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| Temperature Measurement Leaded Disks Applications I Temperature compensation I Temperature measurement I Temperature control B57891 M 891 3,5 max. 3 max. 3,5 max. Features I I I I I Wide resistance range Cost-effective Lacquer-coated thermistor disk Leads: copper-clad Fe wire, tinned Marked with resistance and tolerance o0,5 36 _ 1 TNT0390-J 2,5 Delivery mode Bulk (standard), cardboard tape, reeled or in Ammo pack Dimensions in mm Approx. weight 0,2 g Climatic category (IEC 60068-1) Max. power at 25 C www..com Resistance tolerance Rated temperature B value tolerance Dissipation factor (in air) Thermal cooling time constant (in air) Heat capacity P25 R N/R N TN B/B th c Cth 55/125/21 200 5 %, 10 % 25 3% approx. 3,5 approx. 12 approx. 40 mW C mW/K s mJ/K R 25 No. of R/T characteristic 1009 1008 1013 2003 2003 2003 4901 2004 2904 2904 4012 4012 B 25/100 K 3930 3560 3900 3980 3980 3980 3950 4100 4300 4300 4355 4355 80 05/02 Ordering code 1k 1,5 k 2,2 k 3,3 k 4,7 k 6,8 k 10 k 15 k 22 k 33 k 47 k 68 k B57891M0102+000 B57891M0152+000 B57891M0222+000 B57891M0332+000 B57891M0472+000 B57891M0682+000 B57891M0103+000 B57891M0153+000 B57891M0223+000 B57891M0333+000 B57891M0473+001 B57891M0683+001 Temperature Measurement Leaded Disks B57891 M 891 R 25 No. of R/T characteristic 4003 2005 2005 2007 2006 B 25/100 K 4450 4600 4600 4830 5000 Ordering code 100 k 150 k 220 k 330 k 470 k B57891M0104+000 B57891M0154+000 B57891M0224+000 B57891M0334+000 B57891M0474+000 +: J for RN/RN = 5 % K for RN/RN = 10 % Reliability data Test Storage in dry heat Standard IEC 60068-2-2 Test conditions Storage at upper category temperature T: 125 C t: 1000 h Temperature of air: 40 C Relative humidity of air: 93 % Duration: 21 days R 25/R25 (typical) <3% Remarks No visible damage Storage in damp heat, steady state Rapid temperature cycling Endurance Long-term stability (empirical value) IEC 60068-2-3 IEC 60068-2-14 <2% No visible damage No visible damage No visible damage No visible damage Lower test temperature: - 55 C < 2 % Upper test temperature: 125 C Number of cycles: 100 P max: 200 mW t: 1000 h Temperature: 125 C t: 10 000 h <3% <5% 81 05/02 Herausgegeben von EPCOS AG Unternehmenskommunikation, Postfach 80 17 09, 81617 Munchen, DEUTSCHLAND ++49 89 636 09, FAX (0 89) 636-2 26 89 ( EPCOS AG 2002. Vervielfaltigung, Veroffentlichung, Verbreitung und Verwertung dieser Broschure und ihres Inhalts ohne ausdruckliche Genehmigung der EPCOS AG nicht gestattet. Bestellungen unterliegen den vom ZVEI empfohlenen Allgemeinen Lieferbedingungen fur Erzeugnisse und Leistungen der Elektroindustrie, soweit nichts anderes vereinbart wird. Diese Broschure ersetzt die vorige Ausgabe. Fragen uber Technik, Preise und Liefermoglichkeiten richten Sie bitte an den Ihnen nachstgelegenen Vertrieb der EPCOS AG oder an unsere Vertriebsgesellschaften im Ausland. Bauelemente konnen aufgrund technischer Erfordernisse Gefahrstoffe enthalten. Auskunfte daruber bitten wir unter Angabe des betreffenden Typs ebenfalls uber die zustandige Vertriebsgesellschaft einzuholen. Published by EPCOS AG Corporate Communications, P.O. Box 80 17 09, 81617 Munich, GERMANY ++49 89 636 09, FAX (0 89) 636-2 26 89 EPCOS AG 2002. Reproduction, publication and dissemination of this brochure and the information contained therein without EPCOS' prior express consent is prohibited. Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers' Association), unless otherwise agreed. This brochure replaces the previous edition. For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or the international Representatives. Due to technical requirements components may contain dangerous substances. For information on the type in question please also contact one of our Sales Offices. ( |
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