Single Rectangular Pulse

1

10

100

1000

10000

0.01

0.11

10

100

1000 10000

Pulse Duration (ms)

Single Rectangular Pulse

1

10

100

1000

10000

0.01

0.11

10

100

1000 10000

Pulse Duration (ms)

Single Rectangular Pulse

1

10

100

1000

10000

0.01

0.11

10

100

1000 10000

Pulse Duration (ms)

IEC61000-4-5 1.2/50 s Pulse

0

100

200

300

400

500

600

700

010203040506070

Value(Ohms)

IEC61000-4-5 1.2/50 s Pulse

0

100

200

300

400

500

600

700

010203040506070

Value(Ohms)

IEC61000-4-5 1.2/50 s Pulse

0

100

200

300

400

500

600

700

010203040506070

Value(Ohms)

Pulse Withstanding Fusible

Flameproof Metal Film Resistors

EMC Series

Flammability

TheresistorcoatingisUL94-V0ratedandwillnotburnoremitincandescentparticlesunderanyconditionofapplied

temperature or power overload.

Marking

EMCresistorsarecolourcodedwithfivebands.Fourofthebandsindicatevalueandtoleranceinaccordancewith

IEC62.Partswith20%tolerancehavenofourthband.Afifthyellowbanddenotesconstantvoltagefusibility.

Maximum

LoadatRatedPower:1000hrs@70°C

ΔR%

5

Shelf life: 12 months at room temperature

ΔR%

2

Deratingfromratedpowerat70°C

Zeroat155°C

Climatic

ΔR%

3

ClimaticCategory

50/155/56

Temperature rapid change

ΔR%

0.5

Resistance to solder heat

ΔR%

0.5

Performance Data

Pulse Performance

Fusing Performance

EMCresistorsfuseopencircuitatoverloadpowers

exceeding60WwithinthetimeindicatedontheFusing

Characteristic.Theirfusingperformanceatloweroverload

powersisnotspecified.

EMCresistorsfusesafelyintheeventofa115Vrms/

240Vrmsoverload(line/mainsshortcircuitcondition)

withoutburningoremittingincandescentparticles.

Afterfusing,theresistanceisatleast100timesgreater

than the original nominal value.

Fusing Characteristic

(Constant Voltage)

Initial Power (W)

40 50 60 70 80 90 100

0

5

10

15

20

(4R7-8R2)

(10R-68R)

03.17

General Note

TT Electronics reserves the right to make changes in product specification without notice or liability.

All information is subject to TT Electronics’ own data and is considered accurate at time of going to print.

© TT Electronics plc

http://www.ttelectronics.com/resistors

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