Temperature Sensors - PTC Thermistors
Temperature Sensors - PTC Thermistors
Definition:
PTC (Positive Temperature Coefficient) Thermistors are a specialized type of temperature sensor that exhibit a predictable increase in electrical resistance as temperature rises. These components are widely used for temperature sensing, monitoring, and control in various industrial, automotive, and consumer applications. PTC thermistors are known for their reliability, fast response times, and self-regulating properties, making them ideal for overcurrent protection and temperature compensation circuits.
Types of PTC Thermistors:
1. Ceramic PTC Thermistors Commonly used for overcurrent protection and self-regulating heaters due to their sharp resistance jump at a specific temperature.
2. Polymer PTC Thermistors (PPTC) Often employed in resettable fuses and circuit protection devices, offering flexibility and durability.
3. Silicon PTC Thermistors Provide linear resistance-temperature characteristics, suitable for precision temperature measurement.
4. Surface-Mount PTC Thermistors Designed for compact PCB applications where space efficiency is critical.
Buying Recommendations:
When selecting PTC thermistors, consider the following factors:
- Temperature Range: Ensure the thermistor operates within your application s required temperature limits.
- Resistance-Temperature Curve: Choose between switching-type (sharp resistance change) or linear-type PTCs based on your control needs.
- Accuracy & Stability: High-precision applications may require thermistors with tight tolerance and long-term stability.
- Mounting Style: Select through-hole, surface-mount, or probe-style thermistors based on your assembly requirements.
- Certifications: Check for industry-standard certifications (UL, RoHS, AEC-Q200 for automotive) if compliance is necessary.
PTC thermistors offer a cost-effective and efficient solution for temperature sensing and protection. Evaluate your technical specifications and environmental conditions to choose the optimal variant for your project.
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B59119C1080A070
THERMISTOR PTC 150 OHM 25% DISC
TFPT0805L6800FY
THERMISTOR PTC 680 OHM 1% 0805
PTFT1206L1001JV
THERMISTOR PTC 1K OHM 5% 1206
TFPT1206L5600FZ
THERMISTOR PTC 560 OHM 1% 1206
TFPT0805L3300KM
THERMISTOR PTC 330 OHM 10% 0805
B59901D0090A040
THERMISTOR PTC 100 OHM RADIAL
PTFT0805L1002JW
THERMISTOR PTC 10K OHM 5% 0805
TFPT0603L8200KY
THERMISTOR PTC 820 OHM 10% 0603
RL2006-100-50-30-PTE
THERMISTOR PTC 150 OHM 5% TO220
TFPT0805L2000FM
THERMISTOR PTC 200 OHM 1% 0805
RL2006-100-70-30-PTE
THERMISTOR PTC 150 OHM 5% TO220
PTFT1206L0680JV
THERMISTOR PTC 68 OHM 5% 1206
TFPT0603L1500FZ
THERMISTOR PTC 150 OHM 1% 0603
PTFM04BB222Q2N34BS
THERMISTOR PTC 16V 2.2K OHM 120C
PTCCL13H351EBE
THERMISTOR PTC
PTGLS6ARR47M1B51B0
THERMISTOR PTC 0.47 OHM 120C
PTFT0603L1002JW
THERMISTOR PTC 10K OHM 5% 0603
KTY84/130,153
THERMISTOR PTC 603 OHM DO34
TFPT0805L2700FZ
THERMISTOR PTC 270 OHM 1% 0805
TFPT0805L5601FZ
THERMISTOR PTC 5.6K OHM 1% 0805