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. 11/18/11
RN41,RM41
fixed metal film melf resistors
features
•Higher stability in short and long term tests
•Marking: Blue body color for “RN”, green for “RM”
•Products with lead-free terminations meet EU RoHS
and China RoHS requirements
TE: 7" embossed plastic
(2A, 2ES - 3,000
pieces/reel)
(2D - 2,000 pieces/reel)
(2E, 2H, 3AS - 1,500
pieces/reel)
ordering information
±5%:
2 significant
figures + 1
multiplier. “R”
indicates decimal
on values <10Ω
±1%:
3 significant
figures + 1
multiplier. “R”
indicates decimal
on values <100Ω
RN41 2A: 0805
2D: 1206
2E: 2309
2ES: 1406
2H: 2309
3AS: 2309
25
50
100
200
T: Sn B: ±0.1%
C: ±0.25%
D: ±0.5%
F: ±1%
J: ±5%
RN41 2B 50*T
SizeType Nominal
Resistance Tolerance T.C.R.
(ppm/°C)
Termination
Material Packaging
New Part # TE 1002 J
For further information on packaging,
please refer to Appendix A.
dimensions and construction
C
L
D3
D1 D2
Insulation
Coating Resistive
Film
Marking Ceramic
Core
Trimmin g
Line End
Cap
Type
L
2A
(0805) .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)
.069
(1.75)
.061±.006
(1.55±0.15)
.02
(0.5 min.)
.126±.008
(3.2±0.2)
2D
(1206)
.006
(0.15)
.094
(2.4)
.087±.004
(2.2±0.1)
.02
(0.5 min.)
.232±.008
(5.9±0.2)
2E, 2H, 3AS
(2309)
(Inch Size Code) C D1 D2 (max.) D3 (max.)
Dimensions inches (mm)
.061
(1.55)
.055±.004
(1.4±0.1)
.02 ~ .035
(0.5 ~ 0.9)
.138±.008
(3.5±0.2)
2ES
(1406)
*T.C.R. noted for RN41 only
EU
TE: Embossed plastic
(2D - 2,000 pieces/reel)
(2H - 1,500 pieces/reel)
±5%: 2 significant figures
+ 1 multiplier. “R” indicates
decimal on values <10Ω
RM41 2D: 1206
2H: 2309
T: Sn J: ±5%
RM41 2D T
SizeType Nominal
Resistance Tolerance
Termination
Material Packaging
New Part # TE 1R0 J
resistors
RN41,RM41
fixed metal film melf resistors
Absolute
Maximum
Working
Voltage
RN412A
RN412D
RN412E
RN412H
RM412D
RM412H
Part
Designation
Absolute
Maximum
Overload
Voltage
Operating
Temperature
Range
Power
Rating
@ 70°C
T.C.R.
(ppm/°C)
Max.
applications and ratings
1/8W (.125W)
1/5W (.2W)
1/4W (.25W)
1/2W (.5W)
1/5W (.2W)
1/2W (.5W)
±100
±50
±200
±350
E-24
(J±5%)
E-24, E-96
(F±1%)
200V
300V
150V
—
—
—
—
—
—
0.22Ω-100KΩ
100Ω-100KΩ
10Ω-604KΩ
10Ω-1.0MΩ
0.22Ω-8.2Ω
(E-12)
200V
500V
600V
-55°C
to
+155°C
√PxR √PxRx6.25
Derating Curve Surface Temperature Rise
environmental applications
% Rated Power
100
80
60
40
20
20 40 60 80 100120140160
15570
Ambient Temperature
(°C)
0
0
Temperature Rise
(°C)
80
60
40
20
25 50 75 100
% Rated Power
0
0
2E
2H
2D
2A
E-24, E-96
(C±0.25%)
—
—
—
—
—
E-24, E-96
(D±0.5%)
—
—
—
—
—
—
±50
±25
100Ω-100KΩ
100Ω-1MΩ
RN412ES 1/4W (.25W) —
1Ω-5.11MΩ
——±50
±25
100Ω-100KΩ100Ω-604KΩ
±350
——
—
0.22Ω-0.91Ω
250V
400V
—
250V
Performance Characteristics
—
Resistance Range
(B±0.1%)
—
—
—
—
—
—
—
43Ω-511KΩ
—
RN413AS 1W 1Ω-1MΩ
——
±50 —
0.22Ω-0.91Ω
600V400V
Parameter
Requirement ∆ R ±(%+0.5Ω)
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
±0.5% ±0.3%
Resistance to Soldering Heat 260°C ± 5°C, 10 seconds ± 1 second
±2%: 2H (10Ω>)
±1%: 2H (10Ω≤)
±0.5%: RN 2A~2E
±1%: 2H (10Ω>)
±0.5%: 2H (10Ω≤)
±0.3%: RN 2A~2E
Intermittent Overload Rated voltage x 4 (2Ax3) or Max. intermittent overload voltage, whichever
is lower, 10,000 cycles. 2A: 200V, 2D: 300V, 2E: 500V, RN2H: 600V
±1%: RN41
2A,2D,2H
±0.5%: RM41 2E —
Rapid Change of Temperature -55°C (30 minutes), +125°C (30 minutes), 5 cycles
±0.5%: RN41 2A~2E
±1%: RN41 2H
±1%: RM41
±0.3%: RN41 2A~2E
±0.7% RN41 2H
±0.75%: RM41
Moisture Resistance 40°C ± 2°C, 90 ~ 95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
±1%: RN41 2D,2E
±3%: RN41 2A
±5%: RN41 2H
±5%: RM41
±0.75%: RN41 2D,2E
±1.5%: RN41 2A
±3%: RN41 2H
±3%: RM41
Endurance at 70°C 70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
±1%: RN41 2D,2E
±3%: RN41 2A
±5%: RN41 2H
±5%:RM41
±0.5%:RN41 2D,2E
±1.5%:RN41 2A
±3%: RN41 2H
±3%: RM41
High Temperature Exposure +125°C, 100 hours
±1%: RN41 ±0.75%: RN41
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
