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
TFPT1206L3900JF
THERMISTOR PTC 390 OHM 5% 1206
PTFT0805L2201JV
THERMISTOR PTC 2.2K OHM 5% 0805
PTGLS6ARR47M1B51A0
THERMISTOR PTC 16V 0.47 OHM 120C
TFPT0603L5600FZ
THERMISTOR PTC 560 OHM 1% 0603
KTY82/210,235
THERMISTOR PTC 2K OHM TO236AB
TFPT1206L1002FY
THERMISTOR PTC 10K OHM 1% 1206
TFPT0805L3900JY
THERMISTOR PTC 390 OHM 5% 0805
TFPT1206L3300FZ
THERMISTOR PTC 330 OHM 1% 1206
TFPT0603L5600FY
THERMISTOR PTC 560 OHM 1% 0603
PTFM04BD471Q2N34BS
THERMISTOR PTC 16V 470 OHM 100C
PTFT1206L0030JW
THERMISTOR PTC 3 OHM 5% 1206
TFPT1206L6800JF
THERMISTOR PTC 680 OHM 5% 1206
KTY84/150,153
THERMISTOR PTC 603 OHM DO34
PTGLS5AR0R8M1B53B0
THERMISTOR PTC 16V 0.8 OHM 120C
TFPT0805L4701JZ
THERMISTOR PTC 4.7K OHM 5% 0805
B59098C1100B051
THERMISTOR PTC 6 OHM 17% DISC
B59100C145A70
THERMISTOR PTC 100 OHM RADIAL
KTY83/150,113
THERMISTOR PTC 1K OHM DO34
B59901D0120A040
THERMISTOR PTC 100 OHM RADIAL
PRF18BE471QB1RB
THERMISTOR PTC 470 OHM 50% 0603