RN73
resistors
ultra precision 0.05%, 0.1%, 1% tolerance
thin film chip resistor
features
•
•
•
•
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)
dimensions and construction
c
L
c
Type
(Inch Size Code)
L
.039
(1.0
+.004
-.002
+0.1
)
-0.05
Dimensions
inches
(mm)
W
c
d
t
W
Solder
Plating
Ni
Plating
1E
(0402)
1J
(0603)
2A
(0805)
2B
(1206)
2E
(1210)
+.002
.02±.002 .008±.004 .01
-.004
.014±.002
(0.5±0.05) (0.2±0.1) (0.25
+0.05
) (0.35±0.05)
-0.1
t
d
Protective
Coating
Resistive Inner
Electrode
Film
.063±.008 .031±.004 .012±.004 .012±.004 .018±.004
(0.3±0.1) (0.45±0.1)
(1.6±0.2)
(0.8±0.1)
(0.3±0.1)
.079±.008 .049±.004 .016±.008
(2.0±0.2) (1.25±0.1) (0.4±0.2)
.063±.008
.126±.008
(1.6±0.2)
(3.2±0.2)
.098±.008
(2.5±0.2)
.02±.012
(0.5±0.3)
.012
(0.3
.016
(0.4
+.008
-.004
+0.2
)
-0.1
+.008
-.004
+0.2
-0.1
)
.02±.004
(0.5±0.1)
.024±.004
(0.6±0.1)
Ceramic
Substrate
ordering information
New Part #
RN73
Type
2B
Size
1E
1J
2A
2B
2E
T
Termination
Material
T: Sn
G: Au*
L: SnPb
TE
Packaging
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)
1002
Nominal
Resistance
3 significant
figures + 1
multiplier
“R” indicates
decimal on
value <100Ω
B
Tolerance
A: ±0.05%
B: ±0.1%
C: ±0.25%
D: ±0.5%
F: ±1.0%
25
T.C.R.
(ppm/°C)
05
10
25
50
100
* Available ONLY in 1E chip size
Please contact factory for availability
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.
4/25/05
20
KOA Speer Electronics, Inc.
• Bolivar Drive • P Box 547 • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
.O.
RN73
ultra precision 0.05%, 0.1%, 1% tolerance
thin film chip resistor
applications and ratings
Part
Designation
RN731E*
RN731E*
RN731J
RN731J
RN731J
RN731J
RN731J
RN732A
RN732A
RN732A
RN732A
RN732A
RN732B
RN732B
RN732B
RN732B
RN732B
RN732E
RN732E
RN732E
RN732E
Power
T.C.R.
Rating (ppm/°C)
Max.
@ 70°C
1/16W
(.063W)
±25
±50
±5
±10
±25
±50
±100
±5
±10
±25
±50
±100
±5
±10
±25
±50
±100
±10
±25
±50
±100
Resistance Range
E-24*, E-96, E-192**
(A±0.05%)
—
(B±0.1%)
(C±0.25%)
(D±0.5%)
(F±1.0%)
Absolute
Maximum
Working
Voltage
25V
Absolute
Operating
Maximum
Temp.
Overload
Range***
Voltage
50V
resistors
100Ω - 10KΩ 100Ω - 10KΩ
1/16W
(.063W)
1KΩ - 47KΩ
—
1KΩ - 100KΩ
51Ω - 100kΩ
—
1KΩ - 330kΩ
51Ω - 300kΩ
—
—
1KΩ - 510KΩ
51Ω - 510kΩ
—
—
10Ω - 10KΩ
10Ω - 100KΩ
100Ω - 47kΩ
—
100Ω - 47KΩ
10Ω - 150kΩ
15Ω - 150kΩ
10Ω - 330KΩ
15Ω - 330KΩ
—
10Ω - 330kΩ
—
100Ω - 100KΩ
50V
100V
—
100Ω - 100kΩ
1/10W
(.10W)
15Ω - 1MΩ
—
100Ω - 300kΩ
—
—
100Ω - 300KΩ
100V
10Ω - 1MΩ
200V
-55°C
to
+125°C
1/8W
(.125W)
15Ω - 1MΩ
—
—
100Ω - 510KΩ
15Ω - 1MΩ
—
—
150V
10Ω - 1MΩ
300V
1/4W
(.25W)
10Ω - 1MΩ
200V
400V
* 1E sizes available in E-24 values only.
*** +150°C operating temperature is available by special request.
** See Appendix D for available decade values.
environmental applications
Derating Curve
100
80
% Rated Power
60
40
20
0
-60 -40
-55
Surface Temperature Rise One-Pulse Limiting Electric Power
125
100
75
50
2E
One-Pulse Limiting Electric Power
100
Temperature Rise
(°C)
10
2E
2B
2A
1E
1J
25
0
2B
2A
1J
1E
-20
0
20
40
60
80
70
Ambient Temperature
(°C)
100 120
140
125
0
25
50
75
100
1
.01
1
10
100
1000
% Rated Power
Pulse Duration
(msec)
T.C.R. Characteristics
50
40
30
20
10
0
-10
-20
-30
-40
-50
RN73 2A
T.C.R. (ppm/°C)
Noise Characteristics
0
Current Noise (dB)
-10
-20
-30
-40
-50
10Ω
1KΩ
100KΩ
Resistance
150KΩ
1MΩ
RN73 2A
For complete environmental
specifications, please refer
to pages 24-25.
10Ω
1K
100K
Resistance
150K
1M
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
5/15/05
KOA Speer Electronics, Inc.
• Bolivar Drive • P Box 547 • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
.O.
21
