UCLAMP3301H データシートの表示（PDF） - Semtech Corporation
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UCLAMP3301H Datasheet PDF : 7 Pages
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PROTECTION PRODUCTS
Typical Characteristics
Non-Repetitive Peak Pulse Power vs. Pulse Time
1000
100
10
1
0.1
1
10
Pulse Duration - tp (µs)
DR040412-40
100
Normalized Capacitance vs. Reverse Voltage
uClamp3301H
PRELIMINARY
Clamping Voltage vs. Peak Pulse Current
10
9
8
7
6
5
4
3
Waveform
2
Parameters:
tr = 8μs
1
td = 20μs
0
0
1
2
3
4
5
Peak Pulse Current - IPP (A)
TLP Characteristic
1.2
f = 1 MHz
1
0.8
0.6
0.4
0.2
0
0
0.5
1
1.5
2
2.5
3
3.5
Reverse Voltage - VR (V)
ESD Clamping (+8kV Contact per IEC 61000-4-2)
30
Transmission Line Pulse Test
(TLP) Settings:
25 tp = 100ns, tr = 0.2ns,
ITLP and VTLP averaging window:
t1 = 70ns to t2 = 90ns
20
Rdyn=0.30Ω
15
10
5
0
0
5
10
15
Voltage (V)
ESD Clamping (-8kV Contact per IEC 61000-4-2)
70
60
50
40
30
20
10
0
-10
-10
10
10
Measured with 50 Ohm scope input
impedance, 2GHz bandwidth.
0
Corrected for 50 Ohm, 20dB
attenuator. ESD gun return path
-10
connected to ESD ground plane
-20
-30
-40
-50
-60
-70
-80
-90
30
50
70
Time (ns)
-100
-10
10
Measured with 50 Ohm scope input
impedance, 2GHz bandwidth.
Corrected for 50 Ohm, 20dB
attenuator. ESD gun return path
connected to ESD ground plane
30
50
70
Time (ns)
© 2012 Semtech Corporation
3
www.semtech.com
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