Microchip Technology
画像はイメージの場合もございます。
商品詳細は仕様をご覧ください。
RE46C803SS20T

RE46C803SS20T

Product Overview

Category

The RE46C803SS20T belongs to the category of integrated circuits, specifically a smoke detector IC.

Use

It is used in smoke detectors and fire alarm systems to detect smoke and trigger an alarm.

Characteristics

  • The RE46C803SS20T is known for its high sensitivity to smoke particles.
  • It has low power consumption, making it suitable for battery-operated smoke detectors.
  • The IC is designed to be compact and easy to integrate into various smoke detector designs.

Package

The RE46C803SS20T is typically available in a small outline integrated circuit (SOIC) package.

Essence

The essence of the RE46C803SS20T lies in its ability to accurately detect smoke particles and provide a reliable trigger for fire alarms.

Packaging/Quantity

It is commonly packaged in reels containing a specific quantity, typically 250 or 1000 units per reel.

Specifications

  • Operating Voltage: 2.9V to 6.0V
  • Standby Current: 10μA
  • Alarm Current: 8mA
  • Operating Temperature Range: -20°C to 85°C
  • Response Time: Less than 30 seconds

Detailed Pin Configuration

The RE46C803SS20T has a standard pin configuration with pins designated for power supply, alarm output, test mode, and connection to the smoke chamber.

| Pin Number | Function | |------------|----------------| | 1 | Power Supply | | 2 | Alarm Output | | 3 | Test Mode | | 4 | Smoke Chamber |

Functional Features

  • Smoke Sensing: The IC utilizes a photoelectric smoke sensing method to detect smoke particles.
  • Low Power Operation: It operates at low standby current, conserving energy in battery-powered applications.
  • Alarm Output: Upon smoke detection, the IC triggers an alarm signal to alert occupants of potential fire hazards.

Advantages and Disadvantages

Advantages

  • High sensitivity to smoke particles
  • Low power consumption
  • Compact design for easy integration

Disadvantages

  • Limited operating temperature range
  • Requires external components for complete smoke detector implementation

Working Principles

The RE46C803SS20T operates based on the principle of light scattering caused by smoke particles. When smoke enters the detection chamber, it scatters the light, which is then detected by the IC's sensor, triggering the alarm output.

Detailed Application Field Plans

The RE46C803SS20T is ideally suited for use in residential and commercial smoke detectors, as well as in fire alarm systems for industrial settings. Its high sensitivity and low power consumption make it a reliable choice for ensuring early detection of fires.

Detailed and Complete Alternative Models

  • RE46C803SS20TF: This variant offers enhanced EMI immunity for use in environments with high electromagnetic interference.
  • RE46C803SS20TG: Designed for extended temperature ranges, making it suitable for harsh environmental conditions.

In conclusion, the RE46C803SS20T smoke detector IC offers a combination of high sensitivity, low power consumption, and compact design, making it an ideal choice for various smoke detection and fire alarm applications.

[Word Count: 533]

技術ソリューションにおける RE46C803SS20T の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the RE46C803SS20T?

    • The RE46C803SS20T is a smoke detector IC (integrated circuit) designed for use in fire detection and alarm systems.

  2. How does the RE46C803SS20T work?

    • The RE46C803SS20T uses a combination of photoelectric smoke sensing technology and advanced signal processing to detect smoke particles in the air, triggering an alarm when smoke is detected.

  3. What are the key features of the RE46C803SS20T?

    • The key features of the RE46C803SS20T include low standby current, built-in self-test function, dual-mode operation, and compatibility with various smoke chamber designs.

  4. What power supply requirements does the RE46C803SS20T have?

    • The RE46C803SS20T typically operates on a voltage supply range of 2.7V to 6.0V, making it suitable for a wide range of applications.

  5. Can the RE46C803SS20T be used in conjunction with other sensors?

    • Yes, the RE46C803SS20T can be integrated with other sensors such as heat detectors or gas sensors to provide comprehensive fire detection capabilities.

  6. What is the typical response time of the RE46C803SS20T?

    • The RE46C803SS20T has a fast response time, typically detecting smoke particles within seconds of entering the detection chamber.

  7. Is the RE46C803SS20T compliant with industry standards?

    • Yes, the RE46C803SS20T is designed to meet relevant industry standards for smoke detectors, ensuring its reliability and performance.

  8. Can the RE46C803SS20T be used in both residential and commercial applications?

    • Yes, the RE46C803SS20T is suitable for use in both residential and commercial fire detection systems.

  9. What is the recommended operating temperature range for the RE46C803SS20T?

    • The RE46C803SS20T is typically designed to operate within a temperature range of -10°C to 50°C, making it suitable for various environmental conditions.

  10. Are there any specific design considerations when using the RE46C803SS20T in technical solutions?

    • When integrating the RE46C803SS20T into technical solutions, it's important to consider proper airflow, mounting orientation, and environmental factors to ensure optimal performance and reliability.