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HOME>Products TOP>Leaded Resistors>Precision Grade(MF Coat-Insulated Fixed Metal Film Resistors)

Leaded ResistorsCoat-Insulated Fixed Metal Film Resistors[MF]
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Construction Features Dimensions Type Designation Taping & Forming Matrix        
Ratings   Derating Curve                              
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Leaded Resistors/Coat-Insulated Fixed Metal Film Resistors MF
Coating color : Light gray
Marking : Color code
  Construction
   
Leaded Resistors/Coat-Insulated Fixed Metal Film Resistors MF Construction
1. Marking
2. Insulation coating
3. Trimming line
4. Ceramic core
5. Electrode cap
6. Lead wire
7. Resistive film
 
Features
 
• High precision and low T.C.R.metal film resistors.
• Automatic insertion is applicable.
• Various formings are available.
• Excellent stability for a long time.
•

Products meet EU-RoHS requirements.
 
 
Dimensions
Type
 Dimensions(mm) Weight(g)
(1000pcs)
L C Max. D d(Nominal) 3
MFS1/4 3.20.2 3.4
1.7 +0.2
-0.1
0.45 30 120
MF1/4 6.30.5 7.1 2.30.3 0.6 215
MFS1/2 6.30.5 7.1 2.30.3 0.6 215
MF1/2 9.01.0 11.0 3.50.4 0.6 360
   
Type Designation
MF   1/4   D   C   T52   A   1002   F
             
Product Code   Power Rating   T.C.R.
(×10-6/K)		   Terminal
Surface Material		   Taping &
Forming		   Packing   Nominal Resistance   Resistance Tolerance
    S1/4 : 0.25W
1/4 : 0.25W
S1/2 : 0.5W
1/2 : 0.5W		   C:50
D : 100
L : 200		   C : SnCu
   See table below   A : AMMO
R : REEL 		   D, F : 4digits
G : 3digits
   D : 0.5%
F : 1%
G : 2%

Contact us when you have control request for environmental hazardous material other than the substance specified by EU-RoHS.
For further information on taping and forming,please refer to Common Specification.
 
Taping & Forming Matrix
Type
 Axial Taping Radial Taping U Forming M Forming
T26
T52
VT
VTP
VTE
MT
U
M5
M10
M12.5
M15
MFS1/4□C — — M5F M5R — — —
MF1/4□C — — — M10F M12.5R —
MFS1/2□C — — — — M10R — —
MF1/2□C — — — — — — — — — M12.5R M15R

   
Ratings

Type
 Power Rating T.C.R.
(×10-6/K)		 Resistance Range() Max.Working Voltage Max. Overload Voltage Dielectric Withstanding Voltage
D : 0.5%
E24/E192		 F : 1%
E24/E96		 G : 2%
E24
MFS1/4CC 0.25W C : 50  49.9 ~ 562k 10 ~ 1M — 250V 500V 300V
MFS1/4DC D : 100
MF1/4CC 0.25W C : 50 10 ~ 2.21M 10 ~ 2.21M — 500V
MF1/4DC D : 100
MF1/4LC L : 200 — 1.0 ~ 10 0.51 ~ 10
MFS1/2CC 0.5W C : 50  10 ~1M 10 ~ 2.2M 10 ~ 2.2M 350V 700V 500V
MFS1/2DC D :100 
MF1/2CC C : 50  10 ~ 5.05M 10 ~ 4.99M — 700V
MF1/2DC D : 100 10 ~ 5.11M
MF1/2LC L : 200 — 1.0 ~ 10 0.51 ~ 10
Rated Ambient Temperature : +70
Operating Temperature Range : -55 - +155
Rated voltage= √(Power Rating × Resistance value) or Max.working voltage, whichever is lower.
   
Derating Curve

Leaded Resistors/Coat-Insulated Fixed Metal Film Resistors MF Derating Curve
For resistors operated at an ambient temperature of 70 or above,a power rating shall be derated in accordance with the left derating curve.


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