P4SMA18A データシートの表示（PDF） - MERITEK ELECTRONICS CORPORATION
部品番号
コンポーネント説明
メーカー
P4SMA18A Datasheet PDF : 4 Pages
| |||
Transient Voltage Suppressors
3SMA Series
MERITEK
RATING AND CHARACTERISTIC CURVES (TA: 25°C UNLESS OTHERWISE SPECIFIED)
Figure 1 - Peak Pulse Power Rating Curve
Figure 2 - Pulse Derating Curve
10
1
0.1
0.000001
0.00001
0.0001
td-Pulse Width (sec.)
0.001
100
80
60
40
20
0
0 25 50 75 100 125 150 175
TA-Ambient temperature (ºC)
Figure 3 - Pulse Waveform
150
100
tr=10µsec
Peak Value
IPPM
T J=25°C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of PIPM
Half Value
( ) IPPM IPPM
2
50
10/1000µsec. Waveform
as defined by R.E.A
td
0
0
1.0
2.0
3.0
4.0
t-Time (ms)
Figure 4 - Typical Junction Capacitance
10000
1000
Bi-directional V=0V
Uni-directional V=0V
100
Uni-directional @VR
Bi-directional @VR
10
Tj=25ºC
f =1.0MHz
Vsig=50mVp-p
1
1.0
10.0
100.0
VBR - Reverse Breakdown Voltage (V)
1000.0
Figure 5 - Steady State Power Dissipation Derating Curve
1.2
1
0.8
0.6
0.4
0.2
0
0 25 50 75 100 125 150 175
TA - Ambient Temperature (ºC)
Figure 6 - Maximum Non-Repetitive Forward
Surge Current Uni-Directional Only
45
40
35
30
25
20
15
10
5
0
1
10
100
Number of Cyles at 60 Hz
4
Rev 7
Share Link: 