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BY448_10

更新时间： 2024-01-08 14:26:14
品牌 Logo 应用领域
威世 - VISHAY 二极管
页数 文件大小 规格书
4页 113K
描述
Standard Avalanche Sinterglass Diode

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BY448_10 数据手册

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BY448 , BY458  
Vishay Semiconductors  
Standard Avalanche Sinterglass Diode  
FEATURES  
• Glass passivated junction  
• Hermetically sealed package  
• Compliant to RoHS directive 2002/95/EC and in  
accordance to WEEE 2002/96/EC  
• Halogen-free according to IEC 61249-2-21  
definition  
949539  
APPLICATIONS  
• High voltage rectification  
MECHANICAL DATA  
• Efficiency diode in horizontal deflection circuits  
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  
PARTS TABLE  
PART  
TYPE DIFFERENTIATION  
PACKAGE  
SOD-57  
BY448  
BY458  
V
V
R = 1500 V; IFAV = 2 A  
R = 1200 V; IFAV = 2 A  
SOD-57  
ABSOLUTE MAXIMUM RATINGS (Tamb = 25 °C, unless otherwise specified)  
PARAMETER  
TEST CONDITION  
See electrical characteristics  
tp = 10 ms, half sine wave  
PART  
BY448  
BY458  
SYMBOL  
VALUE  
UNIT  
V
V
R = VRRM  
R = VRRM  
IFSM  
1500  
Reverse voltage  
V
1200  
V
Peak forward surge current  
Average forward current  
30  
A
IFAV  
2
140  
A
Junction temperature  
Tj  
°C  
°C  
mJ  
Storage temperature range  
Non repetitive reverse avalanche energy  
Tstg  
- 55 to + 175  
10  
l
(BR)R = 0.4 A  
ER  
MAXIMUM THERMAL RESISTANCE (Tamb = 25 °C, unless otherwise specified)  
PARAMETER  
TEST CONDITION  
SYMBOL  
VALUE  
45  
UNIT  
K/W  
K/W  
l = 10 mm, TL = constant  
RthJA  
Junction ambient  
On PC board with spacing 25 mm  
RthJA  
100  
ELECTRICAL CHARACTERISTICS (Tamb = 25 °C, unless otherwise specified)  
PARAMETER  
TEST CONDITION  
SYMBOL  
MIN.  
TYP.  
MAX  
1.6  
3
UNIT  
V
Forward voltage  
IF = 3 A  
VF  
IR  
IR  
trr  
trr  
-
-
-
-
-
-
-
-
-
-
VR = VRRM  
μA  
μA  
μs  
Reverse current  
VR = VRRM, Tj = 140 °C  
IF = 1 A, - dIF/dt = 0.05 A/μs  
IF = 0.5 A, IR = 1 A, iR = 0.25 A  
140  
20  
Total reverse recovery time  
Reverse recovery time  
2
μs  
Document Number: 86006  
Rev. 1.7, 09-Aug-10  
For technical questions within your region, please contact one of the following:  
DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com  
www.vishay.com  
147  
1234

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