Vishay high power products – Vishay 85HFL Series User Manual
Page 3
Document Number: 93150
For technical questions, contact:
www.vishay.com
Revision: 25-May-09
3
40HFL, 70HFL, 85HFL Series
Fast Recovery Diodes
(Stud Version), 40 A/70 A/85 A
Vishay High Power Products
Note
(1)
I
2
t for time t
x
= I
2
√t • √t
x
FORWARD CONDUCTION
PARAMETER
SYMBOL
TEST CONDITIONS
40HFL
70HFL
85HFL
UNITS
Maximum average forward current
at maximum case temperature
I
F(AV)
180° conduction, half sine wave
40
70
85
A
75
°C
Maximum RMS forward current
I
F(RMS)
63
110
134
A
Maximum peak repetitive forward current
I
FRM
Sinusoidal half wave, 30° conduction
220
380
470
A
Maximum peak, one-cycle
non-repetitive forward current
I
FSM
t = 10 ms
Sinusoidal half wave, 100
% V
RRM
reapplied,
initial T
J
= T
J
maximum
400
700
1100
A
t = 8.3 ms
420
730
1151
t = 10 ms
Sinusoidal half wave,
no voltage reapplied,
initial T
J
= T
J
maximum
475
830
1308
t = 8.3 ms
500
870
1369
Maximum I
2
t for fusing
I
2
t
t = 10 ms
100 % V
RRM
reapplied,
initial T
J
= T
J
maximum
800
2450
6050
A
2
s
t = 8.3 ms
730
2240
5523
t = 10 ms
No voltage reapplied,
initial T
J
= T
J
maximum
1130
3460
8556
t = 8.3 ms
1030
3160
7810
Maximum I
2
√t for fusing
(1)
I
2
√t
t = 0.1 ms to 10 ms, no voltage reapplied
11 300
34 650
85 560
A
2
√s
Maximum value of threshold voltage
V
F(TO)
T
J
= 125 °C
1.081
1.085
1.128
V
Maximum value of forward slope resistance
r
F
6.33
3.40
2.11
m
Ω
Maximum forward voltage drop
V
FM
T
J
= 25 °C, I
FM
=
π x I
F(AV)
1.95
1.85
1.75
V
RECOVERY CHARACTERISTICS
PARAMETER
SYMBOL
TEST CONDITIONS
40HFL...
70HFL...
85HFL...
UNITS
S02
S05
S10
S02
S05
S10
S02
S05
S10
Typical reverse
recovery time
t
rr
T
J
= 25 °C, I
F
= 1 A to V
R
= 30 V,
- dI
F
/dt = 100 A/µs
70
180
350
60
150
290
50
120
270
ns
T
J
= 25 °C, - dI
F
/dt = 25 A/µs,
I
FM
=
π x rated I
F(AV)
200
500
1000
200
500
1000
200
500
1000
Typical reverse
recovered charge
Q
rr
T
J
= 25 °C, I
F
= 1 A to V
R
= 30 V,
- dI
F
/dt = 100 A/µs
160
750
3100
90
500
1600
70
340
1350
nC
T
J
= 25 °C, - dI
F
/dt = 25 A/µs,
I
FM
=
π x rated I
F(AV)
240
1300
6000
240
1300
6000
240
1300
6000