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Definition

Characteristics

Test Method or Description

Max. Working Voltage

Maximum steady-state DC operating voltage the device can

maintain and typical leakage current at 25℃ not exceed 50 μA.

Varistor Voltage（BDV）

With the specified measuring current of 1mA DC applied. Tolerance

of breakdown voltage: 5~8V= ±20%; 12~18V= ±15%; 18~430V= ±10%

Max. Clamping Voltage

Maximum peak voltage across the TVS measured at a specified

pulse current（A）and waveform 8/20μs.

Surge Current

Maximum peak current within the varistor voltage change of ±10%

may be applied with the specified waveform 8/20μs.

Surge Shift △V/V

The shift of Varistor voltage after suffering the specified surge

current.

Energy Absorption

Maximum energy within the varistor voltage change of ±10% may

be dissipated with a specified waveform 10/1000μs .

Typical Capacitance

Device Capacitance measured with zero voltage bias 0.5VRMS

1KHZ;

under 100pf measure at 1Mhz; Surge series the

capacitance is only for reference.

Nonlinear exponentα

α

=〔log（V1mA/V0.1mA）/log（ImA/I0.1mA）〕

Leakage Current

Typical leakage current at 25℃＜50μA; Maximum leakage 200μA;

※

Standard Test Condition：Environmental condition under which every measuring is done

without doubt on the measuring results. Unless specially specified,

temperature, relative humidity are 5 to 35℃, 45 to 85﹪RH.

※

8/20μs waveform current（A）

※

ESD protection waveform current

IEC 61000-4-5, EN 61000-4-5,

This generator complies with UL 1449 August 15. 1996 Table B1.1

SMD Transient Voltage Suppressors

Characteristic Definition