PRECISION METAL FILM FIXED RESISTORS
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EIA standard color coding
Non - Flame type available
Low noise & voltage coefficient
Low temperature coefficient range
Wide precision range in small package
Too low or too high ohmic value can be supplied on a 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
Standard: 2%, 5%, 10%---E 24 series
0.1%, 0.25%, 0.5% , 1%--- E 96 series
Ordering Procedure: (Ex.: MFR 1/2W, +/-5%, 200PPM, 10Ω, T/B-1000)
M
F
0
W
2
J
J
•
0
1
0
0
A
1
0
Resistor Type:
MF = Metal Film
Fixed Resistors
Wattage:
Normal size:
W8 = 1/8W
W4 = 1/4W
W2 = 1/2W
1W = 1W
2W = 2W
3W = 3W
Small size:
S4 = 1/4W-S
S2 = 1/2W-S
06 = 0.6W-S
M7 = 0.75W-S
1S = 1W-S
2S = 2W-S
3S = 3W-S
Extra small size:
U2 = 1/2W-SS
04 = 0.4W-SS
Resistance Value:
E-24 series:
st
1 digit is “0”
nd
rd
2 & 3 digits are for the significant
figures of the resistance
th
4 digit indicates the number of zeros:
“J” ~ 0.1, “K” ~ 0.01
Ex.
4.7Ω ~ 47J, 4.7KΩ ~ 472
E-96 series:
st
rd
1 to 3 digits are significant figures
of resistance
th
4 one denotes number of zeros.
Ex.
1.33 KΩ = 1331
Special Feature:
0 = Standard Product
F = Non-Flame
I = Non-Inductive
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Packing Type:
Tolerance:
B = ±0.1%
C = ±0.25%
D = ±0.5%
F = ±1%
G = ±2%
J = ±5%
A = Tape/Box
T = Tape/Reel
B = Bulk/Box
P = Tape/Box of PT-26 product
Packing Qty:
1 = 1,000 pcs, 2 = 2,000 pcs,
5 = 5,000 pcs, A = 500 pcs, B = 2,500 pcs
0 = for Bulk/Box packing
PPM requirement:
B = 15PPM
C = 25PPM
F = 50PPM
G = 100PPM
J = 200PPM
Additional Information:
P = Panasert type
1 = Avisert type 1
2 = Avisert type 2
3 = Avisert type 3
0 = PT-52 mm, NIL for PT-26
8 = PT-58 mm
9 = PT-64 mm
* More explanation on part no, please see details on pages 80-81.
Page 22
2007 - 2008
PRECISION METAL FILM FIXED RESISTORS
Part No.
Style
Dielectric
Resistance
With -
Working Overload
standing Tolerance
Voltage Voltage
Voltage
Max.
Max.
T.C.R.
.
Resistance
Range
Resistance
Tolerance
±0.25%
Special Order
T. C. R.
Resistance
Range
51.1Ω-200KΩ
±15PPM/°C
±25PPM/°C
±0.5%
±50PPM/°C
51.1Ω-511KΩ
MF0W8
MF0S4
MF-12
MF-25-S
200V
400V
400V
± 5%
± 2%
± 1%
±200PPM/°C
±100PPM/°C
±50PPM/°C
1Ω - 1MΩ
10Ω - 1MΩ
10Ω - 1MΩ
MFF04
MF-40-SS
200V
400V
200V
±0.1%
100Ω –100KΩ
±15PPM/°C
±0.25%
±0.5%
±0.1%
±25PPM/°C
±50PPM/°C
10Ω–1MΩ
100Ω –330KΩ
±15PPM/°C
±0.25%
±0.5%
±0.1%
±25PPM/°C
±50PPM/°C
51.1Ω-511KΩ
10Ω–1MΩ
100Ω –330KΩ
±15PPM/°C
±0.25%
±25PPM/°C
±50PPM/°C
51.1Ω-511KΩ
51.1Ω-1MΩ
51.1Ω-330KΩ
MF0W4
MF006
MF-25
MF-60-S
250V
500V
500V
± 5%
± 2%
± 1%
±200PPM/°C
±100PPM/°C
±50PPM/°C
1Ω - 1MΩ
10Ω - 1MΩ
10Ω - 1MΩ
MFFU2
MF-50-SS
250V
500V
250V
MF0W2
MF0S2
MF0M7
MF01S
MF-50
MF-50S
MF-75-S
MF-100-S
350V
700V
700V
± 5%
± 2%
± 1%
±200PPM/°C
±100PPM/°C
±50PPM/°C
1Ω - 1MΩ
10Ω - 1MΩ
10Ω - 1MΩ
MF02S
MF03S
MF01W
MF02W
MF03W
MF-200-S
MF-300-S
MF-100
MF-200
MF-300
± 5%
500V
1,000V
1,000V
± 2%
± 1%
±200PPM/°C
10Ω - 1MΩ
±100PPM/°C 51.1Ω - 1MΩ
±50PPM/°C
51.1Ω - 1MΩ
±0.5%
Temperature coefficient
Short time overload
Dielectric withstanding voltage
Pulse overload
Terminal strength
Resistance to soldering heat
Solderability
Resistance to solvent
Temperature cycling
Load life in humidity
Load life
Within the maximum temperature coefficient specified
∆R/R ≤
±(0.5% + 0.05Ω), with no evidence of mechanical damage.
No evidence of flashover, mechanical damage, arcing or insulation breakdown.
∆R/R ≤
±(1.0% + 0.05Ω), with no evidence of mechanical damage.
No evidence of mechanical damage.
∆R/R ≤
±(1.0% + 0.05Ω), with no evidence of mechanical damage.
Min. 95% coverage
No deterioration of protective coating and markings.
∆R/R ≤
±(1.0% + 0.05Ω), with no evidence of mechanical damage.
Normal type:
∆R/R ≤
± 1.5%; Non-Flame type:
∆R/R ≤
± 5%
Normal type:
∆R/R ≤
± 1.5%; Non-Flame type:
∆R/R ≤
± 5%
*More details, please see pages 78-79.
Page 24
2007 - 2008
TI Technology Forum
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