax = P1 + P3

(P3 = 10% P1)

Tc = 108°C

2.8

THERMAL AND POWER DATA

Symbol

Parameter

Tests conditions

Min.

Typ.

Max.

Unit

VF **

Forward voltage drop

Tj = 25

°CIF = 3 A

1.85

Tj = 125

°CIF = 3 A

1.3

1.65

IR *

Reverse leakage

current

Tj = 25

°CVR = 0.8 X VRRM

µA

Tj = 125

°C

500

1200

Vto

Threshold voltage

Ip < 3.IF(AV)

Tj = 125°C

1.15

Dynamic resistance

175

Ω

Test pulse :

* tp = 380

µs, δ < 2%

** tp = 5 ms,

δ < 2%

STATIC ELECTRICAL CHARACTERISTICS

To evaluate the maximum conduction losses use the following equation :

P = Vto x IF(AV) + Rd x IF

(RMS)

Symbol

Parameter

Test conditions

Min. Typ. Max. Unit

trr

Tj = 25°C

IF=0.5A IR=1A Irr=0.25A

IF=1A

dIF/dt= -50A/

µs

VR=30V

IRM

Maximum reverse

recovery current

Tj = 125°C

IF=3A VR=400V

dIF/dt = -16A/

µs

dIF/dt = -50A/

µs2.0

1.2

S factor

Softness factor

Tj = 125°C

VR=400V

IF=3A

dIF/dt = -50A/

µs

1.1

DYNAMIC ELECTRICAL CHARACTERISTICS

TURN-OFF SWITCHING

Symbol

Parameter

Test conditions

Min. Typ. Max. Unit

tfr

Forward recovery

time

Tj = 25°C

IF=3A dIF/dt = 16A/

µs

Measured at 1.1 x VFmax

500

VFP

Peak forward

voltage

Tj = 25°C

IF=2A dIF/dt = 16A/

µs10

TURN-ON SWITCHING

STTA306B

2/8

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