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SM8A27 Ver la hoja de datos (PDF) - Vishay Semiconductors

Número de piezacomponentes Descripciónfabricante
SM8A27 Surface Mount PAR® Transient Voltage Suppressors Vishay
Vishay Semiconductors Vishay
SM8A27 Datasheet PDF : 5 Pages
1 2 3 4 5
150
tr = 10 μs
Peak Value
IPPM
100
TJ = 25 °C
Pulse Width (td) is
Defined as the Point
Where the Peak Current
Decays to 50 % of IPPM
Half Value - IPP
IPPM
2
50
td
0
0
10
20
30
40
t - Time (ms)
Fig. 3 - Pulse Waveform
10 000
1000
10
100
Pulse Width (ms) - ½ IPP Exponential Waveform
Fig. 4 - Reverse Power Capability
100
TJ = 150 °C
10
TJ = 25 °C
1.0
0.1
0.01
0.35
0.45 0.55 0.65 0.75 0.85 0.95
Instantaneous Forward Voltage (V)
Fig. 5 - Typical Instantaneous Forward Characteristics
SM8A27
Vishay General Semiconductor
100
10
TJ = 175 °C
1
0.1
0.01
0.001
TJ = 25 °C
0.0001
5
20
35
50
65
80
95
Percentage of VBR (%)
Fig. 6 - Typical Reverse Characteristics
100
10
1
RθJA
RθJC
0.1
0.01
0.01
0.1
1
10
100
t - Pulse Width (s)
Fig. 7 - Typical Transient Thermal Impedance
Document Number: 88386 For technical questions within your region, please contact one of the following:
Revision: 09-Feb-11
DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
www.vishay.com
3
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