BYW178 Vishay Semiconductors, BYW178 Datasheet

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BYW178

Manufacturer Part Number
BYW178
Description
Manufacturer
Vishay Semiconductors
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
BYW178-TAP
Quantity:
70 000
Company:
Part Number:
BYW178-TR
Quantity:
70 000
Ultra Fast Avalanche Sinterglass Diode
\
Features
Applications
Ultra fast rectification diode for switching mode power
supplies
Mechanical Data
Case: Sintered glass case, SOD 64
Terminals: Plated axial leads, solderable per
MIL-STD-750, Method 2026
Parts Table
Absolute Maximum Ratings
T
Maximum Thermal Resistance
T
Document Number 86047
Rev. 5, 07-Jan-03
VISHAY
• Glass passivated junction
• Hermetically sealed package
• Low reverse current
• Soft recovery characteristics
• Very fast reverse recovery time
• Low reverse recovery peak current
BYW178
Reverse voltage = Repetitive peak reverse
voltage
Peak forward surge current
Repetitive peak forward current
Average forward current
Junction and storage temperature range
Non repetitive reverse
Junction lead
Junction ambient
amb
amb
= 25 °C, unless otherwise specified
= 25 °C, unless otherwise specified
Part
Parameter
Parameter
V
R
= 800 V; I
l = 10 mm, T
on PC board with spacing 37.5 mm
FAV
= 3 A
Type differentiation
Test condition
see electrical characteristics
t
I
p
(BR)R
L
= 10 ms, half sinewave
= constant
= 0.4 A
Test condition
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: 860 mg, (max. 1000 mg)
Sub type
SOD64
Symbol
Sub type
R
R
thJL
thJA
Vishay Semiconductors
Package
T
Symbol
V
j
V
I
I
I
FSM
FRM
= T
E
RRM
FAV
R
Value
R
=
25
70
stg
BYW178
- 55 to +
Value
949588
800
175
www.vishay.com
80
15
20
3
Unit
K/W
K/W
Unit
mJ
°C
V
A
A
A
1

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BYW178 Summary of contents

Page 1

... Polarity: Color band denotes cathode end Mounting Position: Any Weight: 860 mg, (max. 1000 mg) Type differentiation = 3 A SOD64 Test condition see electrical characteristics ms, half sinewave 0.4 A (BR)R Test condition Sub type = constant L BYW178 Vishay Semiconductors 949588 Package Sub type Symbol Value Unit V = 800 RRM ...

Page 2

... BYW178 Vishay Semiconductors Electrical Characteristics °C, unless otherwise specified amb Parameter Forward voltage Reverse current Reverse recovery current 200 V Reverse recovery time 200 V, i Reverse recovery time (JEDEC 0 Typical Characteristics ...

Page 3

... Figure 7. Diode Capacitance vs. Reverse Voltage RRM 175 Figure 8. Thermal Response BYW178 Vishay Semiconductors f=1MHz 1.0 10.0 100.0 V – Reverse Voltage ( =600V RRM R =70K/W thJA T =25°C amb 70°C 100°C 45° ...

Page 4

... BYW178 Vishay Semiconductors Package Dimensions in mm Sintered Glass Case Cathode Identification SOD 64 Weight max. 1.0g 26 min. www.vishay.com 4 ∅ 4.3 max. technical drawings according to DIN specifications 26 min. 4.2 max. VISHAY ∅ 1.35 max. 94 9587 Document Number 86047 Rev. 5, 07-Jan-03 ...

Page 5

... Vishay Semiconductor GmbH, P.O.B. 3535, D-74025 Heilbronn, Germany Telephone: 49 (0)7131 67 2831, Fax number: 49 (0)7131 67 2423 Document Number 86047 Rev. 5, 07-Jan-03 and may do so without further notice. BYW178 Vishay Semiconductors www.vishay.com 5 ...

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