1N5939B(2004) 查看數據表（PDF） - PANJIT INTERNATIONAL
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1N5939B Datasheet PDF : 4 Pages
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2.5
2
1.5
1
0.5
0
0 20 40 60 80 100 120 140 150 180
LEAD TEMPERATURE, OC
Fig.1 Steady State Power Derating
10
8
VZ@IZT
6
4
2
0
-2
-4
2
4
6
8
10
12
VZ, ZENER VOLTAGE (VOLTS)
Fig.2 Temperature coeeficient v.s. zener voltage,Vz(V)
200
100
70
50
30
20
VZ@IZT
10
10
20
30
50
Vz, ZENER VOLTAGE (VOLTS)
Fig.3 Temperature coeeficient v.s. zener voltage,Vz(V)
200
100
70
50
30
20
10
7
5
3
2
5
IZ(dc)=1mA
10mA
20mA
IZ(rms)=0.1IZ(dc)
7 10 20 30 40 50 60 70 100
Vz, ZENER VOLTAGE (VOLTS)
F i g . 5 Z ener impedance v.s. zener voltage
1K
500
200
100
50
20
10
5
2
1
0.5 1 2
ITZJ(
= 25OC
rms) =0
.
1
IZ(dc)
22V
12V
6.8V
5 10 20 50 100 200 500
Iz, ZENER TEST CURRENT (mA)
F i g . 4 Z ener impedance v.s. zener current
1K
500
300
200
R E C TA N G U L A R
NONREPETITIVE
WAV E F O R M
TJ =25OC PRIOR
TO INTIAL PULSE
100
50
30
20
10
0.1 0.20.3 0.5 1 2 3 5 10 20 30 50 100
PW, PULSE WIDTH (ms)
Fig.6 Maximum Surge Power
STAD-JUN.23.2004
PAGE . 3
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