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.
Filter and sort
Categories
TFPT1206L8201KM
THERMISTOR PTC 8.2K OHM 10% 1206
PTFT1206L2200JV
THERMISTOR PTC 220 OHM 5% 1206
TFPT1206L5601FY
THERMISTOR PTC 5.6K OHM 1% 1206
RL2006-100-100-30-PTE
THERMISTOR PTC 150 OHM 5% TO220
TFPT0603L1000FZ
THERMISTOR PTC 100 OHM 1% 0603
PTFT0805L1002JV
THERMISTOR PTC 10K OHM 5% 0805
KTY83/120,153
THERMISTOR PTC 1K OHM DO34
TFPT0805L1200JY
THERMISTOR PTC 120 OHM 5% 0805
KTY23-6
THERMISTOR PTC 1K OHM 3% SOT23-3
TFSW0805-25RF
TFS W0805 25U 1%
KTY236
THERMISTOR PTC 1K OHM 3% SOT23-3
PTFM04BD222Q2N34BS
THERMISTOR PTC 16V 2.2K OHM 100C
B59100C110A51
THERMISTOR PTC 100 OHM RADIAL
PTFT0805L1001JW
THERMISTOR PTC 1K OHM 5% 0805
B59901D0100A040
THERMISTOR PTC 100 OHM RADIAL
PTFT0805L6800JV
THERMISTOR PTC 680 OHM 5% 0805
PTFM04BC471Q2N34BS
THERMISTOR PTC 16V 470 OHM 110C
KTY82/120/DG/B2,21
THERMISTOR PTC 1K OHM TO236AB
PTFL04BG471Q2N34B0
THERMISTOR PTC 470 OHM DISC
PTFT0805L1501JV
THERMISTOR PTC 1.5K OHM 5% 0805