Ch-technology 71HF(R) Series Manual do Utilizador descarregar pdf (Página 4)

Document Number: 93521 For technical questions, contact: ind-modules@vishay.com

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Revision: 20-Jun-08 3

70HF(R) Series

Standard Recovery Diodes

(Stud Version), 70 A

Vishay High Power Products

Note

• The table above shows the increment of thermal resistance R

thJC

when devices operate at different conduction angles than DC

Fig. 1 - Current Ratings Characteristics

Fig. 2 - Current Ratings Characteristics

Fig. 3 - Current Ratings Characteristics

Fig. 4 - Current Ratings Characteristics

ΔR

thJC

CONDUCTION

CONDUCTION ANGLE SINUSOIDAL CONDUCTION RECTANGULAR CONDUCTION TEST CONDITIONS UNITS

180°

0.08 0.06

= T

maximum K/W

120°

0.10 0.11

90°

0.13 0.14

60°

0.19 0.20

30°

0.30 0.30

130

140

150

160

170

180

0 1020304050607080

30°

60°

90°

120°

180°

Maximum Allowable Case Temperature (°C)

Conduction Angle

Average Forward Current (A)

70HF(R) Series (100V to 1200V)

R (DC) = 0.45 K/W

thJC

120

130

140

150

160

170

180

020406080100120

30°

60°

90°

120°

180°

Maximum Allowable Case Temperature (°C)

Conduction Period

Average Forward Current (A)

70HF(R) Series (100V to 1200V)

R (DC) = 0.45 K/W

thJC

100

110

120

130

140

150

0 1020304050607080

30°

60°

90°

120°

180°

Maximum Allowable Case Temperature (°C)

Conduction Angle

Average Forward Current (A)

70HF(R) Series (1400V to 1600V)

R (DC) = 0.45 K/W

thJC

100

110

120

130

140

150

0 20406080100120

30°

60°

90°

120°

180°

Maximum Allowable Case Temperature (°C)

Conduction Period

Average Forward Current (A)

70HF(R) Series (1400V to 1600V)

R (DC) = 0.45 K/W

thJC

1 2 3 4 5 6 7 8 9 10

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