STTA812G(1999) 查看數據表（PDF） - STMicroelectronics

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STTA812G
(Rev.:1999)

TURBOSWITCH ULTRA-FAST HIGH VOLTAGE DIODE

STMicroelectronics 

STTA812D/DI/G

Fig. B: SNUBBER DIODE.

PWM

t

T

F = 1/T = t/T

Fig. D: RECTIFIER DIODE.

Fig. C: DEMAGNETIZING DIODE.

STATIC & DYNAMIC CHARACTERISTICS . POWER LOSSES .

Fig. E: STATIC CHARACTERISTICS

I

IF

Rd

VR

V

IR VtO V F

Conduction losses :

P1 = Vt0 . IF(AV) + Rd . IF2(RMS)

Reverse losses :

P2 = VR . IR . (1 - δ)

6/10

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