Datasheet

BYV37.BYV38
Vishay Telefunken
1 (4)
Rev. 4, 27-Sep-00
www.vishay.com
Document Number 86045
Fast Silicon Mesa Rectifiers
Features
D Glass passivated junction
D Hermetically sealed package
D Low reverse current
D Soft recovery characteristics
Applications
Fast ”soft recovery” rectifier
94 9539
Absolute Maximum Ratings
T
j
= 25 _ C
Parameter Test Conditions Type Symbol Value Unit
Reverse voltage BYV37 V
R
800 V
g
BYV38
R
1000
Peak forward surge current t
p
=10ms, half sinewave I
FSM
50 A
Average forward current I
FAV
2 A
Junction and storage
temperature range
T
j
=T
stg
–65...+175 ° C
Non repetitive reverse
avalanche energy
I
(BR)R
=0.4A E
R
10 mJ
Maximum Thermal Resistance
T
j
= 25 _ C
Parameter Test Conditions Symbol Value Unit
Junction ambient l=10mm, T
L
=constant R
thJA
45 K/W
on PC board with spacing 25mm
thJA
100
Electrical Characteristics
T
j
= 25 _ C
Parameter Test Conditions Type Symbol Min Typ Max Unit
Forward voltage I
F
=1A V
F
1.0 1.1 V
Reverse current
I
5
m A
Reverse
current
T
j
=150 ° C
I
R
150
m
A
Reverse recovery time I
F
=0.5A, I
R
=1A, i
R
=0.25A t
rr
300 ns
Diode Capacitance V
R
=4V, f=1MHz C
D
15 pF