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20140922 / vpd_varistors_avr_en.fm
• All specifications are subject to change without notice.
Voltage Protection Devices
AVR series
Electrostatic absorption characteristics
DISCHARGE CURRENT WAVEFORM
ESD ABSORPTION CHARACTERISTICS
COMPARISON OF VARIOUS ELEMENTS
(EXAMPLE)
DISCHARGE VOLTAGE WAVEFORM (EXAMPLE)
WAVEFORM PARAMETERS [IEC61000-4-2]
MEASUREMENT EQUIPMENT
–50 0 50 100 150 200 250 300
Time
(
ns
)
Discharge current
(
A
)
7
5
4
3
2
1
–1
8
6
0
150pF, 330Ω,
Contact discharge, Test level 1
Clamping voltage
(
V
)
0
316 45 58 47
Open waveform
117 16 24 21
350
300
250
200
150
100
50
AVR-M1005C080MTAAB AVR-M1005C120MTAAB
Zener diode/Vz:6.2V
Peak
Average
271V
down
101V
down
258V
down
93V
down
269V
down
96V
down
30 100
Peak voltage:Peak voltage of standing up part
Average voltage : Average voltage of 30 to 100ns
Peak
voltage
(
voltage
)
(
ns
)
Average
voltage
ESD (Electro Static Discharge)
absorption characteristics of V1mA-8V
is superior to Vz-6.2V Zener diode.
–50 0 50 100 150 200 250 300
Time
(
ns
)
Voltage
(
V
)
300
200
150
100
50
0
350
250
–50
Open waveform
AVR-M1005C120MTAAB / V1mA:12V
AVR-M1005C080MTAAB / V1mA:8V
Zener diode /Vz:6.2V
Test level
ESD Charge
voltage
(kV)
First peak current
of discharge
(A)
Rise time
(ns)
1 2 7.5 0.7 to 1.0
2 4 15 0.7 to 1.0
3 6 22.5 0.7 to 1.0
4 8 30 0.7 to 1.0
10MΩ 330Ω
50Ω
150pF
Discharge gun
ESD
simulator
ESD simulator
Test
sample
Oscilloscope
60dB attenuator
I/O impedance: 50Ω
Frequency range: DC to 18GHz
High voltage
DC power supply
