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BYV56 Series
Fast Silicon Mesa Rectifiers
Features
— Glass passivated junction
— Hermetically sealed package
— Low reverse current
— Soft recovery characteristics
Applications
Very fast rectifiers and switches
Absolute Maximum Ratings
Tj = 25_C
Parameter
Reverse voltage
=Repetitive peak reverse voltage
Test Conditions
Peak forward surge current
Average forward current
Junction and storage
temperature range
tp=10ms,
half sinewave
on PC board
l=10mm, TL=25°C
Type
BYT56A
BYT56B
BYT56D
BYT56G
BYT56J
BYT56K
BYT56M
Symbol
VR=VRRM
VR=VRRM
VR=VRRM
VR=VRRM
VR=VRRM
VR=VRRM
VR=VRRM
IFSM
Value
50
100
200
400
600
800
1000
80
IFAV
IFAV
Tj=Tstg
1.5
3
–65...+175
Unit
V
V
V
V
V
V
V
A
A
A
°C
Maximum Thermal Resistance
Tj = 25_C
Parameter
Test Conditions
Junction ambient
l=10mm, TL=constant
on PC board with spacing 37.5mm
Electrical Characteristics
Tj = 25_C
Parameter
Test Conditions
Forward voltage
Reverse current
Reverse recovery time
IF=3A
VR=VRRM
VR=VRRM, Tj=150°C
IF=0.5A, IR=1A, iR=0.25A
Type
Symbol
RthJA
RthJA
Value
25
70
Unit
K/W
K/W
Symbol Min Typ Max Unit
VF 1.4 V
IR 5 mA
IR 150 mA
trr 100 ns

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BYV56 Series
Fast Silicon Mesa Rectifiers
Characteristics (Tj = 25_C unless otherwise specified)
40 1000
Scattering Limit
30 100
20 l l
10
TL=constant
0
0 5 10 15 20 25 30
94 9462
l – Lead Length ( mm )
Figure 1. Max. Thermal Resistance vs. Lead Length
2.0
VR RM
vf 50kHz
v1.6 RthJA 70K/W
PC Board
1.2
0.8
0.4
0
0 40
80 120 160 200
95 9683
Tamb – Ambient Temperature ( °C )
Figure 2. Max. Average Forward Current vs.
Ambient Temperature
4
VR = VR RM
v3 f 50kHz
vRthJA 25K/W
l=10mm
2
10
VR = VR RM
1
0.1
0 40 80 120 160 200
94 9464
Tj – Junction Temperature ( °C )
Figure 4. Reverse Current vs. Junction Temperature
100
Tj = 25°C
10
Scattering Limit
1
0.1
0.01
0 0.6 1.2 1.8 2.4 3.0
94 9465
VF – Forward Voltage ( V )
Figure 5. Forward Current vs. Forward Voltage
1
0
0 40
80 120 160 200
94 9463
Tamb – Ambient Temperature ( °C )
Figure 3. Max. Average Forward Current vs.
Ambient Temperature

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Dimensions in mm
Sintered Glass Case
SOD 64
Weight max. 1.0 g
Cathode Identification
BYV56 Series
Fast Silicon Mesa Rectifiers
4.3 max.
technical drawings
according to DIN
specifications
1.35 max.
26 min.
4.2 max.
26 min.
94 9587