TVS
1.5KE
WILLAS
SERIES
Pb Free Product
GPP TRANSIENT VOLTAGE SUPPRESSOR
REVERSE VOLTAGE 6.8 to 600 Volts PEAK PULSE POWER 1500 WATTS
RATING AND CHARACTERISTIC CURVES
AVERAGE FORWARD CURRENT, (A)
AMBIEN
100
200
160
120
80
TJ = TJ max.
8.3 ms Single Half Sine-Wave
0
100
100
1
200
30
25
100
75
50
25
0
175
0
40
0
0
25
50
75
100 125 150 175 200
1
10
Number of Cycles at 60 Hz
100
Ambient Temperature ,Ta (℃)
Fig. 1 - Pulse Derating Curve
Fig. 2 - Maximum Non-Repetitive
Surge Current
8.0
100
10
1
0
6.5
0.1
30
7.0
70
6.0
175
6.5
0
10000
0.45
5.0
4.0
3.0
2.0
1.0
0.0
0.1
0.1
1
10
100
1000
10000
0
25
50
75
100 125 150 175 200
Pulse Width, td
Lead Temperature , TL (℃)
Fig. 3 - Steady State Power Derating Curve
FIG.4 - Peak Pulse Power Rating Curve
Tr=10μs
TJ = 25 °C
Pulse Width (td) is defined as
the point where the peak
current decays to 50 % of IPPM
Peak
0
100
50
0
0
Value ,
0.2 100
Half Value = Ipp
0.5
1
76
50
33
23
13
10
2
1.5
2
10/1000 μsec. Waveform
as defined by R.E.A.
3
4
td
0
1
2
3
4
Time , (ms)
Fig. 5 - Pulse Waveform
2011-05
WILLAS ELECTRONIC CORP.
WILLAS [ WILLAS ELECTRONIC CORP ]
