1SMB5945B View Datasheet(PDF) - Shenzhen Taychipst Electronic Co., Ltd
Part Name
Description
MFG CO.
'1SMB5945B' PDF : 4 Pages View PDF
1SMB5913B THRU 1SMB5956B
GLASS PASSIVATED JUNCTION SILICON ZENER DIODES
3.3V-200V 1.9mA-113.6mA
RATINGS AND CHARACTERISTIC CURVES 1SMB5913B THRU 1SMB5956B
200
100
70
50
30
20
10
7
5
3
2
5
IZ(dc) = 1mA
10mA
20mA
iZ(rms) = 0.1 IZ(dc)
7 10
20
30
50 70 100
VZ, ZENER VOLTAGE (VOLTS)
Figure 7. Effect of Zener Voltage
1k
500
200
100
50
20
10
5
2
1
0.5 1
VZ =150V
TJ = 25°C
iZ(rms) = 0.1 IZ(dc)
91V
62V
22V
12V
6.8V
2
5 10 20
50 100 200 500
IZ, ZENER TEST CURRENT (mA)
Figure 8. Effect of Zener Current
Rating and Typical Characteristic Curves (TA = 25°C)
1000
10
MEASURED @
ZERO BIAS
1
MEASURED @
100
VZ/2
NONREPETITIVE, EXPONENTIAL
PULSE WAVEFORM, TJ = 25°C
0.1
10
10
TJ = 25°C
0.01
100
0.01
0.1
1
10
BREAKDOWN VOLTAGE (VOLTS)
TP, PULSE WIDTH (ms)
Figure 9. Capacitance Curve
Figure 10. Typical Pulse Rating Curve
120
120
≤ 10 ms
TA = 25°C
100
PW (ID) IS DEFINED AS THE
POINT WHERE THE PEAK CURRENT
100
PEAK VALUE DECAYS TO 50% OF Ipp.
0.9 IPEAK
80
Ippm
80
8/20 ms WAVEFORM
AS DEFINED BY ANSI C62.1
AND IEC 801−5.
60
HALF VALUE − Ipp/2
60
0.5 IPEAK
40
10/1000 ms WAVEFORM
40
AS DEFINED BY R.E.A.
20
td
20
0.1 IPEAK
T = 8 ms
0
0
0
1
2
3
4
5
0
0.02
0.04
0.06
0.08
0.1
t, TIME (ms)
T
t, TIME (ms)
Figure 11. Pulse Waveform
20 ms
Figure 12. Pulse Waveform
E-mail: sales@taychipst.com
4 of 4
Web Site: www.taychipst.com
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