TP: 2mm pitch punched paper
(0402 only)
TD: 7" paper tape
(0603, 0805, 1206 &1210)
TDD: 10" paper tape
(0603, 0805, 1206 &1210)
TE: 7" punched plastic
(0805, 1206 & 1210)
TED: 10" punched plastic
(0805, 1206 & 1210)
22
RN73
ultra precision 0.05%, 0.1%, 1% tolerance
thin film chip resistor
features
dimensions and construction
ordering information
•Nickel chromium thin film resistor element
•Anti-leaching nickel barrier terminations
•Meets or exceeds EIA 576, MIL-R-55342F
•Marking: Four-digit, distinctive color identifiers
(Only E-24 values are marked on 1J)
•Products with lead-free terminations meet
EU RoHS requirements
Protective
Coating
Lc
W
t
dInner
Electrode
Solder
Plating
Ni
Plating
Resistive
Film
Ceramic
Substrate
c
A: ±0.05%
B: ±0.1%
C: ±0.25%
D: ±0.5%
F: ±1.0%
05
10
25
50
100
T: Sn
L: SnPb
3 significant
figures + 1
multiplier
“R” indicates
decimal on
value <100Ω
1E
1J
2A
2B
2E
RN73
Type Size Nominal
Resistance Tolerance T.C.R.
(ppm/°C)
Termination
Material Packaging
New Part # 2B TE 1002 B25T
KOA Speer Electronics, Inc. • Bolivar Drive • P.O. Box 547 • 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. 12/17/07
For further information on packaging,
please refer to Appendix A.
Type L
.039 +.004
-.002
(1.0 +0.1 )
-0.05
.01 +.002
-.004
(0.25 +0.05)
-0.1
.012 +.008
-.004
(0.3 +0.2)
-0.1
.016 +.008
-.004
(0.4 +0.2)
-0.1
.014±.002
(0.35±0.05)
.018±.004
(0.45±0.1)
.012±.004
(0.3±0.1)
.02±.004
(0.5±0.1)
.024±.004
(0.6±0.1)
.008±.004
(0.2±0.1)
.012±.004
(0.3±0.1)
.016±.008
(0.4±0.2)
.02±.012
(0.5±0.3)
.063±.008
(1.6±0.2)
.098±.008
(2.5±0.2)
.126±.008
(3.2±0.2)
.049±.004
(1.25±0.1)
.031±.004
(0.8±0.1)
.02±.002
(0.5±0.05)
.063±.008
(1.6±0.2)
.079±.008
(2.0±0.2)
RN73 1E
(0402)
RN73 1J
(0603)
RN73 2A
(0805)
RN73 2B
(1206)
(Inch Size Code) Wcd t
Dimensions inches (mm)
RN73 2E
(1210)
resistors
EU
RN73
ultra precision 0.05%, 0.1%, 1% tolerance
thin film chip resistor
Absolute
Maximum
Working
Voltage
Resistance Range
E-24, E-96
(B±0.1%)(A±0.05%) (C±0.25%) (D±0.5%)
RN731E
RN731J
RN732A
RN732B
RN732E
±50
±25
±10
±50
±25
±10
±50
±25
±10
±25
±50
(F±1.0%)
Part
Designation
Absolute
Maximum
Overload
Voltage
Operating
Temp.
Range
Power
Rating
@ 70°C
T.C.R.
(ppm/°C)
Max.
applications and ratings
1/16W
(.063W)
1/16W
(.063W)
1/10W
(.10W)
1/8W
(.125W)
1/4W
(.25W)
25V 50V
50V 100V
100V 200V
150V 300V
200V 400V
—
1KΩ- 47KΩ
100Ω- 100KΩ
15Ω- 1MΩ10Ω- 1MΩ
100Ω- 300KΩ
15Ω- 1MΩ10Ω- 1MΩ
10Ω- 1MΩ
15Ω- 1MΩ
—
100Ω- 330kΩ
51Ω- 300kΩ
±50
±25
±10
100Ω- 510KΩ
—
100Ω- 100kΩ100Ω- 100kΩ
100Ω- 100kΩ100Ω- 100kΩ
100Ω- 47KΩ
10Ω- 100kΩ
10Ω- 100KΩ
-55°C
to
+125°C
23
KOA Speer Electronics, Inc. • Bolivar Drive • P.O. Box 547 • 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. 2/06/08
15Ω- 360kΩ
15Ω-
360kΩ
10Ω- 360kΩ
100Ω- 100KΩ
100Ω- 510KΩ
E-192 Resistance Range available, contact factory for details
—10Ω- 360kΩ
±100 10Ω- 360kΩ
——
±100 ———
±100 ———
±100 ———
resistors
±5
100Ω- 47kΩ
—
±5 —
100Ω- 100kΩ
±5 —
100Ω- 300kΩ
Derating Curve Surface Temperature Rise
environmental applications
% Rated Power
100
80
60
40
20
-60 -40 -20 0 40 60 80 100 140
70
20
Ambient Temperature
(°C)
0
-55
120
125
Temperature Rise
(°C)
125
100
75
50
25
25 50 75 100
% Rated Power
2E
2B
2A
1J
1E
0
0
T.C.R. Characteristics Noise Characteristics
T.C.R. (ppm/°C)
50
40
30
20
10
0
-10
-20
-30
-40
-50 10Ω Resistance
1K 100K 150K 1M
RN73 2A
Current Noise (dB)
0
-10
-20
-30
-40
-50 10ΩResistance
1KΩ100KΩ150KΩ1MΩ
RN73 2A
For complete environmental
specifications, please refer
to pages 34-35.
51Ω- 510kΩ
—
One-Pulse Limiting Electric Power
One-Pulse Limiting Electric Power
100
100
2E
1
Pulse Duration
(msec)
10001.01
10
10
2B
2A
1E
1J
51Ω- 100kΩ
