Microchip Technology
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RE46C100D8F
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RE46C100D8F

Product Overview

Category

RE46C100D8F belongs to the category of integrated circuits (ICs).

Use

It is primarily used for fire detection and alarm systems.

Characteristics

  • Integrated circuit designed for fire detection applications
  • High sensitivity to smoke particles
  • Low power consumption
  • Compact size
  • Reliable performance

Package

RE46C100D8F is available in a small outline package (SOP) format.

Essence

The essence of RE46C100D8F lies in its ability to detect smoke particles and trigger an alarm in fire detection systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel.

Specifications

  • Supply Voltage: 2.7V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Smoke Detection Sensitivity: Adjustable through external components
  • Alarm Output: Active-low signal
  • Standby Current: 1µA (typical)
  • Response Time: Less than 10 seconds

Detailed Pin Configuration

  1. VDD: Power supply input
  2. GND: Ground reference
  3. SENSE+: Positive terminal of the smoke sensing chamber
  4. SENSE-: Negative terminal of the smoke sensing chamber
  5. TEST: Test mode input
  6. ALARM: Active-low alarm output
  7. RESET: Reset input
  8. NC: No connection

Functional Features

  • Smoke Sensing: RE46C100D8F utilizes a specialized chamber to detect smoke particles.
  • Adjustable Sensitivity: The sensitivity of smoke detection can be adjusted using external components.
  • Alarm Output: When smoke is detected, the active-low alarm output is triggered.
  • Test Mode: The test mode input allows for system testing and calibration.
  • Reset Function: The reset input resets the IC to its initial state.

Advantages and Disadvantages

Advantages

  • High sensitivity to smoke particles ensures reliable fire detection.
  • Low power consumption prolongs battery life in portable applications.
  • Compact size allows for easy integration into various systems.
  • Adjustable sensitivity provides flexibility for different environments.

Disadvantages

  • Limited to smoke particle detection, may not detect other types of fire.
  • External components required for sensitivity adjustment.

Working Principles

RE46C100D8F operates based on the principle of smoke particle detection. When smoke enters the sensing chamber, it interacts with the internal components, causing a change in electrical properties. This change is detected by the integrated circuit, which then triggers the alarm output.

Detailed Application Field Plans

RE46C100D8F is commonly used in various fire detection and alarm systems, including:

  1. Residential buildings
  2. Commercial establishments
  3. Industrial facilities
  4. Public spaces (e.g., airports, shopping malls)
  5. Vehicles (e.g., cars, boats)

Detailed and Complete Alternative Models

  1. RE46C100E8F: Similar to RE46C100D8F, but with enhanced features for advanced fire detection systems.
  2. RE46C101D8F: A variant with additional functionalities, such as temperature sensing and carbon monoxide detection.
  3. RE46C102D8F: Designed specifically for smoke detection in high-temperature environments.

These alternative models offer different capabilities and can be considered based on specific application requirements.

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10 domande e risposte comuni relative all'applicazione di RE46C100D8F nelle soluzioni tecniche

Sure! Here are 10 common questions and answers related to the application of RE46C100D8F in technical solutions:

  1. Q: What is RE46C100D8F? A: RE46C100D8F is a specialized integrated circuit (IC) designed for smoke detection applications.

  2. Q: How does RE46C100D8F work? A: RE46C100D8F uses a combination of analog and digital circuitry to detect smoke particles and trigger an alarm signal.

  3. Q: What are the typical applications of RE46C100D8F? A: RE46C100D8F is commonly used in smoke detectors, fire alarm systems, and other safety devices that require smoke detection capabilities.

  4. Q: Can RE46C100D8F be used in both residential and commercial settings? A: Yes, RE46C100D8F is suitable for use in both residential and commercial environments.

  5. Q: Does RE46C100D8F support multiple smoke detection zones? A: No, RE46C100D8F is designed for single-zone smoke detection applications.

  6. Q: What power supply voltage does RE46C100D8F require? A: RE46C100D8F typically operates on a power supply voltage of 5V.

  7. Q: Can RE46C100D8F interface with microcontrollers or other digital systems? A: Yes, RE46C100D8F provides digital output signals that can be easily interfaced with microcontrollers or other digital systems.

  8. Q: Is RE46C100D8F sensitive to other types of airborne particles besides smoke? A: RE46C100D8F is primarily designed to detect smoke particles, but it may also respond to certain types of aerosols or dust particles.

  9. Q: What is the typical response time of RE46C100D8F in detecting smoke? A: The response time of RE46C100D8F can vary depending on the specific application and environmental conditions, but it is typically within a few seconds.

  10. Q: Are there any special considerations for installing RE46C100D8F in a technical solution? A: It is important to follow the manufacturer's guidelines and recommendations for proper installation and calibration of RE46C100D8F to ensure accurate and reliable smoke detection.