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MF1/4DCM102320F

Description
Fixed Resistor, Metal Film, 0.25W, 232ohm, 250V, 1% +/-Tol, -100,100ppm/Cel,
CategoryPassive components    The resistor   
File Size95KB,2 Pages
ManufacturerKOA
Environmental Compliance
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MF1/4DCM102320F Overview

Fixed Resistor, Metal Film, 0.25W, 232ohm, 250V, 1% +/-Tol, -100,100ppm/Cel,

MF1/4DCM102320F Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
Objectid816854623
Reach Compliance Codecompliant
ECCN codeEAR99
structureCylindrical
JESD-609 codee2
Lead diameter0.6 mm
Lead length30 mm
Number of terminals2
Maximum operating temperature155 °C
Minimum operating temperature-55 °C
Package diameter2.3 mm
Package length6.3 mm
Package shapeCYLINDRICAL PACKAGE
Package formAxial
Rated power dissipation(P)0.25 W
GuidelineMIL-R-10509
resistance232 Ω
Resistor typeFIXED RESISTOR
seriesMF1/4(100PPM,F TOL)
technologyMETAL FILM
Temperature Coefficient100 ppm/°C
Terminal surfaceTin/Copper (Sn/Cu) - hot dipped
Tolerance1%
Operating Voltage250 V

MF1/4DCM102320F Preview

MF
precision metal film leaded resistor
features
Units meet or exceed the requirements of MIL-R-10509
Suitable for automatic machine insertion
Marking: Blue-gray body color with color-coded bands
dimensions and construction
L
D
Trimming Line
Ceramic Core
d
l
Type
MF1/4
MF1/2
MF1
Marking
Resistive
Film
End
Cap
Lead
Wire
L (ref.)
.248
(6.3)
.374
(9.5)
.610
(15.5)
Dimensions
inches
(mm)
C (max.)
D
d
.280
(7.1)
.437
(11.1)
.721
(18.3)
l
.091±.012
(2.3±0.3)
.024±.002 1.18±.118
.138±.016
(0.6±0.05) (30.0±3.0)
(3.5±0.4)
.217±.02
(5.5±0.5)
.031±.002 1.50±.126
(0.8±0.05) (38.1±3.2)
Insulation Coating
C
leaded
resistors
ordering information
Old Part #
MF55, MF60, MF65
Type
New Part #
MF
Type
D
T.C.R.
1/4
Power
Rating
1/4: 0.25W
1/2: 0.5W
1: 1W
1002
Resistance
D
T.C.R.
E: ±25
C: ±50
D: ±100
F
Tolerance
L
Termination
Material
L: SnPb
C: SnCu
T52
Packaging
T52
Taping and
Forming
1/4: T26,
T52, VT, VTP,
VTE, M10,
M25, U
1/2: T52,
M12.5, M15
1: T521
R
Packaging
A: Ammo
R: Reel
1002
Nominal
Resistance
3 significant
figures + 1
multiplier
“R” indicates
decimal on
value <10Ω
F
Tolerance
B: ±0.1%
C: ±0.25%
D: ±0.5%
F: ±1.0%
For further information on packaging,
please refer to Appendix C.
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
180
KOA Speer Electronics, Inc.
• Bolivar Drive • P Box 547 • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
.O.
MF
precision metal film leaded resistor
applications and ratings
Part
Designation
MF1/4D
MF1/4C
MF1/4E
MF1/2D
MF1/2C
MF1/2E
MF1D
MF1C
MF1E
1W
0.50W
700V
0.25W
500V
Power
Rating
@ 70°C
Minimum
Dielectric
Withstanding
Voltage
T.C.R.
(ppm/°C)
(B±0.1%)
D: ±100
C: ±50
E: ±25
D: ±100
C: ±50
E: ±25
D: ±100
C: ±50
E: ±25
47.5Ω - 1.0MΩ 47.5Ω - 1.5MΩ
10Ω - 5.11MΩ 1.0Ω - 6.81MΩ
30.1Ω - 750KΩ 30.1Ω - 1.0MΩ
Resistance Range
E-96
(C±0.25%)
(D±0.5%)
10Ω - 5.9MΩ
(F±1.0%)
1.0Ω - 22.1MΩ
1.0Ω - 2.21MΩ
1.0Ω - 33.2MΩ
1.0Ω - 5.6MΩ
350V
700V
250V
500V
30.1Ω - 1.0MΩ 30.1Ω - 1.0MΩ
10Ω - 10MΩ
-55°C
to
+155°C
Absolute
Maximum
Working
Voltage
Absolute
Operating
Maximum
Temperature
Overload
Range
Voltage
24.3Ω - 750KΩ 24.3Ω - 1.0MΩ
47.5Ω - 2.0MΩ 47.5Ω - 2.0MΩ
47.5Ω - 1.0MΩ 47.5Ω - 2.49MΩ
47.5Ω - 2.0MΩ 7.5Ω - 2.49MΩ 47.5Ω - 4.64MΩ 47.5Ω - 5.11MΩ
environmental applications
Derating Curve
100
80
% Rated Power
60
40
20
0
-60 -40 -20
-55
Temperature Rise (°C)
Surface Temperature Rise
70
60
MF1/4
50
40
30
20
10
0
0
25
50
75
100
MF1
MF1/2
0
20
40
60
80 100 120 140
70
Ambient Temperature
(°C)
160
155
% Rated Power
leaded
resistors
Performance Characteristics
Parameter
Resistance
T.C.R.
Overload
Resistance to Solder Heat
Rapid Change of Temperature
Moisture Resistance
Endurance @ 70°C
High Temperature Exposure
1.0
Requirement
R ±(% + 0.05Ω)
Limit
Typical
Within regulated tolerance
Within specified T.C.R.
0.5
0.3
0.25
0.3
0.75
0.5
Test Method
25°C
+25°C/-55°C and +25°C/+125°C
Rated voltage x 2.5 or maximum overload voltage
for 5 seconds, whichever is less
260°C ± 5°C for 10 seconds ± 1 second
-55°C (30 minutes)/+155°C (30 minutes), 5 cycles
40°C ± 2°C, 90 - 95% RH, 1000 hours, 1.5 hour ON,
0.5 hr OFF cycle
70°C ± 2°C, 1000 hours, 1.5 hour ON, 0.5 hr OFF cycle
+125°C, 100 hours
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
KOA Speer Electronics, Inc.
• Bolivar Drive • P Box 547 • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
.O.
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