60 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 12/17/12
RD41
fixed carbon film melf resistor
features
•Suitable for reflow and wave soldering
•Metal plate terminals
•Meets or exceeds IEC 60115-8, EIAJ RC-2131A
•Marking: Ivory body color with three color-coded bands
•Products with lead-free terminations meet EU RoHS
and China RoHS requirements
For further information on packaging,
please refer to Appendix A.
ordering information
G:±2%
J: ±5%
T: Sn 2 significant
figures + 1
multiplier
“R” indicates
decimal on
value <10Ω
2A
2D
2ES
2E
TE: 7" embossed plastic
(2A, 2ES - 3,000 pieces/reel)
(2D - 2,000 pieces/reel)
(2E - 1,500 pieces/reel)
RD41
Type Size Nominal
Resistance Tolerance
Termination
Material Packaging
New Part # 2A TE 103 JT
dimensions and construction
C
L
D3
D1 D2
Insulation
Coating Resistive
Film
Marking Ceramic
Core
Trimming
Line End
Cap
Type
L
2A
(0805/0102) .079±.004
(2.0±0.1) .012
(0.3 min.) .049±.002
(1.25±0.05) .053
(1.35) .003
(0.07)
.004
(0.1)
.061
(1.55)
.055±.004
(1.40±0.1)
.02 ~ .035
(0.5 ~ 0.9)
.138±.008
(3.5±0.2)
2ES
(1406/0204)
.069
(1.75)
.061±.006
(1.55±0.15)
.02
(0.5 min.)
.126±.008
(3.2±0.2)
2D
(1206/0203)
.006
(0.15)
.094
(2.4)
.087±.004
(2.2±0.1)
.02
(0.5 min.)
.232±.008
(5.9±0.2)
2E
(2309/0207)
(Inch/DIN Size Code)
C D1 D2 (max.) D3 (max.)
Dimensions inches (mm)
EU
resistors
RD41
fixed carbon film melf resistor
Absolute
Maximum
Overload
Voltage
Absolute
Maximum
Working
Voltage
Resistance
Tolerance
Resistance
Range
E-24*
Part
Designation
Operating
Temperature
Range
Power
Rating
@ 70°C
applications and ratings
RD412A
RD412ES
RD412D
RD412E
0.125W
0.25W
0.2W
0.25W
2.2Ω - 1.0MΩ
1.0Ω - 1.0MΩ
1.0Ω - 2.2MΩ
2.2Ω - 1.0MΩ
200V150V
400V
400V
600V
-55°C to +155°C
G: ±2%
J: ±5%
200V
200V
300V
* See Appendix D for available decade values.
Derating Curve
environmental applications
% Rated Power
100
80
60
40
20
20 40 60 80 100120140160
15570
Ambient Temperature
(°C)
0
0
Performance Characteristics
Parameter
Requirement ∆ R ±(%+0.05Ω)
Limit Typical Test Method
Resistance
T.C.R.
25°C
+25°C/-55°C, +25°C/+125°C
Within specified
tolerance
Within specified
T.C.R.
—
—
Overload (Short time) Rated voltage x 2.5 for 5 seconds
±1.0% ±0.5%
Resistance to Solder Heat 260°C ± 5°C, 10 seconds ± 1 second
±1.0% ±0.5%
Intermittent Overload Rated voltage x 4 (2Ax3) or Max. intermittent overload voltage,
whichever is lower, 10,000 cycles. 2A: 300V, 2B: 400V, 2D: 500V, 2E: 600V
±1.0% —
Rapid Change of Temperature -55°C (30 minutes), +125°C (30 minutes), 5 cycles
±1.0% ±0.75%
Moisture Resistance 40°C ± 2°C, 90 - 95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
±5.0% ±2.5%
Endurance at 70°C 70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
±2.0% ±1.0%
Low Temperature Operation -55°C, 1 hour
±1.0% ±0.75%
High Temperature Exposure +125°C, 100 hours
±2.0% ±1.0%
61
KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 12/27/10
resistors
