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SPECIFICATION

RESISTORS

PRECISION METAL FILM DMR

CURRENT NOISE

POWER DE-RATING

100

80

60

40

20

0

70

155

0

20

40

180

100 120 140

Ambient Temperature /ϒC

1.0

0.3

0.1

0.03

0.01

0.003

10k

100

1k

100k

1M

Nominal Resistance /

1/4W

1/2W

10

*Rated Continuous Working Voltage (RCWV) = √ Power Rating x Resistance Value

PERFORMANCE TEST

TEST METHOD

APPRAISE

Short Time Overload

JIS-C-5202 5.5

2.5 Times RCWV for 5 seconds

± (0.25%+0.05Ω)

Dielectric Withstanding Voltage

JIS-C-5202 5.7

in V- Block for 60 seconds

by Type

Temperature Coefficient of Resistance

JIS-C-5202 5.2

-55˚C to 155˚C

by Type

Insulation Resistance

JIS-C-5202 5.6

in V-Block

>10000MΩ

Solderability

JIS-C-5202 6.5

260˚C for ±5 Seconds

95% Min. Coverage

Resistance to Solvent

JIS-C-5202 6.9

Trichloroethane for 1 Min. with Ultrasonic

No Deterioration of

coatings & markings

Terminal Strength

Direct Load for 10 Sec. in The Direction of Terminal Leads

>2.5kg (24.5N)

Pulse Overload

JIS-C-5202 5.8

4 Times RCWV 10000 Cycles (1 Sec. on, 25 Sec. off)

±(2%+0.05Ω)

Load Life in Humidity

JIS-C-5202 7.9

40±2˚C, 90~95% RH at RCWV for 1000 hrs.

±(1.5%+0.05Ω)

(1.5 Hrs. on, 0.5 Hrs. off)

Load Life

JIS-C-5202 7.10

70˚C at RCWV for 1000 Hrs. (1.5 Hrs. on, 0.5 Hrs off)

±(1.5%+0.05Ω)

Temperature Cycling

JIS-C-5202 7.4

-55˚C Room Temp. 155˚C Room Temp. for 5 Cycles

±(0.25%+0.05Ω)

Resistance to Soldering Heat

JIS-C-5202 6.4

350˚C ± 10˚C for 3±0.5 seconds

±(0.25%+0.05Ω)

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