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1SMB5938BT3 产品手册 - ON Semiconductor（安森美）
制造商:
ON Semiconductor（安森美）
分类:
齐纳二极管
封装:
SMB-214
描述:
3瓦的塑料表面贴装齐纳稳压器 3 Watt Plastic Surface Mount Zener Voltage Regulators
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1SMB5938BT3数据手册
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1SMB5913BT3 Series
http://onsemi.com
5
Figure 7. Effect of Zener Voltage
V
Z
, ZENER VOLTAGE (VOLTS)
5 7 10 20 30 50 70 100
200
100
70
50
30
20
10
7
5
3
2
Z , DYNAMIC IMPEDANCE (OHMS)
Z
10mA
I
Z(dc)
= 1mA
20mA
i
Z(rms)
= 0.1 I
Z(dc)
Figure 8. Effect of Zener Current
I
Z
, ZENER TEST CURRENT (mA)
1k
500
200
100
50
20
10
5
2
1
0.5 1 2 5 10 20 50 100 200 500
Z , DYNAMIC IMPEDANCE (OHMS)
Z
T
J
= 25°C
i
Z(rms)
= 0.1 I
Z(dc)
V
Z
=150V
91V
62V
22V
12V
6.8V
Rating and Typical Characteristic Curves (T
A
= 25°C)
T
A
= 25°C
PW (I
D
) IS DEFINED AS THE
POINT WHERE THE PEAK CURRENT
DECAYS TO 50% OF I
pp
.
≤ 10 s
PEAK VALUE
I
ppm
HALF VALUE − I
pp
/2
10/1000 s WAVEFORM
AS DEFINED BY R.E.A.
t
d
1000
Figure 9. Capacitance Curve Figure 10. Typical Pulse Rating Curve
BREAKDOWN VOLTAGE (VOLTS)
Figure 11. Pulse Waveform Figure 12. Pulse Waveform
10 100
100
10
0.01
10
0.1 1 10
1
0.1
0.01
T
P
, PULSE WIDTH (ms)
120
100
80
60
40
0
012 3 4
t, TIME (ms)
120
0
0.1
t, TIME (ms)
MEASURED @
ZERO BIAS
MEASURED @
V
Z
/2
T
J
= 25°C
C, CAPACITANCE (pF)
P
pk
I
ppm
, PEAK PULSE CURRENT (%)
NONREPETITIVE, EXPONENTIAL
PULSE WAVEFORM, T
J
= 25°C
20
5
100
80
60
40
20
0.04 0.06 0.08
8/20 s WAVEFORM
AS DEFINED BY ANSI C62.1
AND IEC 801−5.
0.5 I
PEAK
0.9 I
PEAK
0.1 I
PEAK
T
T = 8 s
20 s
0 0.02
I
ppm
, PEAK PULSE
CURRENT (%)
, PEAK POWER (kW)
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