NTC Type NDM Thermometrics Epoxy-Coated Chip Thermistor Description Features A range of epoxy-coated chips with bare 0.007 in (0.2 mm) tinned copper lead wires. • Designed for accurate temperature measurement, control and compensation • Tight tolerances on resistance and B value • Operation up to 311°F (155°C) with excellent stability • Small body size • Fast response • Epoxy resin provides voltage insulation • Suitable for automotive, HVAC and white goods applications • RoHS compliant Amphenol Advanced Sensors Type NDM Specifications Epoxy-coated chip thermistor R25 W Material System B Value 25/85°C K Maximum Operating Temperature °F (°C) Code R25°C ± 1% Code R25°C ± 2% Code R25°C ± 3% Code R25°C ± 5% Code R25°C ± 10% 1000 2 3540 ± 1% 257 (125) NDM102C2R1 NDM102C2R2 NDM102C2R3 NDM102C2R5 NDM102C2R10 2000 2 3540 ± 1% 257 (125) NDM202C2R1 NDM202C2R2 NDM202C2R3 NDM202C2R5 NDM202C2R10 5000 2 3540 ± 1% 257 (125) NDM502C2R1 NDM502C2R2 NDM502C2R3 NDM502C2R5 NDM502C2R10 1000 2A 3627 ± 1% 257 (125) NDM102C2AR1 NDM102C2AR2 NDM102C2AR3 NDM102C2AR5 NDM102C2AR10 2000 2A 3627 ± 1% 257 (125) NDM202C2AR1 NDM202C2AR2 NDM202C2AR3 NDM202C2AR5 NDM202C2AR10 5000 2A 3627 ± 1% 257 (125) NDM502C2AR1 NDM502C2AR2 NDM502C2AR3 NDM502C2AR5 NDM502C2AR10 2700 1 3977 ± 0.75% 311 (155) NDM272C1R1 NDM272C1R2 NDM272C1R3 NDM272C1R5 NDM272C1R10 5000 1 3977 ± 0.75% 311 (155) NDM502C1R1 NDM502C1R2 NDM502C1R3 NDM502C1R5 NDM502C1R10 10000 1 3977 ± 0.75% 311 (155) NDM103C1R1 NDM103C1R2 NDM103C1R3 NDM103C1R5 NDM103C1R10 30000 1 3977 ± 0.75% 311 (155) NDM303C1R1 NDM303C1R2 NDM303C1R3 NDM303C1R5 NDM303C1R10 50000 1 3977 ± 0.75% 311 (155) NDM503C1R1 NDM503C1R2 NDM503C1R3 NDM503C1R5 NDM503C1R10 10000 4A 3436 ± 1% 311 (155) NDM103C4AR1 NDM103C4AR2 NDM103C4AR3 NDM103C4AR5 NDM103C4RA10 12000 5 3740 ± 1% 257 (125) NDM123C5R1 NDM123C5R2 NDM123C5R3 NDM123C5R5 NDM123C5R10 See separate tables for resistance - temperature data. Options • Other resistance values within the ranges shown; e.g., code NDM152C2R1 for 1500 Ω ±1% at 77°F (25ºC) in the range of 32°F (0ºC) up to the maximum operating temperature 0.195 in (5 mm) max 0.095 in (2.4 mm) max • Reference temperatures • Wire lengths 1.181 in to 23.62 in (30 mm to 600 mm) (±1 mm or ±2%, whichever is the greater) 0.117 in (3 mm) max Ø 0.00787 in (0.2 mm) • Other wire materials Data • • • • Operating temperature range: -40°F to 311°F (-40°C to 155°C) Thermal time constant: <10s Dissipation factor: 2.2 mW/K Voltage insulation: 500 VDC Amphenol Advanced Sensors 0.095 in (2.4 mm) max 2.5 in (65 mm) min NTC Type NDM Dimensions www.amphenol-sensors.com © 2015 Amphenol Corporation. All Rights Reserved. Specifications are subject to change without notice. Other company names and product names used in this document are the registered trademarks or trademarks of their respective owners. AAS-920-575B - 09/2015