RMC Thick Film Chip Resistors
  • RMC Thick Film Chip ResistorsRMC Thick Film Chip Resistors

RMC Thick Film Chip Resistors

RMC Thick Film Chip Resistors Features: 1. Miniature size can compact P.C. Board, 2. 8mm tape carrier packaging available for automatic surface mounting. 3. Excellent mechanical strength and electrical stability. 4. Reducing assembly costs.

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Product Description

RMC Thick Film Chip Resistors



Products

RMC Thick Film Chip Resistors

Features

1. Miniature size can compact P.C. Board,

2. 8mm tape carrier packaging available for automatic surface mounting.

3. Excellent mechanical strength and electrical stability.

4. Reducing assembly costs.





Electrical And Mechanical Performance of RMC Thick Film Chip Resistors​:


Characteristics

Standards

Test Methods

Resistance Tolerance

±5%(J)or ±1%(F)

-

Resistance Temp. Coeff.

<10Ω: ±400ppm/°C 

10Ω~1MΩ :±100ppm/°C

>1MΩ:± 200ppm/°C

-55°C ~155°C

Power Rating Load

Surface temp.155°C Max.ΔR/R≤±1%

Rated voltage for 30 minutes

Short Time Overioad

±1%

2.5 times of rated wattage for 5 seconds.

 

Dielectric Withstanding Voltage

No evidence of mechanical damage or insulation breakdown.

 

Max. Overload Voltage for 1 min.

 

Insulation Resistance

10,00MΩ

DC100V megger

Solder-ability

Minimum95%coverage

245 ± 5°C for 2 seconds

Resistance to Soldering Heat

No evidence of mechanical damage.ΔR/R≤±1%

270±5°Cfor 10 ±1 seconds




Environmental Characteristics of RMC Thick Film Chip Resistors​:


Characteristics

Standards

Test Methods

Temp. Cycle

△R/R≤±0.5%

-55°C( 30 min.) —►Room Temp.( 3 min.) —► +155°C( 30 min.)

 —► Room Tenp.( 3 min.) / ( 5 cycles)

Load Life

△R/R≤±1%

Rated power load 90 minutes ON 30 minutes OFF

70°C 1000 hours

Moisture-proof Load Life

△R/R≤±1%

Rated power load 90 minutes ON 30 minutes OFF

40°C95%RH 500 hours




Dimensions of RMC Thick Film Chip Resistors​:


CODE

Rated Wattage

Dimension(mm)

Max. Working Voltage

Resistance Range(Ω)

L±0.2

W±0.2

C±0.2

d±0«2

t±0.1

0402(1005)

1/16W

1.0+0.1

0.5+0.05

0.2+0.1

0.25+0.1

0.35+0.05

50V

1-10M

0603(1608)

1/10W

1.6

0.8

0.3

0.3

0.45

50V

1-10M

0805(2012)

1/8W

2.0

1.25

0.4

0.4

0.5

150V

1-10M

1206(3216)

1/4W

3.2

1.6

0.5

0.5

0.6

200V

1-10M

2010(5025)

1/2W

5.0

2.5

0.6

0.5

0.6

200V

1-10M

2512(6332)

1W

6.3

3.2

0.6

0.5

0.6

200V

1-10M






Derating Curve of RMC Thick Film Chip Resistors​ :


For resistors operated in ambient temperatures above 70°C , power rating must be derated in accordance with the curve below.






Surface Temperature Rise of RMC Thick Film Chip Resistors​ :

 

 

 

 

 


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