New Product Announcement April 2014 NTC Chip Thermistors The News: Ametherm introduces new NTC chip thermistors for high-accuracy temperature measurement. Key Benefits: Wide range of resistance values at 25 °C from 100 Ω to 500 kΩ Precision tolerances to 1 % Fast thermal response times Provide an alternative to thermocouples in precision circuits Measure 1.27 mm by 1.27 mm with profiles from 0.5 mm to 3.8 mm Wide range of TCR values High-temperature operation to +150 °C Dissipation constant of 2 mw/°C Thermal time constants down to 2 s RoHS compliant Available in epoxy coated and uncoated configurations Target Applications: Temperature measurement, compensation, and control in fan motor controls, fluid levels, and temperature sensors in a wide range of end products Key Specifications: Part Number 05CA101K 05CA151K 05CA201K 05CA251K 05CA301K 05CA401K 05CA501K 05CB102K 05CB152K 05CB202K 05CB302K 05CB402K 05CB502K 05CC802K 05CC103K Resistance @ 25°C (Ω) 100 150 200 250 300 400 500 1,000 1,500 2,000 3,000 4,000 5,000 8,000 10,000 R-T curve A A A A A A A B B B B B B C C Profile (mm) 0.5 0.64 0.76 1.0 1.27 1.78 2.0 0.5 0.64 0.76 1.27 1.78 2.0 0.5 0.64 Dissipation constant (mW/°C) 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 Thermal time constant (s) 2 2 2 2 3 3 3 2 2 2 3 3 3 2 2 New Product Announcement April 2014 05CC153K 05CC203K 05CC253K 05CC303K 05CE104K 05CE154K 05CE204K 05CE304K 05CE404K 05CE504K 15,000 20,000 25,000 30,000 100,000 150,000 200,000 300,000 400,000 500,000 C C C C E E E E E E 0.89 1.27 1.52 1.9 0.76 1.14 1.52 2.29 3.0 3.8 2 2 2 2 2 2 2 2 2 2 2 3 3 3 2 2 2 3 3 3 The Context: Recently acquired from Measurement Specialties, Ametherm's NTC chip thermistors offer designers a wide range of resistance at 25 °C to choose from, with precision tolerances to 1 %. The devices feature a dissipation constant of 2 mw/°C and thermal time constants down to 2 s for fast response times. Providing an alternative to thermocouples in precision circuits, the NTC chip thermistors deliver high stability and maximum sensitivity for temperature measurement, compensation, and control in a wide range of end products. Availability: Offered through Digi-Key, Mouser, Dexter Magnetic Technologies, and PUI, samples and production quantities of the NTC chip thermistors are available now, with lead times of six weeks. Download this New Product Announcement as a PDF: http://www.ametherm.com/download/ntc-chip-thermistor-npa-april-2014.pdf Request a Sample: Call 800-808-2434 (toll free in the United States) or 775-884-2434 from outside the US and Canada.