CT Thermistor (high temperature type)

The axial glass encapsulated CT series thermistor features excellent reliability and high heat resistance. SEMITEC’S CT thermistors are fully compliant with RoHS DIRECTIVE2011/65/EU.

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Applications

Home electronics, HVAC equipment, water heaters, kitchen appliances, solar systems, vending machines, refrigerated display cases, batteries, refrigerators

Part number

Dimensions

Rating

Part No.	Rated zero-power resistance^※1			Temperature	B-value^※2	Dissipation factor ｍW/℃	Thermal time constant (s)^※3	Rated power mW at 25℃	Operating Temperature range ℃	Lead wire	Dimensions
Part No.	Temperature (℃)	Resistance (kΩ)	Tolerance	Temperature	B-value^※2	Dissipation factor ｍW/℃	Thermal time constant (s)^※3	Rated power mW at 25℃	Operating Temperature range ℃	Lead wire	Dimensions
252CT-4	25℃	2.50kΩ	±5％	25/85	3670K±2％	approx. 2.1	approx. 10〜 20	10.5	−50〜＋250	Nickel plating	Figure1
512CT-4		5.10kΩ			3200K±2％				−50〜＋200
562CT-4		5.60kΩ			3200K±2％				−50〜＋200
912CT-4		9.10kΩ			3270K±2％				−50〜＋250
103CT-4		10.0kΩ			3270K±2％
113CT-4		11.0kΩ			3270K±2％
203CT-4		20.0kΩ			3410K±2％
473CT-4		47.0kΩ			3610K±2％
513CT-4		51.0kΩ			3610K±2％
563CT-4		56.0kΩ			3610K±2％
104CT-4		100 kΩ			3450K±2％
204CT-4		200 kΩ			3500K±2％
252CT-20218	0℃	7.881kΩ	±3%	25/50	3745K±2%				−40〜+150	Tin plating	Figure2
103CT-11005	25℃	10.0kΩ	±2%	25/50	3680K±2%				−30〜+150
103CT-21048	25℃	10.0kΩ	±3%	25/85	4100K±2%				−40〜+150
103CT-01006	25℃	10.0kΩ	±5%	25/85	3900K±2%				−30〜+150
103CT-20217	0℃	30.0kΩ	±2%	25/50	3434K±2%				−40〜+150
503CT-91027	50℃	19.727kΩ	±2.5%	25/85	3992K±2%
104CT-90113	25℃	100.0kΩ	±5%	25/85	4070K±2%
503CT-90083	85℃	5.911kΩ	±3%	25/85	3800K±2%				−40〜+250	Nickel plating

※1：Rated zero-power resistance at 25℃
※2：B-value determined by rated zero-power resistance at 25℃ and 85℃
※3：Time required to reach 63.2% of temperature difference. Measured in still air.

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