1N5348B(2012) 查看數據表（PDF） - ON Semiconductor
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1N5348B Datasheet PDF : 7 Pages
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100
0.5
10 0.2
0.1
0.05
1
0.02
0.01
0.1
D=0
0.01
0.0000001 0.000001 0.00001
1N53 Series
PPK
t1
t2
DUTY CYCLE, D = t1/t2
SINGLE PULSE D TJL = qJL(t)PPK
REPETITIVE PULSES D TJL = qJL(t,D)PPK
qJL(t,D) = D * qJL (∞)+(1−D) * qJL(t)
[where qJL(t) is D = 0 curve]
0.0001
0.001
0.01
0.1
1
10
100
t, TIME (SECONDS)
Figure 4. Typical Thermal Response
L, Lead Length = 3/8 Inch
40
20
PW = 1 ms*
10
PW = 8.3 ms*
4
2
1
0.4
*SQUARE WAVE PW = 100 ms*
0.2
0.1
34
6 8 10
PW = 1000 ms*
20 30 40 60 80 100
200
NOMINAL VZ (V)
Figure 5. Maximum Non-Repetitive Surge Current
versus Nominal Zener Voltage
(See Note 4)
30
20
10
VZ = 3.3 V
5
2
1
0.5
VZ = 200 V
0.2 PLOTTED FROM INFORMATION
GIVEN IN FIGURE 5
0.1
1
10
100
1000
PW, PULSE WIDTH (ms)
Figure 6. Peak Surge Current versus Pulse Width
(See Note 4)
1000 TC = 25°C
100
T = 25°C
10
1
0.1
1 2 3 4 5 6 7 8 9 10
VZ, ZENER VOLTAGE (VOLTS)
Figure 7. Zener Voltage versus Zener Current
VZ = 3.3 thru 10 Volts
1000
T = 25°C
100
10
1
0.1
10
20
30
40
50
60
70 80
VZ, ZENER VOLTAGE (VOLTS)
Figure 8. Zener Voltage versus Zener Current
VZ = 11 thru 75 Volts
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