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AVR-M0603C120M Schematic ( PDF Datasheet ) - TDK

Teilenummer AVR-M0603C120M
Beschreibung Varistors
Hersteller TDK
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Gesamt 10 Seiten
AVR-M0603C120M Datasheet, Funktion
(1/10)
Varistors(SMD)
Countermeasure for Surge and Static Electricity
Conformity to RoHS Directive
AVR Series AVR-M, AVRL Types
Varistor (Variable resistor) is a nonlinear resistive element of the
voltage dependence that resistance changes with applied voltage.
Varistor is equivalent with Zener diode of two series connection.
Therefore, do not have polarity.
CURRENT vs. VOLTAGE CHARACTERISTICS
Positive direction
10–1
10–2
10–3
Zener diode
/Vz:6.8V
10–4
10–5
Chip varistor
/V1mA:12V
–18 –14 –10 –6 –2 2 6
–10–5
10 14 18
–10–4
–10–3 Negative direction
–10–2
–10–1
Voltage(V)
EQUIVALENT CIRCUIT
2 Zener Diodes
A capacitance content
THE EFFECT OF THE VARISTOR
WITHOUT VARISTOR
A malfunction and failure of electronic equipment
ESD, Surge voltage
WITH VARISTOR
Suppress abnormal voltage by inserting varistor in a circuit
ESD, Surge voltage
Power line
Signal line
IC ICPower line
Signal line
Insert a varistor between
a line and ground
: Chip varistor
• All specifications are subject to change without notice.
004-01 / 20071227 / e9c11_avr.fm






AVR-M0603C120M Datasheet, Funktion
TYPICAL ELECTRICAL CHARACTERISTICS
CURRENT vs. VOLTAGE CHARACTERISTICS
100
10–1
V1mA:12V
10–2
V1mA:8V
10–3
10–4
V1mA:27V
V1mA:22V
V1mA:18V
10–5
10–6
10–7
0
10 20
Voltage(V)
30
40
TRANSMISSION CHARACTERISTICS
10
0 3.3pF
6.8pF
10
30pF
15pF
20
1050pF
650pF
30 400pF
160pF
40
50
60
1
10 100 1000
Frequency(MHz)
10000
(6/10)
IMPEDANCE vs. FREQUENCY CHARACTERISTICS
10000
15pF 6.8pF 3.3pF
30pF
1000
100
10
1
0.1
0.01
1
1050pF
160pF
400pF
650pF
10 100 1000
Frequency(MHz)
10000
CAPACITANCE vs. FREQUENCY CHARACTERISTICS
10000
1000
1050pF
650pF
400pF
160pF
100 30pF
15pF
6.8pF
10
3.3pF
1
1
10
100
1000
10000
Frequency(MHz)
• All specifications are subject to change without notice.
004-01 / 20071227 / e9c11_avr.fm

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