RK73B general purpose 2%, 5% tolerance thick film chip resistor EU s r features o t s • Products with lead-free terminations si e meet EU RoHS requirements. EU RoHS r regulation is not intended for Pb-glass contained in electrode, resistor element and glass. • AEC-Q200 Qualified: 0201 (1H), 0402 (1E), 0603 (1J), 0805 (2A), 1206 (2B), 1210 (2E), 2010 (2H/W2H), 2512 (3A/W3A/W3A2) dimensions and construction Type* Dimensions inches (mm) L (Inch Size Code) L W c d t c c 1F .015±.001 .007±.001 .004±.001 .004±.001 .005±.001 (01005) (0.4±0.02) (0.2±0.02) (0.10±0.03) (0.11±0.03) (0.13±0.02) W 1H .024±.001 .012±.001 .004±.002 .006±.002 .009±.001 Solder (0201) (0.6±0.03) (0.3±0.03) (0.1±0.05) (0.15±0.05) (0.23±0.03) Plating t Ni 1E .039 +-..000042 .02±.002 .008±.004 .01 +-..000024 .014±.002 Plating (0402) (1.0 +0.1 ) (0.5±0.05) (0.2±0.1) (0.25 +0.05) (0.35±0.05) -0.05 -0.1 d Protective Resistive Inner Coating Film Electrode 1J .063±.008 .031±.004 .012±.004 .012±.004 .018±.004 Ceramic (0603) (1.6±0.2) (0.8±0.1) (0.3±0.1) (0.3±0.1) (0.45±0.1) Substrate Derating Curve 2A .079±.008 .049±.004 .016±.008 .012 +-..000084 .02±.004 (0805) (2.0±0.2) (1.25±0.1) (0.4±0.2) (0.3 +0.2) (0.5±0.1) 100 100 -0.1 2B .063±.008 80 80 wer 1H, 1EW, 12JH, ,2 WA,3 2AB (,1 2WE), (1206) .126±.008 (1.6±0.2) 4600 1F 1 E , 31AH3,, A W1, J2W, H22,AH W,, 23WBA3, A2E, 2H, % Rated Po4600 W3A2 (122E10) (3.2±0.2) .1(20.26±±.00.20)8 .(001.46 ++--00..00..1200)84 20 20 2H 00 20 40 60 80 100 120 140 160 180 -060 -40 -20 0 20 40 60 80 100120 140 160 (2010) .197±.008 .098±.008 Am7b0ient Temperatur1e25 155 -55 Terminal Part Temperatu9r5e 125 155 W2H (5.0±0.2) (2.5±0.2) .02±.012 .026±.006 .024±.004 (°C) (°C) (2010) (0.5±0.3) (0.65±0.15) (0.6±0.1) For resistors operated at an ambient For resistors operated at a terminal part temperature of 70°C or above, a power temperature of described for each size or 3A .016 +-..000084 rwaittihn gth seh aabll obvee ddeerraatetindg i nc uarcvceo.rdance aabccoovred ,a an cpeo wweitrh r athtien ga bsohvaell bdee rdaetinragt ecdu rivne. (2512) .248±.008 .122±.008 (0.4 +-00..12) Please refer to “Introduction of the derating W3A/W3A2 (6.3±0.2) (3.1±0.2) .026±.006 curve based on the terminal part temperature” (2512) (0.65±0.15) in the beginning of our catalog before use. ordering information * Parentheses indicate EIA package size codes. RK73B 2B T TD 102 J Termination Nominal Type Size Packaging Tolerance Material Resistance 1F T: Sn TX: 01005 only: 4mm width - 1mm pitch plastic embossed 2 significant G:±2% 1H (1F ~ W3A2) TBL:01005 only: 2mm pitch pressed paper figures + 1 J: ±5% 1E Contact factory TA: 0201 only: 1mm pitch pressed paper multiplier for below options: TC: 0201 only: 7" 2mm pitch pressed paper “R” indicates 21AJ L(1: ES,n 1PJb, 2A, 2B, T C D :( T 0C2:0 110 o,0n0ly0: p1c0s"/ r2emelm, T pCitMch: 1p5re,0s0se0d p pcsa/preeerl) dvaelcuiem <a1l 0oΩn 2B TPD: 0402 only: 10" plastic embossed 2E, 2H, 3A) 2E TPL:0402 only: 2mm pitch punched paper G: Au TP: 0402, 0603 & 0805: 7" 2mm pitch punched paper W2H (1E ~ 2A: TD: 0603, 0805, 1206 &1210: 7" 4mm pitch punched paper W3A 10Ω~ 1MΩ) TDD: 0603, 0805, 1206 &1210: 10" paper tape 2H TE: 0805, 1206, 1210, 2010 & 2512: 7" plastic embossed 3A TED: 0805, 1206, 1210, 2010 & 2512: 10" plastic embossed New W3A2 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. 10/31/17 13 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com

RK73B general purpose 2%, 5% tolerance thick film chip resistor re applications and ratings s is t Rated Rated Resistance Range Maximum Maximum Operating o Part Power Terminal T.C.R. r Ambient Working Overload Temperature s Designation Rating Temp. Part (x10-6/K) G±2% J±5% Voltage Voltage Range Temp. E-24 E-24 ±200 100kΩ - 1MΩ 100kΩ - 10MΩ RK73B1F 0.03W — ±250 10Ω - 91kΩ 10Ω - 91kΩ 20V -55°C to (01005) 30V +125°C 0~+300 1Ω - 9.1Ω 1Ω - 9.1Ω RK73B1H ±200 10Ω - 10MΩ 10Ω - 10MΩ (0201) 0.05W ±400 — 1Ω - 9.1Ω 25V 50V RK(07430B21)E 0.1W ±200 1Ω - 10MΩ 1Ω - 10MΩ 50V ±200 1.1kΩ - 1MΩ 1.1kΩ - 10MΩ 100V RK73B1J 0.1W ±400 — 11MΩ - 22MΩ 75V (0603) 0.125W ±200 1Ω - 1kΩ 1Ω - 1kΩ RK73B2A ±200 1Ω - 1MΩ 1Ω - 1MΩ 0.25W 150V 200V (0805) 70°C ±400 1.1MΩ - 10MΩ 1.1MΩ - 10MΩ 125°C RK73B2B 0.25W ±200 1Ω - 5.6MΩ 1Ω - 5.6MΩ -55°C to (1206) ±400 6.2MΩ - 10MΩ 6.2MΩ - 22MΩ +155°C ±200 10Ω - 5.6MΩ 1Ω - 5.6MΩ RK73B2E 0.50W 200V 400V (1210) ±400 — 6.2MΩ - 10MΩ RK73BW2H/2H ±200 10Ω - 5.6MΩ 1Ω - 5.6MΩ 0.75W (2010) ±400 — 6.2MΩ - 22MΩ RK73BW3A/3A ±200 10Ω - 5.6MΩ 1Ω - 5.6MΩ 1.0W 200V 400V (2512) ±400 — 6.2MΩ - 22MΩ W RK73BW3A2 ±200 10Ω - 5.6MΩ 1Ω - 5.6MΩ NE (2512) 2.0W –– 95°C ±400 — 6.2MΩ - 22MΩ 200V 400V Rated voltage = √Power rating x resistance value or max. working voltage, whichever is lower If any questions arise on whether to use the “Rated Ambient Temperaute” or the “Rated Terminal Part Temperature” in your usage conditions, please give priority to the “Rated Terminal Part Temperature.” Prior to use and for more details, refer to “Introduction of the derating curves based on the terminal part temperature” in the beginning of our catalog. Temperature rise at high power will depend on PCB layout. Be sure to contact factory prior to use and monitor terminal part temperature. environmental applications Performance Characteristics Requirement ∆ R (%+0.1Ω) Parameter Limit Typical Test Method Resistance Within specified tolerance — 25°C T.C.R. Within specified T.C.R. — +25°C/-55°C and +25°C/+125°C ±1%: 1F Rated Voltage x 2.5 for 5 seconds Overload (Short time) ±2% ±0.5%: Another (1E, 2B, W3A2: Rated Voltage x 2 for 5 seconds) ±0.5%: 1F~W3A2 Resistance to Soldering Heat ±1%: 1F~W3A2 (10Ω≤R≤1MΩ) (10Ω≤R≤1MΩ); ±1%: 260°C ± 5°C, 10 seconds ± 1 second ±3%: 1F~W3A2 (R<10Ω, R>1MΩ) 1F~W3A2 (R<10Ω, R>1MΩ) ±1%: 1F ±0.5%: 1F Rapid Change of Temperature -55°C (30 minutes), +125°C (30 minutes), 100 cycles ±0.5%: Another ±0.3%: Another ±0.75%: 1J, 2A, 2B ±2%: 1J, 2A, 2B 40°C ± 2°C, 90%-95% RH, 1000 hours, 1.5 hr ON, Moisture Resistance ±1.5%: 1F ±3%: Another 0.5 hr OFF cycle ±1%: Another ±2%: 1J, 2A, 2B ±0.75%: 1J, 2A, 2B Endurance at 70°C 70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle ±3%: Another ±1%: Another ±0.5%: 1F +125°C, 1000 hours: 1F; +155°C, 1000 hours: 1E, 1H, High Temperature Exposure ±1% ±0.3%: Another 1J, 2A, 2B, 2E, 2H/W2H, 3A/W3A/W3A2 Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 10/31/17 14 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com

Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: K OA Speer: RK73B2ALTD332J RK73B2ELTD332J RK73B2HTTE474J RK73B3ALTE9R1J RK73B2HTTE8R2J RK73B3ALTE333J RK73B2HTTE470J RK73B3ALTE331J RK73B3ALTE330J RK73B3ALTE334J RK73B1ELTP105J RK73B1ELTP104J RK73B1ELTP106J RK73B1ELTP100J RK73B1ELTP102J RK73B1ELTP103J RK73B1ELTP222J RK73B2HLTE751J RK73B2ELTE751J RK73B2BLTE751J RK73B1JLTD513J RK73B1JLTD470J RK73B1JLTD472J RK73B1HLTB394J RK73B1JLTD474J RK73B1JTTDD200J RK73B1JLTD475J RK73B1JLTD471J RK73B1JLTD9R1J RK73B2HLTE131J RK73B1JTTD472J RK73B1JTTD474J RK73B1JLTDD2R2J RK73B1JTTDD2R2J RK73B2BLTE221J RK73B2HLTE2R0J RK73B2BLTE2R2J RK73B2ALTE221J RK73B2ALTE223J RK73B1ELTP271J RK73B2BLTE2R7J RK73B2HLTE224J RK73B2ELTE221J RK73B1ELTP272J RK73B2BLTE222J RK73B2BTTDD2R2J RK73B1ELTP270J RK73B2HLTE2R7J RK73B2ALTED753J RK73B1ELTP274J RK73B2ELTE222J RK73B2HLTE223J RK73B1ELTP275J RK73B2ALTE222J RK73B2HLTE221J RK73B2HLTE2R2J RK73B2HLTE220J RK73B2BLTE220J RK73B1ELTP273J RK73B2HLTE222J RK73B1ELTP184J RK73B1ELTP183J RK73B1ELTP181J RK73B1ELTP180J RK73B1ELTP185J RK73B2HLTE330J RK73B1ELTP182J RK73B2HLTE130J RK73B2BLTD200J RK73B2BLTD205J RK73B2ALTD201J RK73B2BLTD204J RK73B2ALTD204J RK73B2ELTD201J RK73B2BLTD3R0J RK73B2BLTD203J RK73B1ELTP301J RK73B2BLTD201J RK73B2BLTD434J RK73B1JLTD752J RK73B2BLTD432J RK73B2HLTE112J RK73B2HLTE132J RK73B2BLTE110J RK73B3ALTE152J RK73B2BLTDD472J RK73B1JLTD433J RK73B2ALTDD223J RK73B3ALTE100J RK73B3ALTE102J RK73B2BLTDD104J RK73B3ALTE106J RK73B3ALTE105J RK73B2BLTDD103J RK73B2ALTED471J RK73B2BLTDD102J RK73B3ALTE104J RK73B3ALTE101J RK73B3ALTE103J RK73B2BTTDD101J