 |
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
| Datasheet File OCR Text: |
| LA73 thick film linear positive tempco thermistor EU features * * * * Anti-leaching nickel barrier terminations Twenty-five specifiable temperature characteristics Marking: Black three-digit on orange body color 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 circuit protection 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 1J (0603) 2A (0805) 2B (1206) .063.008 .031.004 .012.004 .012.004 .018.004 (1.60.2) (0.80.1) (0.30.1) (0.450.1) (0.30.1) .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) .02.008 (0.50.3) .012 (0.3 .016 (0.4 +.008 -.004 +0.2 ) -0.1 +.008 -.004 +0.2 ) -0.1 .02.004 (0.50.1) .024.004 (0.60.1) Ceramic Substrate ordering information New Part # LA73 Type 1J Size Code 1J: 0603 2A: 0805 2B: 1206 T Termination Material T: Sn (Other termination styles available, contact factory for options) TD Packaging TD: 7" paper (5,000 pieces/reel) 101 Resistance Value 2 significant figures + 1 multiplier J Tolerance J: 5% 3300 T.C.R. 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. 11/20/08 150 KOA Speer Electronics, Inc. * 199 Bolivar Drive * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com LA73 thick film linear positive tempco thermistor applications and ratings Thermal Rated Max. Part Dissipation Ambient Working Designation Constant Temp. Voltage (V) (mW/C) LA731J 7.6 25 Resistance Range E-12 LA731J 1K - 10K 680 - 6.8K 470 - 4.7K 470 - 3.9K 330 - 2.7K 330 - 2.7K 220 - 1.8K 220 - 1.2K 100 - 1.2K 100 - 390 68 - 220 33 - 120 22 - 82 LA732A 1K - 10K 680 - 6.8K 470 - 4.7K 470 - 3.9K 330 - 2.7K 330 - 2.7K 220 - 1.8K 220 - 1.2K 100 - 1.2K 100 - 390 68 - 220 33 - 120 22 - 82 LA732B 1K - 10K 680 - 6.8K 470 - 4.7K 470 - 3.9K 330 - 2.7K 330 - 2.7K 220 - 1.8K 220 - 1.2K 100 - 1.2K 100 - 390 68 - 220 33 - 120 22 - 82 Resistance Tolerance T.C.R. (ppm/C) Max. 1000 1200 1400 1600 1800 2000 2200 2400 2600 2800 3000 3300 3600 T.C.R. Tolerance circuit protection 200ppm/C LA732A 8.2 +70C 50 J: 5% LA732B 9.0 50 10% Operating Temp. Range: -55C - +125C environmental applications Derating Curve 100 80 % Rated Power 60 40 20 0 -60 -40 -55 Temperature Characteristics Resistance Changing Rate (R) 40 30 20 10 0 -10 -20 -30 -40 -75 -50 -25 0 25 50 75 100 125 3600ppm/C 3000ppm/C 2000ppm/C 1000ppm/C -20 0 80 70 Ambient Temperature (C) 20 40 60 100 120 140 125 Ambient Temperature (C) Approximate Expression for Resistance-Temperature Characteristics T.C.R. (x10-6/K) 3000 3300 3600 C0 0.926 0.918 0.910 C1 0.00294 0.00325 0.00359 C2 1.1 x 10-7 4.1 x 10-7 1.7 x 10-7 (Values are not guaranteed but typical) RT=R25 (C0+C1T+C2T2) RT: Resistance value at TC R25: Resistance value at 25C T: Ambient temperature (C) C0, C1, C2: Constants 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 (% + 0.05) Limit Typical Within specified -- tolerance Within specified -- T.C.R. 1.0% 0.5% 1.0% 0.5% 1.0% 0.5% 3.0% 1.5% 3.0% 1.5% -- 3% (Ref) Test Method 25C +25C/+75C Rated voltage x 2.5 or maximum working volume x 2 for 5 seconds, whichever is lower 260C 5C, 10 seconds 1 second -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 -40C, 45 minutes 12/31/08 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. * 199 Bolivar Drive * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com 151 |
Price & Availability of LA731J
 |
|
|
|
|
All Rights Reserved © IC-ON-LINE 2003 - 2022 |
| [Add Bookmark] [Contact Us] [Link exchange] [Privacy policy] |
|
Mirror Sites : [www.datasheet.hk]
[www.maxim4u.com] [www.ic-on-line.cn]
[www.ic-on-line.com] [www.ic-on-line.net]
[www.alldatasheet.com.cn]
[www.gdcy.com]
[www.gdcy.net] |