thick film 0.5%, 1% tolerance, 50ppm/°C
chip resistor
RK73G
EU
% Rated Power
resistors
c
L
c
W
t
d
Protective
Coating
Resistive Inner
Film
Electrode
Ceramic
Substrate
features
•
High precision resistor with T.C.R. of
±50 ppm/°C and tolerance of ±0.5% or 1%
•
RuO
2
thick film resistor element
•
Marking: Four-digit, white on black (1E) and 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 EU RoHS
requirements. Pb located in glass material, electrode
and resistor element is exempt per Annex 1, exemption
5 of EU directive 2005/95/EC
dimensions and construction
Type
(Inch Size Code)
L
Dimensions
inches
(mm)
W
c
d
t
Solder
Plating
Ni
Plating
1H
(0201)
1E
(0402)
1J
(0603)
2A
(0805)
2B
(1206)
.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)
.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)
.126±.008 .063±.008
(3.2±0.2)
(1.6±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
Derating Curve
100
80
60
40
20
0
-60 -40
-55
-20
0
80
70
Ambient Temperature
(°C)
20
40
60
100 120
140
125
155
1H
1E, 1J, 2A, 2B
.02±.004
(0.5±0.1)
.024±.004
(0.6±0.1)
ordering information
New Part #
RK73G
Type
1J
Size
1H
1E
1J
2A
2B
T
Termination
Material
T: Sn
(1H, 1E, 1J,
2A, 2B)
L: SnPb
(1E, 1J, 2A, 2B)
TD
Packaging
TA: 0201 only: 1mm pitch pressed paper
TC: 0201 only: 7" 2mm pitch pressed paper
(TC: 10,000 pcs/reel, TCM: 15,000 pcs/reel)
TPL: 0402 only: 2mm pitch punch paper
TP: 0402, 0603, 0805: 7" 2mm pitch
punch paper
TD: 0603, 0805, 1206: 7" 4mm pitch
punched paper
TDD: 0603, 0805, 1206: 10" paper tape
TE: 0805, 1206: 7" punched plastic
TED: 0805, 1206: 10" punched plastic
For further information on packaging,
please refer to Appendix A
1003
Nominal
Resistance
3 significant
figures +
1 multiplier
“R” indicates
decimal on
value <100Ω
F
Tolerance
D: ±0.5%
F: ±1%
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
11/05/09
12
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
thick film 0.5%, 1% tolerance, 50ppm/°C
chip resistor
applications and ratings
Part
Designation*
RK73G1H
(0201)
RK73G1E
(0402)
RK73G1J
(0603)
RK73G2A
(0805)
RK73G2B
(1206)
Power
Rating
@ 70°C
1/10W (.05W)
1/16W (.063W)
1/10W (.10W)
1/8W (.125W)
1/4W (.25W)
±50
10Ω - 1MΩ
10Ω - 1MΩ
150V
200V
200V
400V
T.C.R.
(ppm/°C)
Max.
Resistance
Range
E-24, E-96
(D±0.5%)
100Ω - 1MΩ**
10Ω - 1MΩ
Resistance
Range
E-24, E-96
(F±1%)
100Ω - 1MΩ**
Absolute
Maximum
Working
Voltage
25V
50V
75V
Absolute
Maximum
Overload
Voltage
50V
100V
150V
-55°C to +155°C
Operating
Temperature
Range
-55°C to +125°C
* Parentheses indicate EIA package size codes.
** RK73G1H available in E-24 decade values only
environmental applications
Performance Characteristics
Parameter
Resistance
T.C.R.
Overload (Short time)
Resistance to Solder Heat
Rapid Change of Temperature
Moisture Resistance
Endurance at 70°C
High Temperature Exposure
Requirement
∆
R
Limit
Typical
Within specified
—
tolerance
Within specified
—
T.C.R.
±2%
±1%
±0.5%
±2%: 1J, 2A, 2B
±3%: 1H, 1E
±2%: 1J, 2A, 2B
±3%: 1H, 1E
±1%
±0.6%
Test Method
25°C
1H: +25°C/+125°C, 1E, 1J, 2A, 2B: +25°C/-55°C and +25°C/+125°C
Rated Voltage x 2.5 for 5 seconds
(2B: Rated Voltage x 2 for 5 seconds)
±1%: 1H, ±0.4%:
260°C ± 5°C, 10 seconds ± 1 second
1E, 1J, 2A, 2B
±0.3%
±0.6%: 1J, 2A,
2B; ±1%: 1H, 1E
±0.6%: 1J, 2A,
2B; ±1%: 1H, 1E
±0.6%
-55°C (30 minutes), +125°C (30 minutes), 100 cycles
40°C ± 2°C, 90%-95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
+125°C, 1000 hours: 1H
+155°C, 1000 hours: 1E, 1J, 2A, 2B
For Surface Temperature Rise Graph see Environmental Applications. Additional environmental applications can also be found at 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.
10/30/08
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
13
resistors
RK73G
PCB Design
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