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Multicomp

MF50 Datasheet Preview

MF50 Datasheet

Metal Film Resistors

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MF12, MF25 & MF50 Series
Metal Film Resistors
Materials and Features:
EIA standard colour-coding.
Low noise and voltage coefficient.
Low temperature coefficient range.
Nichrome resistor element provides stable performance in various environments.
Multiple epoxy coating on vacuum-deposited metal film provides superior moisture protection.
Dimension:
Style
MF 12
MF 25
MF 50
Power Rating
at 70°C
(W)
0.125
0.25
0.5
D Maximum
1.85
2.5
3.5
L Maximum
3.5
6.8
10.0
Supplied bandoliered on tape (Box = 5000 pcs. for MF12 and MF25 Series)
(Box = 1000 pcs. for MF50 Series).
d +0.02
-0.05
0.45
0.54
H±3
28.0
Dimensions : Millimetres
General Specification
Style
Dielectric
withstanding
voltage (V)
MF 12
MF 25
MF 50
400
500
700
Maximum
working
voltage (V)
200
250
350
Maximum
overload
voltage (V)
400
500
700
Resistance
Tolerance
Temperature
Coefficient
Resistance
Range
±1%
±50ppm/°C
1to 1M
Dimensions : Millimetres
Page 1
10/05/05 V1.0




Multicomp

MF50 Datasheet Preview

MF50 Datasheet

Metal Film Resistors

No Preview Available !

MF12, MF25 & MF50 Series
Metal Film Resistors
Current Noise Level
Derating Curve
Load Life
Ambient temperature (°C)
+0.8
+0.4
0
-0.4
-0.8
1001K10K100K
Nominal resistance ()
1M
Performance Specification
Characteristics
Temperature
coefficient
Dielectric
withstanding
voltage
Temperature
cycling
Test Methods
Limits
Natural resistance change per temperature degree centigrade.
R2 - R1
R1(t2-t1)
X 106 (ppm/°C)
R1: Resistance value at room temperature (t1)
R2: Resistance value at room temperature plus 100°C (t2).
Within the temperature coefficient specified
below
Maximum TCR
±50ppm/°C
Resistors shall be clamped in the trough of a 90° metallic
V-block and shall be tested at AC potential respectively
specified in the above list for 60 +10/-0 seconds.
Resistance change after continuous five cycles for duty cycle
specified
Step
Temperature
Time
1 -55°C ±3°C
30 minutes
2
Room temperature
10-15 minutes
3 +155°C ±3°C
30 minutes
No evidence of flashover mechanical
damage, arcing or insulation break down.
Resistance change rate is ±(1% +0.05).
No evidence of mechanical damage.
4
Room temperature
10-15 minutes
Short-time
overload
Permanent resistance change after the application of a
potential of 2.5 times RCWV for 5 seconds.
Resistance change rate is ±(0.5% +0.05).
No evidence of mechanical damage.
Pulse overload
Resistance change after 10,000 cycles (1 second "on", 25
seconds "off") at 4 times RCWV.
Resistance change rate is ±(1% +0.05).
No evidence of mechanical damage.
Page 2
10/05/05 V1.0


Part Number MF50
Description Metal Film Resistors
Maker Multicomp
PDF Download

MF50 Datasheet PDF






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