NTC Thermistors Types RL35/40/45 Uncoated Disc With Radial Leads Description Point-matched disc thermistor with bare lead-wires. Features Low cost solid-state sensor Suitable for PCB and probe mountings Resistance tolerances down to 2% Available in a wide range of material systems High sensitivity to changes in temperature Also available with epoxy coating Suitable for temperature measurement, control and Available on tape and reel to EIA RS-468A for compensation automatic insertion Excellent mechanical strength Wide operating temperature range: -58F to 302F (-50C to 150C) Amphenol Advanced SensorsTypes RL35/40/45 Specifications Type Ro 25C Material Beta A B d t Number W Systems 25/85 in mm in mm (mW/K) (sec.) RL3504-31.2-73-K 50 D7.3 3468 0.370 9.40 .130 3.30 7.5 45 Diameter 0.25 in RL4006-29.7-85-K 50 D8.5 3772 0.430 10.92 .150 3.81 9.0 40 (6.4 mm) refer to table RL4005-116-95-K 200 D9.5 3965 0.430 10.92 .140 3.56 9.0 40 RL4004-175-97-K 300 D9.7A 3972 0.430 10.92 .130 3.30 9.0 40 1.5 in (38 mm) min RL4005-2670-140-K 5K D14.0 4615 0.430 10.92 .140 3.56 9.0 40 RL4005-5267-150-K 10K D15.0 4728 0.430 10.92 .140 3.56 9.0 40 RL4504-3.28-59-K* 5 D5.9 3096 0.480 12.19 .140 3.56 10.0 60 B thickness 24 awg tinned copper for RL 35s 22 awg tinned copper for RL 40s and RL 45s refer to table Options Other resistances and tolerances at other temperatures available. Resistance tolerance codes: G = 2% J = 5% K = 10% L = 15% M = 20% Alternative lead lengths, lead materials, insulations The - K suffix is the same as the DI suffix in earlier catalogs www.amphenol-sensors.com Amphenol 2014 Amphenol Corporation. All Rights Reser ved. Specifications are subject to change without notice. Other company names and product names used in this document are the registered trademarks or Advanced Sensors trademarks of their respective owner s. AAS-920-415A-04/2014