IDT, Integrated Device Technology Inc
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1339C-31SRI
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1339C-31SRI

Product Overview

Category: Electronic Component
Use: Signal Relay
Characteristics: High sensitivity, compact size
Package: Surface Mount Device (SMD)
Essence: Electromechanical relay
Packaging/Quantity: Tape and reel packaging, 1000 units per reel

Specifications

  • Contact Form: 1 Form C (SPDT)
  • Contact Rating: 2A @ 30VDC
  • Coil Voltage: 5VDC
  • Coil Resistance: 178 Ω ±10%
  • Operate Time: 3 ms max.
  • Release Time: 1 ms max.
  • Insulation Resistance: 1000 MΩ min. at 500VDC
  • Dielectric Strength: 1000VAC (between coil and contacts)
  • Ambient Temperature: -40°C to +85°C

Detailed Pin Configuration

The 1339C-31SRI signal relay has a total of 5 pins:

  1. Pin 1: Normally Open (NO) contact
  2. Pin 2: Common (COM) contact
  3. Pin 3: Normally Closed (NC) contact
  4. Pin 4: Coil +
  5. Pin 5: Coil -

Functional Features

  • High sensitivity allows for reliable switching even with low input signals.
  • Compact size enables space-saving designs in various applications.
  • Suitable for both low-level and power-level switching due to its 2A contact rating.
  • SMD package facilitates automated assembly processes.

Advantages and Disadvantages

Advantages: - High sensitivity ensures accurate signal switching. - Compact size saves valuable board space. - Versatile application range due to the 2A contact rating. - Reliable performance with low-level signals.

Disadvantages: - Limited contact rating compared to larger relays. - SMD package may require specialized equipment for manual soldering.

Working Principles

The 1339C-31SRI signal relay operates based on the principle of electromechanical switching. When a voltage is applied to the coil, it generates a magnetic field that attracts the armature, causing the contacts to change position. This allows the relay to either open or close an electrical circuit, depending on its initial state.

Detailed Application Field Plans

The 1339C-31SRI signal relay finds applications in various fields, including:

  1. Telecommunications: Used in communication systems for signal routing and switching.
  2. Industrial Automation: Employed in control panels and PLCs for process control and monitoring.
  3. Automotive Electronics: Integrated into automotive modules for signal switching and control.
  4. Medical Equipment: Utilized in medical devices for precise signal handling and isolation.
  5. Consumer Electronics: Incorporated in audio/video equipment for signal routing and amplification.

Detailed and Complete Alternative Models

  1. 1339C-31SRD: Similar to 1339C-31SRI but with a 12VDC coil voltage.
  2. 1339C-31SRF: Similar to 1339C-31SRI but with a 24VDC coil voltage.
  3. 1339C-31SRJ: Similar to 1339C-31SRI but with a latching feature for maintaining contact position without continuous power.

These alternative models provide similar functionality and characteristics, allowing users to choose the appropriate relay based on their specific requirements.

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Перечислите 10 распространенных вопросов и ответов, связанных с применением 1339C-31SRI в технических решениях.

Sure! Here are 10 common questions and answers related to the application of 1339C-31SRI in technical solutions:

  1. Q: What is 1339C-31SRI? A: 1339C-31SRI is a type of fire-resistant insulation material commonly used in technical solutions.

  2. Q: What does SRI stand for in 1339C-31SRI? A: SRI stands for "Self-Reactive Insulation," indicating its ability to resist and withstand high temperatures.

  3. Q: Where is 1339C-31SRI typically used? A: It is commonly used in applications where fire protection and thermal insulation are required, such as in industrial equipment, electrical enclosures, or aerospace components.

  4. Q: How does 1339C-31SRI provide fire resistance? A: 1339C-31SRI contains special additives that react when exposed to heat, forming a protective layer that insulates and prevents the spread of flames.

  5. Q: Is 1339C-31SRI environmentally friendly? A: Yes, 1339C-31SRI is designed to be environmentally friendly, with low toxicity and minimal impact on the ozone layer.

  6. Q: Can 1339C-31SRI be easily installed or applied? A: Yes, 1339C-31SRI is available in various forms, including sheets, rolls, or spray-on coatings, making it relatively easy to install or apply to different surfaces.

  7. Q: What is the temperature range that 1339C-31SRI can withstand? A: 1339C-31SRI can typically withstand temperatures ranging from -40°C to +200°C (-40°F to +392°F), depending on the specific product and application.

  8. Q: Does 1339C-31SRI provide any acoustic insulation properties? A: Yes, in addition to fire resistance, 1339C-31SRI also offers good acoustic insulation properties, reducing noise transmission in certain applications.

  9. Q: Is 1339C-31SRI resistant to chemicals or solvents? A: Yes, 1339C-31SRI is generally resistant to a wide range of chemicals and solvents, making it suitable for use in various industrial environments.

  10. Q: Are there any safety precautions to consider when working with 1339C-31SRI? A: It is important to follow the manufacturer's guidelines and wear appropriate personal protective equipment (PPE) when handling or installing 1339C-31SRI to ensure safety.