RK73G
resistors
thick film 0.5%, 1% tolerance, 50ppm/°C
chip resistor
features
• High precision resistor with T.C.R. of
±50 ppm/°C and tolerance of ±0.5% or 1%
• RuO2 thick film resistor element
• Also available with epoxy bondable palladium silver
terminations in 2A and 2B sizes
• Marking: Four-digit, black on dark blue protective
coat (1J, 2A, 2B)
1J-3 marking for E-24
No marking for E-96
Black protective coat on 1H and 1E with no marking
• Products with lead-free terminations meet
RoHS requirements
dimensions and construction
L
Type
c
t
Ni
Plating
t
Resistive Inner
Film
Electrode
Ceramic
Substrate
1H
(0201)
.024±.001 .012±.001 .004±.002 .006±.002 .009±.012
(0.6±0.03) (0.3±0.03) (0.1±0.05) (0.15±0.05) (0.23±0.03)
1E
(0402)
.039
1J
(0603)
.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)
.012
2B
(1206)
Solder
Plating
Protective
Coating
Dimensions inches (mm)
W
c
d
2A
(0805)
W
d
L
(Inch Size Code)
NEW
c
.126±.008 .063±.008
(3.2±0.2)
(1.6±0.2)
.016
(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
.02±.012
(0.5±0.3)
(0.3
(0.4
+.008
-.004
+0.2 )
-0.1
.02±.004
(0.5±0.1)
+.008
-.004
+0.2 )
-0.1
.024±.004
(0.6±0.1)
ordering information
New Part #
RK73G
1J
Type
Size
NEW 1H
1E
1J
2A
2B
For further information on packaging,
please refer to Appendix A.
T
Termination
Material
T: Sn
L: SnPb
(Other termination
styles available,
contact factory
for options)
TD
Packaging
TC: 2mm pitch pressed paper
(0201)
TP: 2mm pitch punched paper
(0402, 0603 & 0805)
TD: 7" paper tape
(0603, 0805, 1206 &1210)
TDD: 10" paper tape
(0603, 0805, 1206 &1210)
TE: 7" punched plastic
(0805, 1206, 1210, 2010 & 2512)
TED: 10" punched plastic
(0805, 1206, 1210, 2010 & 2512)
1003
Nominal
Resistance
3 significant
figures + 1
multiplier
“R” indicates
decimal on
value <100Ω
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
14
F
Tolerance
D: ±0.5%
F: ±1%
11/29/05
KOA Speer Electronics, Inc. • Bolivar Drive • P Box 547 • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
.O.
