STTA212S datasheet(2/8 Pages) STMICROELECTRONICS

2 / 8 page

Symbol

Parameter

Test Conditions

Min

Typ

Max

Unit

VF*

Forward voltage drop

IF =2A

Tj = 25

°C

Tj = 125

°C

1.1

1.65

1.5

IR**

Reverse leakage current

VR = 0.8

xVRRM

Tj = 25

°C

Tj = 125

°C

150

400

µA

Vto

Threshold voltage

Ip < 3.IAV

Tj = 125

°C

1.15

Dynamic resistance

175

Ω

Test pulses :

* tp = 380

µs, δ <2%

** tp = 5 ms ,

δ <2%

STATIC ELECTRICAL CHARACTERISTICS

Symbol

Parameter

Test conditions

Value

Unit

Rth(j-I)

Junction to lead thermal resistance

°C/W

Conduction power dissipation

IF(AV) = 1.5A

δ = 0.5

Tlead= 72

°C

2.5

Pmax

Total power dissipation

Pmax = P1 + P3

(P3 = 10% P1)

Tlead= 67

°C

2.8

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 =1 A dIF/dt =-50A/

µsVR = 30V

115

IRM

Maximum recovery

current

Tj = 125

°CVR = 600V IF =2A

dIF/dt = -16 A/

µs

dIF/dt = -50 A/

µs

6.0

3.6

S factor

Softness factor

Tj = 125

°CVR = 600V IF =2A

dIF/dt = -50 A/

µs

0.9

DYNAMIC ELECTRICAL CHARACTERISTICS

TURN-OFF SWITCHING

Symbol

Parameter

Test conditions

Min

Typ

Max

Unit

tfr

Forward recovery time

Tj = 25

°C

IF =2 A

dIF/dt = 16 A/

µs

measured at 1.1

× VFmax

900

VFp

Peak forward voltage

TURN-ON SWITCHING

To evaluate the maximum conduction losses use the following equation :

P= Vto xIF(AV) +rd x IF

(RMS)

STTA212S

2/8

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