STTA2006PI datasheet(6/8 Pages) STMICROELECTRONICS

部件名	STTA2006PI

功能描述	TURBOSWITCH ULTRA-FAST HIGH VOLTAGE DIODE

PDF	8 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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6 / 8 page

APPLICATION DATA (Cont’d)

Turn-on losses :

(in the transistor, due to the diode)

P5 =

× IRM 2 × ( 3 + 2 × S ) × F

6 xdIF

⁄ dt

× IRM × IL × ( S + 2 ) × F

x dIF

⁄ dt

Turn-off losses (in the diode) :

P3 =

× IRM 2 × S

× F

xdIF

⁄ dt

P3 and P5 are suitable for power MOSFET and

IGBT

I F

I R

V R

VtO

V F

Fig. B: STATIC CHARACTERISTICS

TRANSISTOR

dI /dt

I RM

DIODE

trr = ta + tb

S = tb / ta

Fig. C: TURN-OFF CHARACTERISTICS

I F

V F

V Fp

1.1V F

V F

dI /dt

I Fmax

tfr

Fig. D: TURN-ON CHARACTERISTICS

Conduction losses :

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

Reverse losses :

P2 = VR .IR .(1 -

δ)

Turn-on losses :

P4 = 0.4 (VFP -VF). IFmax .tfr .F

STTA2006P/PI

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