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
TMP6131QDYARQ1
THERMISTOR
TFPT0603L1800FM
THERMISTOR PTC 180 OHM 1% 0603
TFPT0805L4700JM
THERMISTOR PTC 470 OHM 5% 0805
TFPT1206L2201FM
THERMISTOR PTC 2.2K OHM 1% 1206
PRF18AS471QB5RB
THERMISTOR PTC 470 OHM 50% 0603
B59601A0125A062
THERMISTOR PTC 470 OHM 50% 0603
B59060A0000A010
THERMISTOR PTC DISC
PRF15BB103RB6RC
THERMISTOR PTC 10K OHM 50% 0402
PRF18BE471RS5RB
THERMISTOR PTC 470 OHM 50% 0603
TFPT0805L1001JM
THERMISTOR PTC 1K OHM 5% 0805
TMP6431DECR
47K THERMISTOR PRODUCT
PTCSL03T141DT1E
THERMISTOR PTC RADIAL LEAD DISC
TFPTL15L1501FL2B
THERMISTOR PTC 1.5K OHM 1% RAD
TFPT0603L6800FV
THERMISTOR PTC 680 OHM 1% 0603
TFPT0603L1500JM
THERMISTOR PTC 150 OHM 5% 0603
TFPT0805L1801JV
THERMISTOR PTC 1.8K OHM 5% 0805
TFPT0603L1800JV
THERMISTOR PTC 180 OHM 5% 0603
B59060A0080A010
THERMISTOR PTC 9 OHM 30% DISC
B59052D1120A040
PTC THERMISTOR
B59601A0075A062
THERMISTOR PTC 470 OHM 50% 0603