STTA512 datasheet(2/10 Pages) STMICROELECTRONICS

2 / 10 page

STTA512D/F/B/FP

2/10

Symbol

Parameter

Test conditions

Min

Typ

Max

Unit

VF*

Forward voltage drop

IF =5A

Tj = 25°C

Tj = 125°C

1.35

2.2

2.0

IR**

Reverse leakage current

VR =0.8 x

VRRM

Tj = 25°C

Tj = 125°C

0.3

100

2.0

µA

Vt0

Threshold voltage

Ip < 3.IAV

Tj = 125°C

1.57

Dynamic resistance

Ω

Pulse test: * tp = 380

µs, δ <2%

** tp=5ms ,

δ <2%

STATIC ELECTRICAL CHARACTERISTICS

Symbol

Parameter

Conditions

Value

Unit

Rth(j-c)

Junction to case thermal

resistance

TO-220AC / DPAK

4.0

°C/W

ISOWATT220AC /

TO-220FPAC

5.5

Conduction power dissipation

IF(AV) =5A

δ =0.5

TO-220AC / DPAK Tc= 102°C

ISOWATT220AC /

TO-220FPAC

Tc= 84°C

Pmax

Total power dissipation

Pmax = P1 + P3 (P3 = 10% P1)

TO-220AC / DPAK Tc= 98°C

ISOWATT220AC /

TO-220FPAC

Tc= 78°C

THERMAL AND POWER DATA

Symbol

Parameter

Test conditions

Min

Typ

Max

Unit

trr

Reverse recovery

time

Tj = 25°C

IF = 0.5 A

IR = 1A

Irr = 0.25A

IF =1A dIF/dt =-50A/µs VR =30V

IRM

Maximum reverse

recovery current

Tj = 125°C VR = 600V

IF =5A

dIF/dt = -40 A/µs

dIF/dt = -500 A/µs

7.5

Sfactor

Softness factor

Tj = 125°C VR = 600V

IF =5A

dIF/dt = -500 A/µs

1.2

DYNAMIC ELECTRICAL CHARACTERISTICS

TURN-OFF SWITCHING

Symbol

Parameter

Test conditions

Min

Typ

Max

Unit

tfr

Forward recovery

time

Tj = 25°C

IF =5 A, dIF/dt = 40 A/µs

measured at 1.1

× VFmax

900

VFp

Peak forward voltage Tj = 25°C

IF =5A, dIF/dt = 40 A/µs

IF =40A, dIF/dt = 500 A/µs

TURN-ON SWITCHING

To evaluate the maximum conduction losses use the following equation :

P=Vto xIF(AV) +rdxIF2(RMS)

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