MF1/4DCVTEA1024D [KOA]
Fixed Resistor, Metal Film, 0.25W, 1020000ohm, 250V, 0.5% +/-Tol, 100ppm/Cel, Through Hole Mount, AXIAL LEADED, ROHS COMPLIANT;
| 型号： | MF1/4DCVTEA1024D |
| 厂家： | 
KOA SPEER ELECTRONICS, INC. |
| 描述： | Fixed Resistor, Metal Film, 0.25W, 1020000ohm, 250V, 0.5% +/-Tol, 100ppm/Cel, Through Hole Mount, AXIAL LEADED, ROHS COMPLIANT 电阻器 |
| 文件： | 总2页 (文件大小：265K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
MF, MFS, RK
general purpose metal film leaded resistor
EU
features
• Semi-precision metal film resistors
• The discharge path resistor is recognized by UL 1676 and
c-UL (CAS-C22.2 No.1-M94). (File No. E159326) (RK only)
• Meets requirements of MIL-R-22684
• Suitable for automatic machine insertion
• MFS two times the power rating of the standard body type
• Marking: Blue-gray body color with color-coded bands
• Products with lead-free terminations meet EU RoHS
and China RoHS requirements
• AEC-Q200 Qualified: MF1/4, MFS1/4, MFS1/2
dimensions and construction
L
l
Dimensions inches (mm)
Trimming Line
Ceramic Core
D
Type
L (ref.)
C (max.)
D
d (nom.)
l*
d
.066 +.007
-.004
.126±.008
(3.2 0.2)
.133
(3.4)
.018
(0.45)
MFS1/4
(1.7 +0.2
)
-0.1
Marking
Resistive
Film
End
Cap
Lead
Wire
.248±.02
.280
.024
.091±.012
MF1/4
MFS1/2
MF1/2
MF1
(6.3 0.5)
(7.1)
(2.3 0.3)
(0.6)
1.10±.118
(28.0 3.0)
Insulation Coating
.248±.02
(6.3 0.5)
.280
(7.1)
.091±.012
(2.3 0.3)
.024
(0.6)
C
.354±0.4
(9.0 1.0)
.437
(11.1)
.138±.016
(3.5 0.4)
.024
(0.6)
Derating Curve
SurfaceTemperature Rise
.610±.02
(15.5 0.5)
.721
(18.3)
.217±.02
(5.5 0.5)
.031
(0.8)
1.50±.118
(38.0 3.0)
MFS1/2
100
70
MF1/2
MF1
60
80
50
40
30
20
10
0
MFS1/4
.248±.02
.280
.091±.012
.024
RK1/4
RK1/2
RK1
60
(6.3 0.5)
(7.1)
(2.3 0.3)
(0.6)
MF1/4
0.94 min.
40
(24.0 min.)
.374±.04
(9.5 1.0)
.437
(11.1)
.138±.016
(3.5 0.4)
.024
(0.6)
20
0
.610±.04
(15.5 1.0)
.720
(18.3)
.217±.02
(5.5 0.5)
.031
(0.8)
1.50±.118
(38.0 3.0)
-60 -40 -20
-55
0
20 40 60 80 100 120 140 160
0
25
50
75
100
70
Ambient Temperature
(°C)
155
% Rated Power
* Lead length changes depending on taping and forming.
ordering information
New Part #
MF
1/4
L
C
T52
R
R20
J
Power
Rating
Termination
Material
Nominal
Resistance
Type
T.C.R.
Taping and Forming
Packaging
Tolerance
MF
MFS
RK
1/4: 0.25W
1/2: 0.50W
1: 1W
E: ±25
C: SnCu
1/4: T26, T52, VT, VTP,
VTE, MT, M, U,
M10, M12.5
A: Ammo
R: Reel
+2%: 2 signifi- B: ±0.1%
cant figures +
1 multiplier
C: ±50
C: ±0.25%
D: ±0.5%
F: ±1%
D: ±100
L: ±200
G:±250
B: ±350
1/2: T26, T52, VTP,
VTE, M12.5, M15
+0.5%,+1%:
3 significant
figures + 1
multiplier
G:±2%
1: T521
For further information on packaging,
please refer to Appendix C.
J: ±5%
“R” indicates
decimal on
value <100Ω
applications and ratings
Minimum
Dielectric
Withstanding (ppm/°C)
Voltage
Absolute Absolute
Maximum Maximum
Working Overload
Resistance Range (Ω)
Power
Rating
@ 70°C
Operating
Temperature
Range
Part
Designation
T.C.R.
(B±0.1%) (C±0.25%) (D±0.5%) (F±1.0%) (G±2.0%) (J±5.0%)
Voltage
Voltage
E-96
E-96
E-24 E-192 E-24 E-96
E-24
E-24
-55°C
to
+155°C
MFS1/4C
MFS1/4D
C: ±50
49.9 -
10 - 1M
562k
0.25W
300V
—
—
—
—
250V
300V
D: ±100
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
12/18/12
109
KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
MF, MFS, RK
general purpose metal film leaded resistor
applications and ratings (continued)
Minimum
Dielectric
Withstanding (ppm/°C)
Voltage
Absolute Absolute
Maximum Maximum
Working Overload
Resistance Range (Ω)
Power
Rating
@ 70°C
Operating
Temperature
Range
Part
Designation
T.C.R.
(B±0.1%) (C±0.25%) (D±0.5%) (F±1.0%) (G±2.0%) (J±5.0%)
Voltage
Voltage
E-96
E-96
E-24 E-192 E-24 E-96
E-24
E-24
MF1/4C
MF1/4D
MF1/4L
MFS1/2C
MFS1/2D
MF1/2C
MF1/2D
C: ±50
—
—
10- 2.21M
—
10 - 2.21M
1.0 - 10
—
0.25W
0.50W
0.50W
500V
500V
700V
D: ±100
L: ±200
C: ±50
—
—
—
250V
500V
0.51 - 10
—
—
10 - 1M
10 - 2.21M
10 - 2.2M
—
—
—
—
—
350V
350V
700V
700V
D: ±100
10 - 4.99M
10 - 5.11M
1.0 - 10
C: ±50
D: ±100
L: ±200
C: ±50
—
—
—
—
—
—
10 - 5.05M
—
0.51 - 10Ω
MF1/2L
MF1C
—
-55°C
to
+155°C
47.5 - 1.0M 47.5 - 2.49M
10 - 5.11M
1.0 - 6.81M
—
MF1D
1W
700V
500V
350V
500V
700V
700V
D: ±100
E: ±25
—
—
47.5 - 1.0M 47.5 - 2.49M 47.5 - 4.64M 47.5 - 5.11M
MF1E
—
—
—
—
3.09M - 25M
RK1/4D
RK1/4L
RK1/4B
D: ±100
L: ±200
B: ±350
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0.25W
—
3.3M - 33M 3.3M - 33M
100k - 33M 100k - 33M
100k - 25M
5.11M - 33M
—
—
—
RK1/2D
RK1/2L
D: ±100
L: ±200
0.50W
700V
700V
1000V
6.2M - 33M 6.2M - 33M
100k - 35M
RK1/2B
B: ±350
100k - 51M 100k - 51M
100k - 100M 100k - 100M
100k - 51M
RK1BC
1W
1000V
700V
B: ±350
G: ±250
1000V
350V
1500V
700V
RK1/2G*
0.50W
—
—
1M - 12M
* Discharge path resistor
environmental applications
Performance Characteristics
Requirement ∆ R ±(% + 0.05Ω)
Parameter
Resistance
Limit
Typical
Test Method
Within specified
tolerance
—
25°C
Within specified
T.C.R.
T.C.R.
—
Room temperature, +100°C
RK: ±1%, RK1/2G: ±2.5% RK:±0.6%,RK1/2G:±1%
MF: ±0.5% MF:±0.3%
RK: ±1%; RK1/2G: ±5%; RK: ±0.5%; RK1/2G: ±1%
MFS: ±0.75%; MF1/4, MFS1/4: ±0.4%; MF1/4,
MFS1/2, MF1/2: ±0.5%, MFS1/2, MF1/2: ±0.25%
Rated voltage x 2.5 or max. overload voltage for 5 seconds, whichever is less;
MFS1/2: Rated voltage x 2 or max. overload voltage for 5 seconds, whichever is less
Overload (Short Time)
Resistance to Solder Heat
260°C ± 5°C, 10 seconds ± 1 second or
350°C ± 10°C, 3.5 seconds ± 0.5 second
Dielectric Withstanding Voltage
Insulation Resistance
No breakdown
Not less than 10,000MΩ
—
—
1 minute
100V, 1 minute
RK,MF: ±1%; RK1/2G: ±5% MF: ±0.3%; RK: ±0.5%,
RK1/2G: ±1%
Rapid Change of Temperature
Moisture Resistance
Endurance at 70°C
Resistance to Solvent
Impulse
-55°C (30 minutes), +155°C (30 minutes), 5 cycles
RK: ±5%; RK1/2G: ±10%; RK: ±2%; RK1/2G: ±5%;
MFS1/4: ±1.5%; MF1/4,
MFS1/2, MF1/2: ±1%
MFS1/4: ±1%; MF1/4,
MFS1/2, MF1/2: ±0.75%
40°C ± 2°C, 90 - 95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
The resistor shall be immersed for 5 seconds in IPA
RK: ±5%; RK1/2G: ±10%; RK: ±2%; RK1/2G: ±5%;
MFS1/4: ±1.5%; MF1/4,
MFS1/2, MF1/2: ±1%
MFS1/4: ±1%; MF1/4,
MFS1/2, MF1/2: ±0.75%
No abnormality in
appearance. Marking
shall be easily legible
No such abnormalities
as short-circuit, burnout,
breakdown, etc.
—
—
Discharge from 1000pF capacitor 50 pulses. Internal 2.5 seconds.
Charge voltage: 1.25kV (RK1/4), 2.5kV (RK1/2) and 6kV (RK1)
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
2/01/11
110
KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
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