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RE46C117S8TF
Product Overview
Category: Integrated Circuit (IC)
Use: Fire Alarm and Detection System
Characteristics: - Highly sensitive smoke detection - Low power consumption - Compact size - Easy integration with existing systems
Package: Small Outline Transistor (SOT-23)
Essence: The RE46C117S8TF is a specialized IC designed for smoke detection in fire alarm systems. It offers high sensitivity to smoke particles, making it an essential component in ensuring early detection of fires.
Packaging/Quantity: The RE46C117S8TF is typically sold in reels containing 3000 units per reel.
Specifications
- Supply Voltage: 2.7V to 5.5V
- Operating Temperature Range: -40°C to +85°C
- Smoke Sensing Method: Ionization Chamber
- Sensitivity Range: Adjustable through external components
- Output Signal: Digital (TTL compatible)
- Response Time: Less than 10 seconds
Detailed Pin Configuration
The RE46C117S8TF has the following pin configuration:
| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VDD | Power supply voltage input | | 2 | GND | Ground reference | | 3 | TEST | Test mode input (for factory calibration) | | 4 | VOUT | Digital output signal indicating smoke presence |
Functional Features
- High sensitivity to smoke particles enables early fire detection.
- Low power consumption ensures energy efficiency.
- Compact size allows for easy integration into various fire alarm systems.
- Adjustable sensitivity range provides flexibility for different environments.
- Digital output signal simplifies integration with microcontrollers and other control systems.
Advantages and Disadvantages
Advantages: - Early detection of fires due to high sensitivity. - Low power consumption reduces energy costs. - Compact size allows for easy installation in various applications. - Adjustable sensitivity range provides adaptability to different environments.
Disadvantages: - Limited to ionization chamber smoke sensing method. - Requires external components for sensitivity adjustment. - Not suitable for all types of fire alarm systems (e.g., photoelectric-based systems).
Working Principles
The RE46C117S8TF utilizes an ionization chamber smoke sensing method. When smoke particles enter the chamber, they disrupt the ionization process, causing a change in the electrical characteristics of the chamber. This change is detected by the IC, which generates a digital output signal indicating the presence of smoke.
Detailed Application Field Plans
The RE46C117S8TF is primarily used in fire alarm and detection systems. It can be integrated into various applications, including:
- Residential buildings
- Commercial offices
- Industrial facilities
- Educational institutions
- Healthcare facilities
Detailed and Complete Alternative Models
- RE46C117S8T: Similar to RE46C117S8TF but without tape and reel packaging.
- RE46C117S8TG: Enhanced version with additional features such as temperature compensation.
- RE46C117S8TH: High-temperature variant suitable for harsh environments.
These alternative models offer similar functionality but may have slight variations in package type, temperature range, or additional features.
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Liste 10 perguntas e respostas comuns relacionadas à aplicação de RE46C117S8TF em soluções técnicas
Sure! Here are 10 common questions and answers related to the application of RE46C117S8TF in technical solutions:
Q: What is RE46C117S8TF? A: RE46C117S8TF is a specific model number for a smoke detector IC (Integrated Circuit) manufactured by a company called Microchip Technology.
Q: How does RE46C117S8TF work? A: RE46C117S8TF is designed to detect smoke particles in the air using a built-in photoelectric smoke sensor. It converts the detected smoke particles into electrical signals, which can then trigger an alarm or activate other safety measures.
Q: What are the typical applications of RE46C117S8TF? A: RE46C117S8TF is commonly used in various fire detection and alarm systems, such as residential smoke detectors, commercial fire alarms, and industrial safety equipment.
Q: Can RE46C117S8TF be used in standalone smoke detectors? A: Yes, RE46C117S8TF can be used in standalone smoke detectors as it provides the necessary smoke detection functionality. However, additional components may be required to complete the overall smoke detector circuitry.
Q: Is RE46C117S8TF compatible with other microcontrollers or systems? A: Yes, RE46C117S8TF can be easily integrated with other microcontrollers or systems as it provides analog output signals that can be processed by external devices.
Q: Does RE46C117S8TF support any communication protocols? A: No, RE46C117S8TF is primarily an analog smoke detector IC and does not have built-in support for communication protocols like I2C or SPI.
Q: What is the power supply requirement for RE46C117S8TF? A: RE46C117S8TF typically operates on a 5V DC power supply, but it can also work within a voltage range of 4.5V to 5.5V.
Q: Can RE46C117S8TF differentiate between different types of smoke or fire? A: No, RE46C117S8TF is a basic smoke detector IC and does not have the capability to differentiate between different types of smoke or fire. It detects the presence of smoke particles in general.
Q: Are there any specific environmental conditions that affect the performance of RE46C117S8TF? A: Yes, RE46C117S8TF's performance can be affected by factors such as temperature, humidity, and air quality. It is important to follow the manufacturer's guidelines for optimal operation.
Q: Can RE46C117S8TF be used in conjunction with other sensors for enhanced fire detection? A: Yes, RE46C117S8TF can be combined with other sensors like heat detectors or gas sensors to create a more comprehensive fire detection system. Integration would require additional circuitry and programming logic.
Please note that these answers are general and may vary depending on the specific implementation and requirements of the technical solution.