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PTCSC17T155DBE
Product Overview
The PTCSC17T155DBE belongs to the category of passive electronic components and is commonly used in electronic circuits for overcurrent protection. This thermistor exhibits characteristics such as high sensitivity to temperature changes, compact packaging, and a specified resistance-temperature relationship. It is typically packaged in tape and reel format, with a standard quantity per reel.
Specifications
- Resistance: 15 Ohms
- Maximum Voltage: 17V
- Operating Temperature Range: -40°C to 155°C
- Package Type: Surface Mount
- Package Size: 0805 (2012 Metric)
Detailed Pin Configuration
The PTCSC17T155DBE features two terminals for connection, typically labeled as "A" and "B". The pin configuration is standardized for surface mount applications, with clear markings for easy identification.
Functional Features
This thermistor offers reliable overcurrent protection by exhibiting a positive temperature coefficient, causing its resistance to increase with temperature. This characteristic allows it to limit current flow in the circuit when the temperature rises above a certain threshold, effectively protecting sensitive components from damage.
Advantages and Disadvantages
Advantages
- High sensitivity to temperature changes
- Compact size for space-constrained designs
- Reliable overcurrent protection
Disadvantages
- Limited voltage and current handling capabilities
- Sensitivity to ambient temperature variations
Working Principles
The PTCSC17T155DBE operates based on the principle of positive temperature coefficient, where its resistance increases as the temperature rises. When subjected to an overcurrent condition, the thermistor heats up, causing its resistance to surge and limit the current flow through the circuit, thereby protecting the connected components.
Detailed Application Field Plans
This thermistor finds extensive use in various electronic devices and systems, including power supplies, battery management systems, motor control circuits, and automotive electronics. Its overcurrent protection capability makes it suitable for applications where precise current limiting is essential to prevent damage to critical components.
Detailed and Complete Alternative Models
PTCSC10T105DBE
- Resistance: 10 Ohms
- Maximum Voltage: 10V
- Operating Temperature Range: -40°C to 105°C
- Package Type: Surface Mount
- Package Size: 0603 (1608 Metric)
PTCSC20T125DBE
- Resistance: 20 Ohms
- Maximum Voltage: 12V
- Operating Temperature Range: -40°C to 125°C
- Package Type: Surface Mount
- Package Size: 1206 (3216 Metric)
PTCSC25T135DBE
- Resistance: 25 Ohms
- Maximum Voltage: 15V
- Operating Temperature Range: -40°C to 135°C
- Package Type: Surface Mount
- Package Size: 1210 (3225 Metric)
In conclusion, the PTCSC17T155DBE thermistor offers reliable overcurrent protection in electronic circuits, making it a valuable component in various applications. Its compact size and high sensitivity to temperature changes make it a preferred choice for designers seeking effective current limiting solutions.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de PTCSC17T155DBE en soluciones técnicas
What is PTCSC17T155DBE?
- PTCSC17T155DBE is a type of passive component, specifically a surface mount ceramic capacitor with a capacitance of 1.5µF and a voltage rating of 25V.
What are the typical applications of PTCSC17T155DBE?
- PTCSC17T155DBE is commonly used in power supply circuits, filtering applications, decoupling, and noise suppression in various electronic devices.
What are the key electrical characteristics of PTCSC17T155DBE?
- The key electrical characteristics include a capacitance of 1.5µF, a voltage rating of 25V, a tolerance of ±20%, and a temperature coefficient of X7R.
How does PTCSC17T155DBE contribute to EMI/RFI suppression?
- PTCSC17T155DBE helps to suppress electromagnetic interference (EMI) and radio-frequency interference (RFI) by providing effective filtering and decoupling in electronic circuits.
Can PTCSC17T155DBE be used in high-frequency applications?
- Yes, PTCSC17T155DBE is suitable for use in high-frequency applications due to its stable capacitance and low equivalent series resistance (ESR).
What are the recommended soldering techniques for PTCSC17T155DBE?
- It is recommended to use reflow soldering techniques for PTCSC17T155DBE to ensure proper and reliable connections.
Does PTCSC17T155DBE have any specific storage or operating temperature requirements?
- PTCSC17T155DBE has a wide operating temperature range of -55°C to +125°C and should be stored in a dry environment to prevent moisture absorption.
Are there any reliability considerations when using PTCSC17T155DBE in technical solutions?
- PTCSC17T155DBE is a reliable component with good stability and long-term performance when operated within its specified parameters.
What are the potential failure modes of PTCSC17T155DBE?
- Potential failure modes may include mechanical damage, excessive voltage or current stress, and exposure to environmental contaminants beyond its specified limits.
Where can I find detailed specifications and application notes for PTCSC17T155DBE?
- Detailed specifications and application notes for PTCSC17T155DBE can be found in the manufacturer's datasheet and technical documentation, which are available on their official website or through authorized distributors.