20D301K datasheet(4/5 Pages) ETC

4 / 5 page

TYPE

GNR20D□□□

□□□

□□□K

MODEL

PAGE

4/5

CITATION

DATE

Oct. 05, 2001

SUBJECT

ELECTRICAL CHARACTERISTICS

REV.

B01

4. ELECTRICAL CHARACTERISTICS

N0.

ITEM

PERFORMANCE

TEST METHODS

4.0

Standard

Conditions

Unless otherwise specified, all tests are made

under environmental conditions as given below:

Temperature:

5〜35℃

Relative humidity:

45〜85 % RH

4.1

Maximum

Allowable

Voltage

AC : ＊

＊

＊(2) Vrms

DC : ＊

＊

＊(2) V

Maximum continuous sine wave(RMS) or DC

voltage which may be applied.

4.2

Varistor Voltage

V1mA : ＊

＊

＊(2) V

Voltage across the varistor measured at CmA DC.

4.3

Varistor Voltage

Temperature

Coefficient

0 〜

−−−−0.05 %/℃

VCmA at 85℃ － VCmA at 25℃

VCmA at 25℃

4.4

Max. Clamping

Voltage

＊

＊(2) V at

＊

＊(2) A

Peak voltage across the varistor with a specified

peak impulse current of

8× 20μs waveform.

4.5

Rated Power

＊

＊(2) W

Maximum 50〜60Hz power which may be

loaded for 1,000 hrs at 85± 2℃ with

△VCmA/ VCmA ≦± 10%.

The max. current within the varistor voltage

change of less than ± 10% when one impulse

current (8× 20μs) applied.

4.6

Withstanding

Surge Current

＊

＊(2) A

The max. current with a varistor voltage change

of less than ± 10% when two times impulse

current (8× 20μs) are applied at intervals of 5

minutes.

4.7

Energy

＊

＊(2) Joule

The max. energy absorbed with a varistor voltage

change of less than ± 10% when one impulse(10

× 1000μs) is applied.

4.8

Surge Life

＊

＊(2) A

The max. current with a varistor voltage change

of less than ± 10% when 10,000 times impulse

current (8× 20μs) are applied at intervals of 20

seconds at room temperature.

＊(2) See Page 5

× 100

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