85hf(r) series, Vishay high power products, Standard recovery diodes, (stud version), 85 a – C&H Technology 86HF(R) Series User Manual
Page 4: Conduction
Document Number: 93529
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Revision: 25-May-09
3
85HF(R) Series
Standard Recovery Diodes,
(Stud Version), 85 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°
0.10
0.08
T
J
= T
J
maximum
K/W
120°
0.11
0.11
90°
0.13
0.13
60°
0.17
0.17
30°
0.26
0.26
)
A
(
t
n
e
r
r
u
C
d
r
a
w
r
o
F
e
g
a
r
e
v
A
Maximum Allowable Case Temperature (°C)
130
140
150
160
170
180
0 10 20 30 40 50 60 70 80 90 100
30°
60°
90°
120°
180°a
Conduction Angle
85HF(R) Series (100V to 1200V)
RthJC (DC) = 0.35 K/W
)
A
(
t
n
e
r
r
u
C
d
r
a
w
r
o
F
e
g
a
r
e
v
A
Maximum Allowable Case Temperature (°C)
130
140
150
160
170
180
0
20
40
60
80
100 120 140
DC
30°
60°
90°
120°
180°
Conduction Period
85HF(R) Series (100V to 1200V)
RthJC (DC) = 0.35 K/W
Average Forward Current (A)
Maximum Allowable Case Temperature (°C)
100
110
120
130
140
150
0 10 20 30 40 50 60 70 80 90 100
30°
60°
90°
120°
180°
Conduction Angle
85HF(R) Series (1400V to 1600V)
RthJC (DC) = 0.35 K/W
Average Forward Current (A)
Maximum Allowable Case Temperature (°C)
100
110
120
130
140
150
0
20
40
60
80
100 120 140
DC
30°
60°
90°
120°
180°
Conduction Period
85HF(R) Series (1400V to 1600V)
RthJC (DC) = 0.35 K/W