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RK73G
resistors
c L c W Solder Plating t d Protective Coating Resistive Inner Film Electrode Ni Plating Ceramic Substrate
thick film 0.5%, 1% tolerance, 50ppm/C chip resistor
EU
features * High precision resistor with T.C.R. of 50 ppm/C and tolerance of 0.5% or 1% * RuO2 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
1H (0201) 1E (0402) 1J (0603) 2A (0805) 2B (1206)
.024.001 .012.001 .004.002 .006.002 .009.012 (0.60.03) (0.30.03) (0.10.05) (0.150.05) (0.230.03) .039 (1.0
+.004 -.002 +0.1 ) -0.05 +.002 .02.002 .008.004 .01 -.004 .014.002 (0.50.05) (0.20.1) (0.25 +0.05) (0.350.05) -0.1
.063.008 .031.004 .012.004 .012.004 .018.004 (1.60.2) (0.80.1) (0.30.1) (0.30.1) (0.450.1) .079.008 .049.004 .016.008 (2.00.2) (1.250.1) (0.40.2) .126.008 .063.008 (3.20.2) (1.60.2) .02.012 (0.50.3) .012 (0.3 .016 (0.4
+.008 -.004 +0.2 ) -0.1 +.008 -.004 +0.2 ) -0.1
Derating Curve
100 80 % Rated Power 60 40 20 0 -60 -40 -55
1H 1E, 1J, 2A, 2B
.02.004 (0.50.1) .024.004 (0.60.1)
-20
0
20 40 60 80 70 Ambient Temperature (C)
100 120 140 125 155
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" 2mm 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 <100
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.
12/14/08
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KOA Speer Electronics, Inc. * 199 Bolivar Drive * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com
RK73G
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 @ 70C 1/10W (.05W) 1/16W (.063W) 1/10W (.10W) 1/8W (.125W) 1/4W (.25W) 50 10 - 1M 10 - 1M 150V 200V 200V 400V T.C.R. (ppm/C) Max. Resistance Range E-24, E-96 (D0.5%) 100 - 1M** 10 - 1M Resistance Range E-24, E-96 (F1%) 100 - 1M** Absolute Maximum Working Voltage 25V 50V 75V Absolute Maximum Overload Voltage 50V 100V 150V -55C to +155C Operating Temperature Range -55C to +125C
resistors
* Parenthesis 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 70C 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 25C 1H: +25C/+125C, 1E, 1J, 2A, 2B: +25C/-55C and +25C/+125C Rated Voltage x 2.5 for 5 seconds (2B: Rated Voltage x 2 for 5 seconds)
1%: 1H, 0.4%: 260C 5C, 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% -55C (30 minutes), +125C (30 minutes), 100 cycles 40C 2C, 90%-95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle 70C 2C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle +125C, 1000 hours: 1H +155C, 1000 hours: 1E, 1J, 2A, 2B
For Surface Temperature Rise Graph see Terms & Definitions. 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
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