surface
mount
resistors
RK73H
precision 0.5%, 1% tolerance
thick film chip resistor
features
RuO
2
thick film resistor element
Anti-leaching nickel barrier terminations
90/10 solder plated terminations, standard
Available in 100% tin terminations (no lead)
Also available with epoxy bondable palladium silver
terminations in 2A and 2B sizes
•
Meets or exceeds EIA 575, EIAJ RC 2690A,
EIA PDP-100, MIL-R-55342F
•
Marking: Four-digit black on blue protective coat
No marking on 1H or 1E sizes
Three-digit on 1J size, E-24 values only
dimensions and construction
c
L
c
Type
(Inch Size Code)
•
•
•
•
•
L
Dimensions
inches
(mm)
W
c
d
t
W
Solder
Plating
t
d
Protective
Coating
Resistive Inner
Film
Electrode
Ni
Plating
1H
(0201)
1E
(0402)
1J
(0603)
2A
(0805)
2B
(1206)
2E
(1210)
2H
(2010)
3A
(2512)
.024±.001 .012±.001 .004±.002 .006±.002 .009±.001
(0.6±0.03) (0.3±0.03) (0.1±0.05) (0.15±0.05) (0.23±0.03)
.039
(1.0
+.004
-.002
+0.1
)
-0.05
+.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
.063±.008 .031±.004 .012±.004 .012±.004 .018±.004
(1.6±0.2)
(0.8±0.1)
(0.3±0.1) (0.45±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)
.102±.008
(2.6±0.2)
.197±.008 .098±.008
(5.0±0.2)
(2.5±0.2)
.248±.008 .122±.008
(6.3±0.2)
(3.1±0.2)
.012
(0.3
+.008
-.004
+0.2
-0.1
)
.02±.004
(0.5±0.1)
Ceramic
Substrate
.02±.012
(0.5±0.3)
.016
(0.4
+.008
-.004
+0.2
)
-0.1
.024±.004
(0.6±0.1)
ordering information
Old Part #
New Part #
RK73
RK73H
Type
Solderable
H
2B
2B
Size
1H
1E
1J
2A
2B
2E
2H
3A
L
Termination
Material
L: SnPb
T: Sn
T
TD
Packaging
TB: 2mm pitch pressed paper
(0201 only)
TP: 2mm pitch punched paper
(0402 & 0603 only)
TD: 7" paper tape
TDD: 10" paper tape
TE: 7" embossed plastic
TED: 10" embossed plastic
1003
1003
Nominal
Resistance
3 significant
figures + 1
multiplier
“R” indicates
decimal on
value <100Ω
F
F
Tolerance
D: ±0.5%
F: ±1%
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.
10
KOA Speer Electronics, Inc.
• Bolivar Drive • P Box 547 • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
.O.
RK73H
precision 0.5%, 1% tolerance
thick film chip resistor
applications and ratings
Part
Designation*
RK73H1H
(0201)
RK73H1E
(0402)
RK73H1J
(0603)
RK73H2A
(0805)
RK73H2B
(1206)
Power
Rating
@ 70°C
1/20W (.05W)
1/16W (.063W)
1/10W (.10W)
1/8W (.125W)
T.C.R.
(ppm/°C)
Max.
±200
±100
±100
±400
±100
±400
±100
±200
±400
1/2W
1/3W
1/3W
1/2W
1/3W
(.50W)
(.33W)
(.33W)
(.50W)
(.33W)
±100
±200
±400
±100
±200
±400
RK73H3A
(2512)
±100
±200
±400
Resistance
Range
E-24, E-96
(D±0.5%)
—
10Ω - 976KΩ
10Ω - 976KΩ
—
10Ω - 976KΩ
Resistance
Range
E-24, E-96
(F±1%)
10Ω - 1MΩ
1
10Ω - 1MΩ
Absolute
Maximum
Working
Voltage
25V
50V
50V
150V
Absolute
Maximum
Overload
Voltage
50V
100V
100V
300V
Operating
Temperature
Range**
-55°C to +125°C
1/4W (.25W)
RK73H2E
(1210)
10Ω - 1MΩ
1.0Ω - 9.76Ω
10Ω - 1MΩ
1.0Ω - 9.76Ω
—
1.02MΩ - 10MΩ
10Ω - 976KΩ
10Ω - 1MΩ
—
1.02MΩ - 5.6MΩ
1.0Ω - 9.76Ω
—
5.62MΩ - 10MΩ
10Ω - 1KΩ
10Ω - 1KΩ
1.02KΩ - 976KΩ 1.02KΩ - 1MΩ
—
1.02MΩ - 5.6MΩ
—
10Ω - 976KΩ
—
—
10Ω - 976KΩ
—
—
1
-55°C to +155°C
1.0Ω - 9.76Ω
5.62MΩ - 10MΩ
10Ω - 1MΩ
1.02MΩ - 5.6MΩ
1.0Ω - 9.76Ω
5.62MΩ - 10MΩ
10Ω - 1MΩ
1.02MΩ - 5.6MΩ
1.0Ω - 9.76Ω
5.62MΩ - 10MΩ
E-24 values only.
200V
400V
RK73H2H
(2010)
3/4W (.75W)
1W
* Parenthesis indicate EIA package size codes.
** IJ, 2A, 2B sizes available -55°C to +175°C (contact factory).
environmental applications
Derating Curve
100
80
% Rated Power
60
40
20
0
1H
1E, 1J, 2A, 2B, 2E, 2H, 3A
Surface Temperature Rise
125
100
75
2E
3A
2H
Temperature Rise
(°C)
50
25
0
2B
2A
1J
1H, 1E
0
20
40
100 120
140
160 180
70
125
155
Ambient Temperature
(°C)
60
80
0
25
50
75
100
% Rated Power
For complete environmental specifications,
please refer to pages 22-23.
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.
• Bolivar Drive • P Box 547 • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
.O.
11
surface
mount
resistors
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