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BY448 Datasheet(PDF) 1 Page - Vishay Siliconix

Part # BY448
Description  Standard Avalanche Sinterglass Diode
Download  5 Pages
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Manufacturer  VISHAY [Vishay Siliconix]
Direct Link  http://www.vishay.com
Logo VISHAY - Vishay Siliconix

BY448 Datasheet(HTML) 1 Page - Vishay Siliconix

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BY448 , BY458
www.vishay.com
Vishay Semiconductors
Rev. 1.8, 27-Aug-12
1
Document Number: 86006
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
Standard Avalanche Sinterglass Diode
MECHANICAL DATA
Case: SOD-57
Terminals: plated axial leads, solderable per MIL-STD-750,
method 2026
Polarity: color band denotes cathode end
Mounting position: any
Weight: approx. 369 mg
FEATURES
• Glass passivated junction
• Hermetically sealed package
• Material categorization:
For definitions of compliance please see
www.vishay.com/doc?99912
APPLICATIONS
• High voltage rectification
• Efficiency diode in horizontal deflection circuits
949539
ORDERING INFORMATION (Example)
DEVICE NAME
ORDERING CODE
TAPED UNITS
MINIMUM ORDER QUANTITY
BY458
BY458TR
5000 per 10" tape and reel
25 000
BY458
BY458TAP
5000 per ammopack
25 000
PARTS TABLE
PART
TYPE DIFFERENTIATION
PACKAGE
BY448
VR = 1500 V, IFAV = 2 A
SOD-57
BY458
VR = 1200 V, IFAV = 2 A
SOD-57
ABSOLUTE MAXIMUM RATINGS (Tamb = 25 °C, unless otherwise specified)
PARAMETER
TEST CONDITION
PART
SYMBOL
VALUE
UNIT
Reverse voltage
See electrical characteristics
BY448
VR = VRRM
1500
V
BY458
VR = VRRM
1200
V
Peak forward surge current
tp = 10 ms, half sine wave
IFSM
30
A
Average forward current
IFAV
2A
Junction temperature
Tj
140
°C
Storage temperature range
Tstg
- 55 to + 175
°C
Non repetitive reverse avalanche energy
l(BR)R = 0.4 A
ER
10
mJ
MAXIMUM THERMAL RESISTANCE (Tamb = 25 °C, unless otherwise specified)
PARAMETER
TEST CONDITION
SYMBOL
VALUE
UNIT
Junction ambient
l = 10 mm, TL = constant
RthJA
45
K/W
On PC board with spacing 25 mm
RthJA
100
K/W


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