METAL FILM RESISTOR NORMAL & MINIATURE STYLE RMF & RMFS SERIES
Metal Film Resistor – Normal & Miniature Style Features
• • • • • Low cost Non-inductive design, wide resistance range (0.27Ω to 1MΩ) Standard tolerance: ±1% (±0.5%, ±0.25% and ±0.1% available) Varied temperatures coefficient: ±15ppm/° C, ±25ppm/° C, ±50ppm/° C, ±100ppm/° C RoHs compliant
Mechanical Data
• Full MIL-R-10509 performance • Bulk and 52mm tape and reel standard; ammo pack, cut and formed, and radial Panasert/Avisert available upon request
Dimensions (in mm)
Type RMF08C RMF25C RMF50C RMF 1W RMF 2W RMFS25C RMFS50C RMFS1W RMFS2W --
L 3.4±0.3 6.3±0.5 9.0±0.5 11.5±1.0 15.5±1.0
D 1.9±0.2 2.4±0.2 3.3±0.3 4.5±0.5 5.0±0.5
H 28±2.0 28±2.0 26±2.0 35±2.0 33±2.0
d 0.5±0.05 0.6±0.05 0.6±0.05 0.8±0.05 0.8±0.05
TAITRON COMPONENTS INCORPORATED www.taitroncomponents.com
Tel: (800)-247-2232 Fax: (800)-TAITFAX (800)-TAITRON (800)-824-8329 (661)-257-6060 (661)-257-6415
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Metal Film Resistor - Normal & Miniature Style RMF&RMFS Series
Absolute Maximum Ratings & Characteristics
Description Power Rating at 70° C Maximum Working Voltage Maximum Overload Voltage Dielectric Withstanding Voltage Temperature Coefficient Resistance Range ±0.5%, ±1% ±0.1%, ±0.25% RMF 08C 1/8 200 400 300 RMF S25C 1/4 200 400 400 RMF 25C 1/4 250 500 500 RMF S50C 1/2 300 600 500 RMF 50C 1/2 350 700 500 RMF S1W 1 400 800 700 RMF 1W 1 500 1000 1000 RMF S2W 2 500 1000 1000 RMF 2W 2 500 1000 1000 Unit W V V V ppm/° C
±15ppm/° C, ±25ppm/° C, ±50ppm/° C, ±100ppm/° C 10~1M
Ω 100~100K -55 to +155 °C
Operating Temperature Range
Power derating curve
For resistors operate in the ambient temperature over 70˚C, loading power ratio will derate in accordance with following curve.
Percentage of the rated dissipating (%)
Ambient Temperature (°C)
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Metal Film Resistor - Normal & Miniature Style RMF&RMFS Series
Environmental Performance Specification
Item Short Time Overload Dielectric Withstanding Voltage Insulation Resistance Solderability Terminal Strength Pulse Overload Load Life in Humidity Load Life Temperature Cycling Resistance to Soldering Heat JIS-C-5202 5.5 JIS-C-5202 5.7 JIS-C-5202 5.6 JIS-C-5202 6.5 Test Methods 2.5 Times RCWV for 5 seconds In V-Block for 60 Seconds In V-Block 235±5°C for 5±0.5 Seconds Specifications ±(0.25% +0.05Ω) by Type >1000MΩ Covering 95% >=2.5kg (24.5N) ±(1% +0.05Ω) ±(1.5% +0.05Ω) ±(1.5% +0.05Ω) ±(0.75% +0.05Ω) ±(0.25% +0.05Ω)
Direct Load for 10 Seconds in The Direction of The Terminal Leads JIS-C-5202 5.8 JIS-C-5202 7.9 JIS-C-5202 7.10 JIS-C-5202 7.4 JIS-C-5202 6.4 4 Times RCWV 1000 Cycle (1 sec. on, 25 sec. off) 40±2°C , 90-95% RH at RCWV for 1000 hours (1.5 Hrs. on, 0.5 Hrs. off) 70°C at RCWV for 1000 Hrs (1.5 Hrs. on, 0.5 Hrs. off) -55°C Rom Temp. +155°C Rom Temp. for 5 Cycles 350±10°C for 3±0.5 Seconds
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Metal Film Resistor - Normal & Miniature Style RMF&RMFS Series
Packing Information (Unit:mm)
Type RMF08C RMF25C RMF50C RMF1W RMF2W RMFS25C RMFS50C RMFS1W RMFS2W --
a 6±0.5 6±0.5 6±0.5 6±0.5 6±0.5
A 52.4±1.5 52.4±1.5 52.4±1.5 73.0±1.5 73.0±1.5
B1-B2 1.2 1.2 1.2 1.2 1.5
S (Spacing) 5 5 5 5 10
T (Max. Deviation of Spacing)
1mm per 10 spacing, 0.5mm per 5 spacing
Reel Information in Inch (in mm)
D 12’’(304.8)
W 3.35’’(85.1)
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Metal Film Resistor - Normal & Miniature Style RMF&RMFS Series
Carton Information
Item 1/8W 1/4W 1/2W 1W 2W Quantity / Reel(pcs) 5000 5000 2500 2000 1000 Quantity / Box(pcs) 5000 5000 2500 2000 1000 Quantity / Carton(pcs) 50000 50000 25000 16000 8000 Carton Size (inch) 24.4’’x12.6’’x19.7’’ 24.4’’x12.6’’x19.7’’ 24.4’’x12.6’’x19.7’’ 24.4’’x12.6’’x19.7’’ 24.4’’x12.6’’x19.7’’ Approx. Gross Weight (Kg)
25.52 34.63 29.57 33.22 26.40
How to order: RMF 25 C 1002 F - 52 - TR20
Packing Code Factory Location Code Tolerance Code
F: ±1% B: ±0.1%
Resistance Value
Example: 1002=100x100=10KΩ
Temperature Coefficiency
C: ±50ppm/° C D: ±100ppm/° C
Power Code
08: 1/8W 50: 1/2W 2W: 2W 25: 1/4W 1W: 1W
Series Number
RMF: Metal Film Resistor RMFS: Miniature Metal Film Resistor
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Metal Film Resistor - Normal & Miniature Style RMF&RMFS Series
How to contact us:
US HEADQUARTERS
28040 WEST HARRISON PARKWAY, VALENCIA, CA 91355-4162 Tel: (800) TAITRON (800) 247-2232 (661) 257-6060 Fax: (800) TAITFAX (800) 824-8329 (661) 257-6415 Email: taitron@taitroncomponents.com Http://www.taitroncomponents.com
TAITRON COMPONENTS MEXICO, S.A .DE C.V.
BOULEVARD CENTRAL 5000 INTERIOR 5 PARQUE INDUSTRIAL ATITALAQUIA, HIDALGO C.P. 42970 MEXICO Tel: +52-55-5560-1519 Fax: +52-55-5560-2190
TAITRON COMPONENTS INCORPORATED REPRESENTAÇÕES DO BRASIL LTDA
RUA DOMINGOS DE MORAIS, 2777, 2.ANDAR, SALA 24 SAÚDE - SÃO PAULO-SP 04035-001 BRAZIL Tel: +55-11-5574-7949 Fax: +55-11-5572-0052
TAITRON COMPONENTS INCORPORATED, SHANGHAI REPRESENTATIVE OFFICE
CROSS REGION PLAZA, 899 LINGLING ROAD, SUITE 18C, SHANGHAI, 200030, CHINA Tel: +86-21-5424-9942 Fax: +86-21-5424-9931
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