MCMFF04 View Datasheet(PDF) - Unspecified
Part Name
Description
Manufacturer
MCMFF04 Datasheet PDF : 4 Pages
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Precision Metal Film Resistors
Features:
Performance Specifications
• EIA standard colour coding
• Low noise and voltage coefficient
• Low temperature coefficient range
• Wide precision range in small package
• Too low or too high ohmic value can be supplied on case to case basis
• Nichrome resistor element provides stable performance in various environment
• Multiple epoxy coating on vacuum deposited metal film provides superior
moisture protection
Temperature Coefficient
Short Time Overload
Insulation Resistance
Dielectric Withstanding Voltage
Pulse Overload
Terminal Strength
Resistance to Soldering Heat
Solderability
Resistance to Solvent
Temperature Cycling
Humidity (Steady state)
Load Life in Humidity
Load Life
: Within the maximum temperature coefficient specified
: ± (0.5% + 0.05 Ω) Maximum, with no evidence of mechanical damage
: Minimum 10,000 Mega Ohms
: No evidence of flashover, mechanical damage, arcing or insulation breakdown
: ±(1.0% + 0.05 Ω) Maximum, with no evidence of mechanical damage
: No evidence of mechanical damage
: ±(1.0% + 0.05 Ω) Maximum, with no evidence of mechanical damage
: Minimum 95% coverage
: No deterioration of protective coating and markings
: ± (1% + 0.05 Ω) Maximum, with no evidence of mechanical damage
: ± (2% + 0.05 Ω) Maximum, with no evidence of mechanical damage
: Normal type ± (1.5% + 0.05 Ω) Maximum
: Normal type ± (1.5% + 0.05 Ω) Maximum
Part Number Explanation:
MCMF
0
W4
B
B
1002
A 50
Type
Feature
Metal Film 0 = Standard
F = Non-Flame
Wattage
W8 = 1/8W
W4 = 1/4W
1W = 1W
2W = 2W
3W = 3W
Small Size
S2 = 1/2W-S
Extra Small
Size
04 = 0.4W-SS
Tolerance
B = ±0.1%
C = ±0.25%
D = ±0.5%
F = ±1%
G = ±2%
J = ±5%
PPM
Requirement
Resistance
B = 15 ppm
C = 25 ppm
F = 50 ppm
G = 100 ppm
J = 200 ppm
1st to 3rd digits are
significant figures of the
resistance and the 4th
digit indicates the
number of zeros.
R = Decimal Point
1331 = 1.33 kohms
49R9 = 49.9 ohms
Internal
Reference
www.element14.com
www.farnell.com
www.newark.com
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16/02/12 V1.1
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