KOA MFS1ECT521AR20G General purpose metal film leaded resistor Datasheet

1733 Reader's Spreads pg1-203:document
1/27/09
4:08 PM
Page 97
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
dimensions and construction
L
Trimming Line
D
l
Ceramic Core
Type
L (ref.)
Dimensions inches (mm)
C (max.)
D
d (nom.)
d
Marking
Resistive
Film
End
Cap
Derating Curve
Temperature Rise (°C)
80
% Rated Power
.133
(3.4)
MF1/4
.248±.02
(6.3±0.5)
.280
(7.1)
.091±.012
(2.3±0.3)
.024
(0.6)
MFS1/2
.248±.02
(6.3±0.5)
.280
(7.1)
.091±.012
(2.3±0.3)
.024
(0.6)
MF1/2
.374±.04
(9.5±1.0)
.437
(11.1)
.138±.016
(3.5±0.4)
.024
(0.6)
MF1
.610±.02
(15.5±0.5)
.721
(18.3)
.217±.02
(5.5±0.5)
.031
(0.8)
RK1/4
.248±.02
(6.3±0.5)
.280
(7.1)
.091±.012
(2.3±0.3)
.024
(0.6)
RK1/2
.374±.04
(9.5±1.0)
.437
(11.1)
.138±.016
(3.5±0.4)
.031
(0.8)
RK1
.610±.04
(15.5±1.0)
.720
(18.3)
.217±.02
(5.5±0.5)
.031
(0.8)
MF1/2
MFS1/2,MF1/4,
MF1/2 (+2%&+5%)
MF1/4
70
60
40
20
0
.126±.008
(3.2±0.2)
Surface Temperature Rise
100
0
-60 -40 -20
-55
MFS1/4
Lead
Wire
Insulation Coating
C
60
50
30
20
10
0
20 40 60 80 100 120 140 160
70
155
Ambient Temperature
(°C)
MF1
MFS1/4
40
0
25
50
75
+.007
-.004
+0.2)
-0.1
.066
100
(1.7
l
.018
(0.45)
1.18±.118
(30.0±3.0)
1.50±.118
(38.0±3.0)
0.94 min.
(24.0 min.)
1.50±.118
(38.0±3.0)
% Rated Power
ordering information
New Part #
MF
Type
MF
MFS
RK
1/4
For further information on packaging,
please refer to Appendix C.
C
L
Power
Rating
1/4: 0.25W
1/2: 0.50W
1: 1W
T.C.R.
E: ±25
C: ±50
D: ±100
L: ±200
G: ±250
B: ±350
T52
Termination
Material
C: SnCu
R
Taping and Forming
Packaging
1/4: T26, T52, VT, VTP,
VTE, MT, M, U,
M10, M25
1/2: T26, T52, VTP,
VTE, M12.5, M15
1: T521
A: Ammo
R: Reel
applications and ratings
R20
J
Nominal
Resistance
+2%: 2 significant figures +
1 multiplier
+0.5%,+1%:
3 significant
figures + 1
multiplier
“R” indicates
decimal on
value <100Ω
Tolerance
B: ±0.1%
C: ±0.25%
D: ±0.5%
F: ±1%
G: ±2%
J: ±5%
Minimum
Absolute Absolute
Resistance Range (Ω)
Power
Operating
Part
Dielectric
T.C.R.
Maximum Maximum
Rating
Temperature
Designation
Withstanding (ppm/°C) (B±0.1%) (C±0.25%) (D±0.5%) (F±1.0%) (G±2.0%) (J±5.0%) Working Overload
@ 70°C
Range
Voltage
Voltage
Voltage
E-24
E-96
E-96
E-24 E-96 E-24 E-96
E-24
MFS1/4C
MFS1/4D
MFS1/4L
C: ±50
0.25W
300V
D: ±100
L: ±200
—
—
49.9 - 562k
10 - 1M
—
—
250V
-55°C
to
+155°C
300V
2.2 - 2.2M
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
1/13/09
KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
99
resistors
MF, MFS, RK
1733 Reader's Spreads pg1-203:document
1/27/09
4:08 PM
Page 98
PMS 300 neg.
Black neg.
MF, MFS, RK
resistors
general purpose metal film leaded resistor
applications and ratings
Minimum
Absolute Absolute
Resistance Range (Ω)
Power
Operating
Part
Dielectric
T.C.R.
Maximum Maximum
Rating
Temperature
Designation
Withstanding (ppm/°C) (B±0.1%) (C±0.25%) (D±0.5%) (F±1.0%) (G±2.0%) (J±5.0%) Working Overload
@ 70°C
Range
Voltage
Voltage
Voltage
E-24
E-96
E-96
E-24 E-96 E-24 E-96
E-24
MF1/4C
C: ±50
30.1 - 750K
30.1 - 1.0M
10 - 2.21M
10- 2.21M
D: ±100
24.3Ω- 750K
24.3 - 1.0M
E: ±25
30.1 - 750K
30.1 - 1.0M
30.1 - 1.0M
30.1 - 1.0M
MF1/4L
L: ±200
—
—
—
1.0 - 10
MFS1/2C
C: ±50
—
—
10 - 1M
10 - 2.21M
MF1/4D
0.25W
MF1/4E
MFS1/2D
500V
0.50W
500V
1.0 - 3.01M
MF1/2C
C: ±50
47.5- 1.0M
D: ±100
—
—
E: ±25
47.5- 1.0M
47.5 - 1.5M
47.5 - 2.0M
47.5 - 2.0M
L: ±200
—
—
—
10Ω - 5.11M
MF1/2E
700V
MF1/2L
MF1C
C: ±50
MF1D
1W
700V
MF1E
RK1/4D
RK1/4L
0.25W
500V
RK1/4B
RK1/2D
RK1/2L
500V
0.50W
0.51 - 10
0.20 - 2.2M
—
47.5 - 1.5M
500V
350V
700V
350V
700V
350V
700V
500V
700V
700V
1000V
1000V
1500V
350V
700V
10 - 4.99M
10 - 5.05M
10 - 5.11M
—
—
1.0 - 10
0.51 - 10Ω
0.33 - 5.6M
1.0 - 6.81M
—
—
47.5 - 4.64M 47.5 - 5.11M
—
—
3.09M - 25M
—
—
-55°C
to
+155°C
47.5Ω - 1.0M 47.5 - 2.49M
D: ±100
—
—
E: ±25
47.5 - 2.0M
7.5 - 2.49M
D: ±100
—
—
—
L: ±200
—
—
—
—
3.3M - 33M
3.3M - 33M
B: ±350
—
—
—
100k - 25M
100k - 33M
100k - 33M
D: ±100
—
—
—
5.11M - 33M
—
—
L: ±200
—
—
—
—
6.2M - 33M
6.2M - 33M
100k - 51M
700V
B: ±350
—
—
—
100k - 35M
100k - 51M
RK1BC
1W
1000V
B: ±350
—
—
—
100k - 51M
100k - 100M 100k - 100M
RK1/2G*
0.50W
700V
G: ±250
—
—
—
—
RK1/2B
250V
2.2 - 2.2M
L: ±200
0.50W
—
10 - 2.2M
D: ±100
MFS1/2L
MF1/2D
—
—
1M - 12M
* Discharge path resistor
environmental applications
Performance Characteristics
Parameter
Resistance
T.C.R.
Requirement ∆ R ±(% + 0.05Ω)
Limit
Typical
Within specified
—
tolerance
Within specified
—
T.C.R.
Overload (Short Time)
RK: ±1%, RK1/2G: ±2.5% RK: ±0.6%, RK1/2G: ±2.5%
MF: ±0.5%
MF: ±0.3%
Resistance to Solder Heat
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%
Dielectric Withstanding Voltage
Insulation Resistance
Rapid Change of Temperature
Moisture Resistance
Endurance at 70°C
Resistance to Solvent
Impulse
No breakdown
Not less than 10,000MΩ
—
—
RK,MF: ±1%; RK1/2G: ±5% MF: ±0.3%; RK: ±0.5%,
RK1/2G: ±1%
RK: ±5%; RK1/2G: ±10%;
MFS1/4: ±1.5%; MF1/4,
MFS1/2, MF1/2: ±1%
RK: ±5%; RK1/2G: ±10%;
MFS1/4: ±1.5%; MF1/4,
MFS1/2, MF1/2: ±1%
No abnormality in
appearance. Marking
shall be easily legible
No such abnormalities
as short-circuit, burnout,
breakdown, etc.
RK: ±2%; RK1/2G: ±5%;
MFS1/4: ±1%; MF1/4,
MFS1/2, MF1/2: ±0.75%
RK: ±2%; RK1/2G: ±5%;
MFS1/4: ±1%; MF1/4,
MFS1/2, MF1/2: ±0.75%
Test Method
25°C
Room temperature, +100°C
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
260°C ± 5°C, 10 seconds ± 1 second or
350°C ± 10°C, 3.5 seconds ± 0.5 second
1 minute
100V, 1 minute
-55°C (30 minutes), +155°C (30 minutes), 5 cycles
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
—
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.
100
1/09/09
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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