8AF4NLH Vishay, 8AF4NLH Datasheet - Page 2

• Manufacturer Part Number: 8AF4NLH
• Description: RECTIFIER DIODE,400V V(RRM),PRESS-13
• Manufacturer: Vishay

Specifications of 8AF4NLH

• Product: Standard Recovery Rectifier
• Configuration: Single
• Reverse Voltage: 400 V
• Forward Voltage Drop: 1.45 V
• Forward Continuous Current: 50 A
• Max Surge Current: 747 A
• Reverse Current Ir: 5000 uA
• Mounting Style: Stud
• Maximum Operating Temperature: + 195 C
• Minimum Operating Temperature: - 65 C
• Package / Case: B-47
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8AF Series
Vishay High Power Products
Note
(1)
www.vishay.com
2
FORWARD CONDUCTION
PARAMETER
Maximum average forward current
at case temperature
Maximum RMS forward current
Maximum peak, one cycle forward,
non-repetitive surge current
Maximum I
Maximum I
Low level value of threshold voltage
High level value of threshold voltage
Low level value of forward slope resistance
High level value of forward slope resistance
Maximum forward voltage drop
THERMAL AND MECHANICAL SPECIFICATIONS
PARAMETER
Maximum junction operating
and storage temperature range
Maximum thermal resistance,
junction to case
Typical thermal resistance,
case to heatsink
Approximate weight
Case style
Mounting: A 12.6 ± 0.02 mm (0.496 to 0.497") diameter hole should be drilled in heatsink, the leading edge chamfered to 0.038 mm
(0.015") x 45°. The autodiode should then be press fitted, ensuring that the sides of the autodiode are kept parallel to the sides of the hole.
2
2
t for fusing
√t for fusing
SYMBOL
T
R
R
J
, T
thCS
thJC
For technical questions, contact: [e-mail]
Stg
SYMBOL
V
V
I
I
F(RMS)
I
F(AV)
F(TO)1
F(TO)2
V
I
FSM
I
2
r
r
Pressfit Rectifier Diodes, 50 A
2
f1
f2
FM
DC operation
As per mounting details, see note
See dimensions - link at the end of datasheet
√t
t
180° conduction, half sine wave
t = 10 ms
t = 8.3 ms
t = 10 ms
t = 8.3 ms
t = 10 ms
t = 8.3 ms
t = 10 ms
t = 8.3 ms
t = 0.1 to 10 ms, no voltage reapplied
(16.7 % x π x I
(π x I
(16.7 % x π x I
(π x I
T
J
= 25 °C, I
TEST CONDITIONS
F(AV)
F(AV)
< I < 20 x π x I
< I < 20 x π x I
FM
F(AV)
F(AV)
= π x rated I
No voltage
reapplied
100 % V
reapplied
No voltage
reapplied
100 % V
reapplied
TEST CONDITIONS
< I < π x I
< I < π x I
F(AV)
F(AV)
RRM
RRM
(1)
F(AV)
F(AV)
), T
F(AV)
), T
J
J
), T
), T
= T
= T
Sinusoidal half wave,
initial T
T
J
J
J
J
J
= T
= T
maximum
maximum
maximum
J
J
J
maximum
maximum
- 65 to 195
VALUES
=
0.60
0.50
0.36
10
Document Number: 93530
B-47
VALUES
25 455
2546
2324
1800
1643
0.60
0.68
6.66
6.25
1.45
150
714
747
600
628
Revision: 17-Jun-08
50
79
UNITS
K/W
oz.
°C
g
UNITS
A
A
mΩ
°C
2
A
A
A
V
V
2
√s
s