RN41
,
RM41
fixed metal film melf resistors
resistors
EU
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
dimensions and construction
C
L
D3
Type
(Inch Size Code)
L
.079±.004
(2.0±0.1)
.126±.008
(3.2±0.2)
Dimensions
inches
(mm)
C
D1
D2 (max.) D3 (max.)
.012
.049±.002
(0.3 min.) (1.25±0.05)
.02
.061±.006
(0.5 min.) (1.55±0.15)
.053
(1.35)
.069
(1.75)
.061
(1.55)
.094
(2.4)
.003
(0.07)
.004
(0.1)
.006
(0.15)
2A
(0805)
D1 D2
2D
(1206)
2ES
(1406)
Insulation
Coating
Trimming Resistive
Line
Film
Ceramic
Core
End
Cap
.138±.008 .02 ~ .035 .055±.004
(3.5±0.2) (0.5 ~ 0.9) (1.4±0.1)
.02
(0.5 min.)
.087±.004
(2.2±0.1)
2E, 2H, 3AS
.232±.008
(2309)
(5.9±0.2)
Marking
ordering information
New Part #
RN41
Type
RN41
2B
Size
2A: 0805
2D: 1206
2E: 2309
2ES: 1406
2H: 2309
3AS: 2309
T
Termination
Material
T: Sn
TE
Packaging
TE: 7" embossed plastic
(2A, 2ES - 3,000
pieces/reel)
(2D - 2,000 pieces/reel)
(2E, 2H, 3AS - 1,500
pieces/reel)
1002
Nominal
Resistance
±5%:
2 significant
figures + 1
multiplier. “R”
indicates decimal
on values <10Ω
±1%:
3 significant
figures + 1
multiplier. “R”
indicates decimal
on values <100Ω
1R0
Nominal
Resistance
±5%: 2 significant figures
+ 1 multiplier. “R” indicates
decimal on values <10Ω
J
Tolerance
B: ±0.1%
C: ±0.25%
D: ±0.5%
F: ±1%
J: ±5%
50*
T.C.R.
(ppm/°C)
25
50
100
200
*T.C.R. noted for RN41 only
New Part #
RM41
Type
RM41
2D
Size
2D: 1206
2H: 2309
T
Termination
Material
T: Sn
TE
Packaging
TE: Embossed plastic
(2D - 2,000 pieces/reel)
(2H - 1,500 pieces/reel)
J
Tolerance
J: ±5%
For further information on packaging,
please refer to Appendix A.
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
60
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
fixed metal film melf resistors
applications and ratings
Part
Designation
RN412A
RN412D
RN412E
RN412ES
RN412H
RM412D
RM412H
RN413AS
Power
Rating
@ 70°C
1/8W (.125W)
1/5W (.2W)
1/4W (.25W)
1/4W (.25W)
1/2W (.5W)
1/5W (.2W)
1/2W (.5W)
1W
T.C.R.
(ppm/°C)
Max.
(B±0.1%)
±100
±50
±25
±50
±25
±50
±200
±350
±350
±50
—
—
—
—
—
—
—
—
—
Resistance Range
E-24, E-96
(C±0.25%)
—
—
100Ω-100KΩ
—
—
—
—
—
—
—
E-24, E-96
(D±0.5%)
—
—
100Ω-1MΩ
—
—
—
—
—
—
E-24, E-96
(F±1%)
100Ω-100KΩ
10Ω-604KΩ
—
10Ω-1.0MΩ
—
1Ω-5.11MΩ
—
—
—
1Ω-1MΩ
E-24
(J±5%)
—
—
—
—
—
0.22Ω-0.91Ω
0.22Ω-100KΩ
0.22Ω-8.2Ω
(E-12)
0.22Ω-0.91Ω
Absolute Absolute
Operating
Maximum Maximum
Temperature
Working Overload
Range
Voltage
Voltage
150V
250V
200V
250V
200V
300V
500V
400V
600V
-55°C
to
+155°C
43Ω-511KΩ
100Ω-100KΩ 100Ω-604KΩ
√
PxR
400V
√
PxRx6.25
600V
environmental applications
Derating Curve
100
80
% Rated Power
60
40
20
0
Surface Temperature Rise
80
2H
Temperature Rise
(°C)
60
2E
40
2D
20
2A
0
20
40
60
80
100
120
140
70
Ambient Temperature
(°C)
160
155
0
0
25
50
75
100
% Rated Power
Performance Characteristics
Parameter
Resistance
T.C.R.
Overload (Short time)
Intermittent Overload
Requirement
∆
R ±(%+0.5Ω)
Limit
Typical
Within specified
—
tolerance
Within specified
—
T.C.R.
±0.5%
±0.3%
±1%: RN41
2A,2D,2H
—
±0.5%: RM41 2E
±2%: 2H (10Ω>) ±1%: 2H (10Ω>)
±1%: 2H (10Ω≤) ±0.5%: 2H (10Ω≤)
±0.5%: RN 2A~2E ±0.3%: RN 2A~2E
±0.5%: RN41 2A~2E ±0.3%: RN41 2A~2E
±1%: RN41 2H ±0.7% RN41 2H
±1%: RM41
±0.75%: RM41
±1%: RN41 2D,2E ±0.75%: RN41 2D,2E
±3%: RN41 2A ±1.5%: RN41 2A
±5%: RN41 2H ±3%: RN41 2H
±5%: RM41
±3%: RM41
±1%: RN41 2D,2E ±0.5%:RN41 2D,2E
±3%: RN41 2A ±1.5%:RN41 2A
±5%: RN41 2H ±3%: RN41 2H
±3%: RM41
±5%:RM41
±1%: RN41
±0.75%: RN41
Test Method
25°C
+25°C/-55°C, +25°C/+125°C
Rated voltage x 2.5 for 5 seconds
Rated voltage x 4 (2Ax3) or Max. intermittent overload voltage, whichever
is lower, 10,000 cycles. 2A: 200V, 2D: 300V, 2E: 500V, RN2H: 600V
260°C ± 5°C, 10 seconds ± 1 second
Resistance to Soldering Heat
Rapid Change of Temperature
-55°C (30 minutes), +125°C (30 minutes), 5 cycles
Moisture Resistance
40°C ± 2°C, 90 ~ 95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
Endurance at 70°C
High Temperature Exposure
70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
+125°C, 100 hours
12/27/10
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.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
61
resistors
RN41
,
RM41
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