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TLC7705QDR

TLC7705QDR

Product Overview

Category: Integrated Circuit (IC)

Use: The TLC7705QDR is a voltage supervisor and reset generator IC. It is designed to monitor the power supply voltage of electronic systems and provide a reset signal when the voltage falls below a certain threshold.

Characteristics: - Low-power consumption - Wide operating voltage range - Adjustable reset threshold - Precision voltage reference - Small package size - High accuracy

Package: The TLC7705QDR is available in a small outline package (SOIC) with 8 pins.

Essence: The essence of the TLC7705QDR is its ability to ensure reliable operation of electronic systems by monitoring the power supply voltage and generating a reset signal when necessary.

Packaging/Quantity: The TLC7705QDR is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Operating Voltage Range: 2.7V to 18V
  • Reset Threshold Voltage Range: 1.1V to 6.6V
  • Quiescent Current: 25µA (typical)
  • Power-On Reset Time: 200ms (typical)
  • Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TLC7705QDR has the following pin configuration:

  1. GND (Ground)
  2. VDD (Power Supply Voltage)
  3. MR (Manual Reset Input)
  4. RESET (Reset Output)
  5. TH (Threshold Adjust)
  6. TR (Timer Reset)
  7. CT (Capacitor Terminal)
  8. OUT (Output)

Functional Features

  • Power supply voltage monitoring
  • Adjustable reset threshold
  • Manual reset capability
  • Timer reset function
  • Capacitor terminal for external timing control

Advantages and Disadvantages

Advantages: - Low power consumption - Wide operating voltage range - Adjustable reset threshold for flexibility - Precision voltage reference for accurate monitoring - Small package size for space-constrained applications - High accuracy ensures reliable operation

Disadvantages: - Limited number of pins may restrict functionality in complex systems - Manual reset input may require additional external components for proper implementation

Working Principles

The TLC7705QDR works by continuously monitoring the power supply voltage. When the voltage falls below the set threshold, the reset output is activated, indicating a power failure or unstable voltage condition. The reset signal remains active until the voltage rises above the threshold or a manual reset is triggered.

The adjustable reset threshold allows the TLC7705QDR to be used in various applications with different voltage requirements. The precision voltage reference ensures accurate monitoring, while the timer reset function provides additional control over the reset timing.

Detailed Application Field Plans

The TLC7705QDR is commonly used in a wide range of electronic systems where reliable power supply monitoring and reset generation are critical. Some application fields include:

  1. Microcontrollers and microprocessors
  2. Industrial control systems
  3. Automotive electronics
  4. Medical devices
  5. Communication equipment
  6. Power management systems

Detailed and Complete Alternative Models

  1. MAX809: Voltage supervisor and reset generator IC with similar features and specifications.
  2. ADM708: Precision voltage monitor and reset generator IC suitable for low-power applications.
  3. MCP101: Supervisory circuit with adjustable reset threshold and manual reset capability.

These alternative models offer similar functionality to the TLC7705QDR and can be considered as substitutes based on specific application requirements.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van TLC7705QDR in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of TLC7705QDR in technical solutions:

  1. Question: What is the TLC7705QDR?
    - Answer: The TLC7705QDR is a voltage supervisor and reset generator IC (integrated circuit) commonly used in technical solutions.

  2. Question: What is the purpose of the TLC7705QDR?
    - Answer: The TLC7705QDR is designed to monitor the power supply voltage of a system and generate a reset signal when the voltage falls below a certain threshold.

  3. Question: What is the operating voltage range of the TLC7705QDR?
    - Answer: The TLC7705QDR operates within a voltage range of 1.8V to 6V.

  4. Question: How does the TLC7705QDR generate a reset signal?
    - Answer: When the monitored voltage drops below the specified threshold, the TLC7705QDR pulls its RESET output pin low, indicating a reset condition.

  5. Question: Can the threshold voltage be adjusted in the TLC7705QDR?
    - Answer: No, the threshold voltage is fixed at a specific value for the TLC7705QDR.

  6. Question: What is the typical reset time delay of the TLC7705QDR?
    - Answer: The typical reset time delay of the TLC7705QDR is around 200ms.

  7. Question: Is the TLC7705QDR suitable for battery-powered applications?
    - Answer: Yes, the TLC7705QDR is suitable for battery-powered applications due to its low quiescent current consumption.

  8. Question: Can the TLC7705QDR be used in automotive applications?
    - Answer: Yes, the TLC7705QDR is qualified for automotive applications and meets the necessary standards.

  9. Question: What is the package type of the TLC7705QDR?
    - Answer: The TLC7705QDR comes in a small outline SOIC-8 package.

  10. Question: Are there any additional features or protections provided by the TLC7705QDR?
    - Answer: Yes, the TLC7705QDR includes built-in hysteresis to prevent oscillations during power-up and power-down transitions.

Please note that these questions and answers are general and may vary depending on specific application requirements.