BYT77_10 [VISHAY]
Fast Avalanche Sinterglass Diode; 快速雪崩二极管Sinterglass
| 型号： | BYT77_10 |
| 厂家： | 
VISHAY |
| 描述： | Fast Avalanche Sinterglass Diode |
| 文件： | 总4页 (文件大小：104K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
BYT77, BYT78
Vishay Semiconductors
Fast Avalanche Sinterglass Diode
FEATURES
• Glass passivated junction
• Hermetically sealed package
• Low reverse current
• Soft recovery characteristics
• Controlled avalanche characteristics
949588
• Compliant to RoHS directive 2002/95/EC and in
accordance to WEEE 2002/96/EC
MECHANICAL DATA
Case: SOD-64
• Halogen-free according to IEC 61249-2-21 definition
APPLICATIONS
• Fast “soft recovery” rectification diode
Terminals: plated axial leads, solderable per MIL-STD-750,
method 2026
Polarity: color band denotes cathode end
Mounting position: any
Weight: approx. 858 mg
PARTS TABLE
PART
TYPE DIFFERENTIATION
R = 800 V; IFAV = 3 A
R = 1000 V; IFAV = 3 A
PACKAGE
SOD-64
BYT77
BYT78
V
V
SOD-64
ABSOLUTE MAXIMUM RATINGS (Tamb = 25 °C, unless otherwise specified)
PARAMETER
TEST CONDITION
PART
BYT77
BYT78
SYMBOL
VALUE
800
UNIT
V
R = VRRM
R = VRRM
IFSM
V
V
A
A
Reverse voltage = repetitive peak
reverse voltage
See electrical characteristics
V
1000
100
Peak forward surge current
Average forward current
tp = 10 ms, half sine wave
Tamb ≤ 45 °C
IFAV
3
Non repetitive reverse avalanche
energy
I
(BR)R = 0.4 A
ER
10
mJ
°C
Junction and storage temperature
range
Tj = Tstg
- 55 to + 175
MAXIMUM THERMAL RESISTANCE (Tamb = 25 °C, unless otherwise specified)
PARAMETER
TEST CONDITION
SYMBOL
VALUE
UNIT
Lead length l = 10 mm, TL = constant
On PC board with spacing 25 mm
RthJA
25
70
K/W
K/W
Junction ambient
RthJA
ELECTRICAL CHARACTERISTICS (Tamb = 25 °C, unless otherwise specified)
PARAMETER
TEST CONDITION
PART
SYMBOL
MIN.
TYP.
MAX.
1.2
UNIT
V
Forward voltage
IF = 3 A
VF
IR
IR
trr
-
-
-
-
1
1
VR = VRRM
5
μA
μA
ns
Reverse current
VR = VRRM, Tj = 150 °C
60
-
150
250
Reverse recovery time
IF = 0.5 A, IR = 1 A, iR = 0.25 A
Document Number: 86034
Rev. 1.8, 30-Jul-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
1
BYT77, BYT78
Vishay Semiconductors
Fast Avalanche Sinterglass Diode
TYPICAL CHARACTERISTICS (Tamb = 25 °C, unless otherwise specified)
40
30
20
10
0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
VR = VRRM
half sinewave
RthJA = 25 K/W
I = 10 mm
l
l
RthJA = 70 K/W
PCB: d = 25 mm
TL = constant
0
5
10
15
20
25
30
0
20 40 60 80 100 120 140 160 180
Tamb - Ambient Temperature (°C)
949466
l - Lead Length (mm)
16371
Fig. 1 - Max. Thermal Resistance vs. Lead Length
Fig. 4 - Max. Average Forward Current vs. Ambient Temperature
1000
240
VR = VRRM
200
VRRM
100
10
1
160
VR
120
80
RthJA = 70 K/W
40
0
25
50
75
100
125
150
175
0
200
400
600
800
1000
16372
Tj - Junction Temperature (°C)
949467 VR, VRRM - Rev./Rep. Peak Rev. Voltage (V)
Fig. 2 - Junction Temperature vs.
Fig. 5 - Reverse Current vs. Junction Temperature
Reverse/Repetitive Peak Reverse Voltage
450
100
VR = VRRM
400
10
350
Tj = 175 °C
300
PR-Limit
at 100 % VR
1
0.1
Tj = 25 °C
250
200
150
PR-Limit
at 80 % VR
100
0.01
0.001
50
0
25
50
75
100
125
150
175
0
0.5
1.0
1.5
2.0
2.5
16373
Tj - Junction Temperature (°C)
16370
VF - Forward Voltage (V)
Fig. 3 - Forward Current vs. Forward Voltage
Fig. 6 - Max Reverse Power Dissipation vs. Junction Temperature
www.vishay.com
2
For technical questions within your region, please contact one of the following:
DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
Document Number: 86034
Rev. 1.8, 30-Jul-10
BYT77, BYT78
Vishay Semiconductors
Fast Avalanche Sinterglass Diode
90
80
70
60
50
40
30
20
10
0
f = 1 MHz
0.1
1
10
100
16374
VR - Reverse Voltage (V)
Fig. 7 - Diode Capacitance vs. Reverse Voltage
PACKAGE DIMENSIONS in millimeters (inches): SOD-64
4.3 (0.168) max.
Sintered Glass Case
SOD-64
Cathode Identification
1.35 (0.053) max.
26(1.014) min.
26 (1.014) min.
4 (0.156) max.
Document-No.: 6.563-5006.4-4
Rev. 3 - Date: 09.February.2005
94 9587
Document Number: 86034
Rev. 1.8, 30-Jul-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
3
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Vishay
Disclaimer
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Document Number: 91000
Revision: 11-Mar-11
www.vishay.com
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