NTCASCWE3 www.vishay.com Vishay BCcomponents NTC Thermistors, Screw Threaded Sensors FEATURES • Easy mounting with screw • Rugged construction • UL recognized, file E148885 (UL category XGPU2) • Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 APPLICATIONS • Temperature measurement, sensing and control • Suitable for surface temperature applications, especially when a good electrical insulation and a good thermal contact with the chassis is required DESCRIPTION QUICK REFERENCE DATA PARAMETER VALUE UNIT The thermistors are made of NTC ceramic material reflow soldered between two solid tinned copper wires or low thermal conducting 0.5 mm solid tinned nickel wires and potted in the head of passivated aluminum (size M4). Resistance value at 25 °C 1K to 470K Tolerance on R25-value ± 1, ± 2, ± 5 % PACKAGING B25/85-value 3528 to 4570 K Tolerance on B25/85-value ± 0.5 to ± 2.5 % The thermistors are packed in cardboard boxes; the smallest packaging quantity is 100 units. DESIGN-IN SUPPORT Operating temperature range at: Zero dissipation -25 to +100 Maximum power dissipation °C 0 to +55 For complete Curve Computation, visit: www.vishay.com/thermistors/ntc-curve-list/ MARKING 23 mW/K Maximum power dissipation 500 mW Thermal time constant (1) 7.5 s Min. dielectric withstanding voltage between terminals and Al case 1500 VAC By means of a washer and M4 nut supplied with the device or in a threaded screw hole. Applied torque shall not exceed 1.2 Nm. Leads to be soldered or crimped. Insulation resistance between terminals and Al case min. 100 M DIMENSIONS in millimeters 1.5 g Dissipation factor (1) Weight 4 digits marking indicating resistance value and tolerance in accordance with the information in Electrical Data and Ordering Information table. MOUNTING Notes • Other R25-values and tolerances are available upon request • Insulated leads available upon request (1) Measured with screw mounted on an aluminum heatsink of 100 cm2, thickness 1.5 mm, in still air at Tamb = +25 °C 5.5 min. Ød M4 37 ± 3 8 ± 0.1 6.7 max. 8 max. Component outline ELECTRICAL DATA AND ORDERING INFORMATION R25 () 1000 2200 4700 4700 4700 10 000 10 000 10 000 12 000 15 000 47 000 100 000 100 000 100 000 150 000 470 000 R25-TOL. (± %) 5 5 1 2 5 1 2 5 5 5 5 1 2 5 5 5 Revision: 20-Mar-17 B25/85 (K) 3528 3977 3977 3977 3977 3977 3977 3977 3740 3740 4090 4190 4190 4190 4370 4570 B25/85-TOL. (± %) 0.5 0.75 0.75 0.75 0.75 0.75 0.75 0.75 1.5 1.5 1.5 1.5 1.5 1.5 2.5 2 LEADS DIAMETER Ø d (mm) 0.6 0.6 0.5 0.5 0.6 0.5 0.5 0.6 0.6 0.6 0.6 0.5 0.5 0.6 0.6 0.6 SAP MATERIAL AND ORDERING NUMBER NTCASCWE3102J NTCASCWE3222J NTCASCWE3472F NTCASCWE3472G NTCASCWE3472J NTCASCWE3103F NTCASCWE3103G NTCASCWE3103J NTCASCWE3123J NTCASCWE3153J NTCASCWE3473J NTCASCWE3104F NTCASCWE3104G NTCASCWE3104J NTCASCWE3154J NTCASCWE3474J MARKING CODE 102J 222J 472F 472G 472J 103F 103G 103J 123J 153J 473J 104F 104G 104J 154J 474J Document Number: 29065 1 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 Legal Disclaimer Notice www.vishay.com Vishay Disclaimer ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE. 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Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining applications or for any other application in which the failure of the Vishay product could result in personal injury or death. Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners. © 2017 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED Revision: 08-Feb-17 1 Document Number: 91000