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Metal Film Mode Resistors





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Item Number.:
MF-EE Series
Product Name:
Metal Film Mode Resistors
Description:
MF-EE, Metal Fime Mode Resistor, is a precise and functional resistor. It is suitable for application on precise electronic circuits.

Features :
- High Stability
- Low Noise, Low Temperature Coefficient
- High Precision Characteristics

Wattage : 0.12W ~ 1W
T/C : 1ppm ~ 100ppm
Tolerance : 0.01% ~ 5%
Specification:
THUNDER TYPE EE1/20 EE1/10 EE1/8 EE1/4 EE1/2
MIL-R-10509F TYPE RN50 RN55 RN60 RN65 RN70
VISHAY TYPE PTF51 PTF58 PTF65    
PRP TYPE PR1/20B PR1/10 PR1/8 PR1/4A PR1/4
AAC TYPE   SRN55 SRN60 SRN65 SRN70
TEPRO TYPE RNF50 RNF55 RNF60 RNF65  
RCD TYPE PMF1/20 PMF1/10 PMF1/8 PMF1/4 PMF1/2
IRC&WELWYN/TYPE   CAR5 CAR6 CAR7  
Resistance tolerance(%) F(±1); D(±0.5);C(±0.25);B(±0.10);W(±0.05);P(±0.025);
Temperature Coefficient C3(±25ppm/℃); C5(±15ppm/℃); C6(±10ppm/℃); C7(±5ppm/℃)
Resistance range Resistance tolerance(%) W;A;B;C;D;F;C7C6;C5 10Ωto499KΩ 10Ωto1KΩ 10Ωto1KΩ 10Ωto1KΩ 10Ωto1KΩ
A;B;C;D;C7;C6;C5;C3 10Ωto1KΩ 1Ωto2MΩ 1Ωto2MΩ 1Ωto2MΩ 1Ωto2MΩ
B;C;D;F;C3 10Ωto 105MΩ 1Ωto 3MΩ 1Ωto 5MΩ 1Ωto 10MΩ 1Ωto 10MΩ
Climatic category (LCT/UCT/Days) 55/125/56
Rated dissipation, P70 0.125W 0.25W 0.50W 0.75W 1.0W
Rated dissipation, P125 0.05W 0.10W 0.125W 0.25W 0.50W
Operating voltage Umax 200V 250V 300V 350V 400V
Short time over load voltage Umax 400V 500V 600V 700V 800V
Operating temperature range (-55℃ to 125℃)
Endurance
Max, resistance change at P70
20Ωto 221kΩ 20Ωto 1MΩ 20Ωto 1MΩ 20Ωto 1MΩ 20Ωto 1MΩ
△R/Rmax.,after 1000h ≤0.05% ≤0.05% ≤0.05% ≤0.05% ≤0.05%
△R/Rmax.,after 8000h ≤0.15% ≤0.15% ≤0.15% ≤0.15% ≤0.15%
Insulation voltage >500V
Insulation reslstance >1GΩ
Noise <0.05 V/V
Fallure rate ≤10-8/h
Dimension ±0.40(mm) L=3.9,D=1.8 L=6.5, D=2.5 L=10,D=3.7 L=14.5, D=5.2 L=18.3, D=6.5
0.05(mm) d=0.45 d=0.6 d=0.6 d=0.6 d=0.8
Outlines          
Resistance range and tolerance can be extended
 
 
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