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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B59249R0155B010
THERMISTOR PTC 3K OHM 35% RECT
PTFM04BH222Q2N34BS
THERMISTOR PTC 2.2K OHM TO51-2
PTFT0603L6801JW
THERMISTOR PTC 6.8K OHM 5% 0603
TFPT1206L5601KZ
THERMISTOR PTC 5.6K OHM 10% 1206
PTFT0603L0100JW
THERMISTOR PTC 10 OHM 5% 0603
LT300016T261K0J
THERMISTOR PTC 1K OHM 5% AXIAL
KTY83/122,153
THERMISTOR PTC 1.01K OHM DO34
TFPT0603L8200KV
THERMISTOR PTC 820 OHM 10% 0603
PTFL04BB471Q2N34B0
THERMISTOR PTC 470 OHM DISC
PTFT1206L1502JW
THERMISTOR PTC 15K OHM 5% 1206
PTFT0603L6800JV
THERMISTOR PTC 680 OHM 5% 0603
KTY84/130,113
THERMISTOR PTC 603 OHM DO34
TFPT0603L6800KY
THERMISTOR PTC 680 OHM 10% 0603
TFPT1206L3800JV
THERMISTOR PTC 380 OHM 5% 1206
TFPT0805L5600FZ
THERMISTOR PTC 560 OHM 1% 0805
TFPT0805L2200FZ
THERMISTOR PTC 220 OHM 1% 0805
PTCCL17H351HBE
THERMISTOR PTC
TFPT1206L2201JZ
THERMISTOR PTC 2.2K OHM 5% 1206
PTCSL20T101DBE
THERMISTOR PTC 100 OHM RADIAL
PTGLS7BC0R1Q1N53B0
THERMISTOR