BYW72, BYW73, BYW74, BYW75, BYW76
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Vishay Semiconductors
Fast Avalanche Sinterglass Diode
FEATURES
• Glass passivated junction
• Hermetically sealed package
• Low reverse current
• Soft recovery characteristics
• Material categorization:
For definitions of compliance please see
www.vishay.com/doc?99912
949588
MECHANICAL DATA
Case:
SOD-64
Terminals:
plated axial leads, solderable per MIL-STD-750,
method 2026
Polarity:
color band denotes cathode end
Mounting position:
any
Weight:
approx. 858 mg
APPLICATIONS
• Fast rectification and switching diode for TV-line output
circuits and switch mode power supply
ORDERING INFORMATION
(Example)
DEVICE NAME
BYW72 or
BYW73
BYW72 or
BYW73
BYW74 or BYW75 or
BYW76
BYW74 or BYW75 or
BYW76
ORDERING CODE
BYW73-TR
BYW73-TAP
BYW76-TR
BYW76-TAP
TAPED UNITS
2500 per 10" tape and reel
2500 per ammopack
2500 per 10" tape and reel
2500 per ammopack
MINIMUM ORDER QUANTITY
12 500
12 500
12 500
12 500
PARTS TABLE
PART
BYW72
BYW73
BYW74
BYW75
BYW76
TYPE DIFFERENTIATION
V
R
= 200 V; I
F(AV)
= 3 A
V
R
= 300 V; I
F(AV)
= 3 A
V
R
= 400 V; I
F(AV)
= 3 A
V
R
= 500 V; I
F(AV)
= 3 A
V
R
= 600 V; I
F(AV)
= 3 A
PACKAGE
SOD-64
SOD-64
SOD-64
SOD-64
SOD-64
ABSOLUTE MAXIMUM RATINGS
(T
amb
= 25 °C, unless otherwise specified)
PARAMETER
TEST CONDITION
PART
BYW72
BYW73
Reverse voltage = repetitive peak
reverse voltage
See electrical characteristics
BYW74
BYW75
BYW76
Peak forward surge current
Repetitive peak forward current
Average forward current
Non repetitive reverse avalanche
energy
Junction and storage temperature
range
I
(BR)R
= 0.4 A
t
p
= 10 ms, half sine wave
SYMBOL
V
R
= V
RRM
V
R
= V
RRM
V
R
= V
RRM
V
R
= V
RRM
V
R
= V
RRM
I
FSM
I
FRM
I
F(AV)
E
R
T
j
= T
stg
VALUE
200
300
400
500
600
100
15
3
10
- 55 to + 175
UNIT
V
V
V
V
V
A
A
A
mJ
°C
Rev. 1.8, 11-Sep-12
Document Number: 86050
1
For technical questions within your region:
DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
BYW72, BYW73, BYW74, BYW75, BYW76
www.vishay.com
Vishay Semiconductors
TEST CONDITION
Lead length l = 10 mm, T
L
= constant
On PC board with spacing 25 mm
SYMBOL
R
thJA
R
thJA
VALUE
25
70
UNIT
K/W
K/W
MAXIMUM THERMAL RESISTANCE
(T
amb
= 25 °C, unless otherwise specified)
PARAMETER
Junction ambient
ELECTRICAL CHARACTERISTICS
(T
amb
= 25 °C, unless otherwise specified)
PARAMETER
Forward voltage
Reverse current
Reverse recovery time
TEST CONDITION
I
F
= 3 A
V
R
= V
RRM
V
R
= V
RRM
, T
j
= 150 °C
I
F
= 0.5 A, I
R
= 1 A, i
R
= 0.25 A
PART
SYMBOL
V
F
I
R
I
R
t
rr
MIN.
-
-
-
-
TYP.
0.95
1
60
-
MAX.
1.1
5
150
200
UNIT
V
μA
μA
ns
TYPICAL CHARACTERISTICS
(T
amb
= 25
C,
unless otherwise specified)
3.5
R
thJA
- Ther. Resist. Junction/Ambient (K/W)
40
I
FAV
- Average Forward Current (A)
3.0
2.5
2.0
1.5
1.0
0.5
0
R
thJA
= 70 K/W
PCB: d = 25 mm
V
R
= V
RRM
half
sinewave
R
thJA
= 45 K/W
I = 10 mm
30
20
l
l
10
T
L
= constant
0
0
949548
5
10
15
20
25
30
16356
0
20
40
60
80 100 120 140 160 180
l - Lead Length (mm)
T
amb
- Ambient Temperature (°C)
Fig. 1 - Max. Thermal Resistance vs. Lead Length
Fig. 3 - Max. Average Forward Current vs. Ambient Temperature
100
1000
V
R
= V
RRM
I
F
- Forward Current (A)
T
j
= 175 °C
1
T
j
= 25 °C
0.1
I
R
- Reverse Current (A)
1.6
2.0
10
100
10
0.01
0.001
0
16355
0.4
0.8
1.2
1
25
16357
50
75
100
125
150
175
V
F
- Forward Voltage (V)
T
j
- Junction Temperature (°C)
Fig. 2 - Max. Forward Current vs. Forward Voltage
Fig. 4 - Max. Reverse Current vs. Junction Temperature
Rev. 1.8, 11-Sep-12
Document Number: 86050
2
For technical questions within your region:
DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
BYW72, BYW73, BYW74, BYW75, BYW76
www.vishay.com
Vishay Semiconductors
P
R
- Reverse Power Dissipation (mW)
300
V
R
= V
RRM
250
200
150
100
50
0
25
50
75
100
125
150
175
P
R
-Limit
at 80 % V
R
P
R
-Limit
at 100 % V
R
90
C
D
- Diode Capacitance (pF)
80
70
60
50
40
30
20
10
0
0.1
1
10
f = 1 MHz
100
16358
T
j
- Junction Temperature (°C)
16359
V
R
- Reverse Voltage (V)
Fig. 5 - Max. Reverse Power Dissipation vs. Junction Temperature
Fig. 6 - Diode Capacitance vs. Reverse Voltage
Z
thp
- Thermal Resist. for Pulse Cond. (K/W)
1000
V
RRM
= 600 V
R
thJA
= 70 K/W
100
t
p
/T = 0.5
0.2
10
0.1
0.05
0.02
0.01
1
10
-4
949562
T
amb
= 25 °C
100 °C
45 °C
70 °C
10
-3
10
-2
10
-1
10
-0
10
1
10
2
10
0
10
1
10
2
t
p
- Pulse Length (s)
I
FRM
- Repetitive Peak
Forward Current (A)
Fig. 7 - Thermal Response
PACKAGE DIMENSIONS
in millimeters (inches):
SOD-64
Sintered Glass Case
SOD-64
Cathode Identification
4.3 (0.168) max.
1.35 (0.053) max.
26(1.014) min.
4 (0.156) max.
26 (1.014) min.
Document-No.: 6.563-5006.4-4
Rev. 3 - Date: 09.February.2005
94 9587
Rev. 1.8, 11-Sep-12
Document Number: 86050
3
For technical questions within your region:
DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
Legal Disclaimer Notice
www.vishay.com
Vishay
Disclaimer
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“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
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Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of
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statements about the suitability of products for a particular application. It is the customer’s responsibility to validate that a
particular product with the properties described in the product specification is suitable for use in a particular application.
Parameters provided in datasheets and / or specifications may vary in different applications and performance may vary over
time. All operating parameters, including typical parameters, must be validated for each customer application by the customer’s
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including but not limited to the warranty expressed therein.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
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Revision: 08-Feb-17
1
Document Number: 91000