Ch-technology UFB60FA60P Manuel d'utilisateur télécharger pdf (Page 5)

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Document Number: 94564

4 Revision: 05-May-08

UFB60FA60P

Vishay High Power Products

Insulated Ultrafast

Rectifier Module, 60 A

Fig. 5 - Maximum Allowable Case Temperature vs.

Average Forward Current (Per Leg)

Fig. 6 - Forward Power Loss Characteristics (Per Leg)

Fig. 7 - Typical Reverse Recovery Time vs. dI

/dt

Fig. 8 - Typical Stored Charge vs. dI

/dt

Note

(1)

Formula used: T

= T

- (Pd + Pd

REV

) x R

thJC

;

Pd = Forward power loss = I

F(AV)

x V

at (I

F(AV)

/D) (see fig. 6);

REV

= Inverse power loss = V

x I

(1 - D); I

at V

= 80 % rated V

Average Forward Current - I

F(AV)

(A)

Allowable Case Temperature (°C)

0 10 20 30 40 50 60 70

100

150

200

see note 1

Square wave (D=0.50)

80% rated Vr applied

Average Power Loss ( W )

Average Forward Current - I

F(AV)

(A)

0 1020304050

RMS Limit

D = 0.2

D = 0.25

D = 0.33

D = 0.5

D = 0.75

(ns)

/dt (A/μs )

0001001

100

125

150

175

200

If = 30A, 125°C

If = 30A, 25°C

Vr = 200V

(nC)

/dt (A/μs )

0001001

250

500

750

1000

1250

1500

1750

If = 30A, 125°C

If = 30A, 25°C

Vr = 200V

1 2 3 4 5 6 7 8

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Ch-technology UFB60FA60P Manuel d'utilisateur Page 5

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