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TPS3124J12DBVR

TPS3124J12DBVR

Product Overview

Category

The TPS3124J12DBVR belongs to the category of voltage supervisors.

Use

It is primarily used for monitoring and controlling the voltage levels in electronic systems.

Characteristics

  • Voltage supervisors ensure stable power supply by monitoring input voltages.
  • The TPS3124J12DBVR provides accurate voltage monitoring and reset generation.
  • It offers a wide operating voltage range and low quiescent current consumption.
  • This device is designed to be highly reliable and robust, suitable for various applications.

Package

The TPS3124J12DBVR comes in a small SOT-23 package.

Essence

The essence of the TPS3124J12DBVR lies in its ability to monitor voltage levels and generate resets when necessary, ensuring proper functioning of electronic systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

  • Input Voltage Range: 1.2V to 6.5V
  • Threshold Accuracy: ±1.5%
  • Quiescent Current: 1.5µA (typical)
  • Power-On Reset Delay Time: 200ms (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TPS3124J12DBVR has the following pin configuration:

  1. GND (Ground)
  2. MR (Manual Reset)
  3. VDD (Supply Voltage)

Functional Features

  • Accurate voltage monitoring: The TPS3124J12DBVR ensures precise monitoring of input voltages.
  • Reset generation: It generates reset signals when the voltage falls below a specified threshold.
  • Manual reset capability: The MR pin allows for manual reset initiation.
  • Low power consumption: The device operates with low quiescent current, minimizing power consumption.
  • Wide operating voltage range: It can handle input voltages ranging from 1.2V to 6.5V.

Advantages and Disadvantages

Advantages

  • Accurate voltage monitoring ensures system stability.
  • Reset generation prevents malfunctioning due to low voltage conditions.
  • Manual reset capability provides flexibility in system control.
  • Low power consumption contributes to energy efficiency.
  • Wide operating voltage range allows for versatile applications.

Disadvantages

  • Limited to voltage monitoring and reset generation functionality.
  • May not be suitable for applications requiring advanced features or complex control.

Working Principles

The TPS3124J12DBVR works by continuously monitoring the input voltage. When the voltage falls below a predetermined threshold, it generates a reset signal to initiate system recovery. The device operates with low power consumption, ensuring minimal impact on overall system performance.

Detailed Application Field Plans

The TPS3124J12DBVR finds application in various electronic systems that require reliable voltage monitoring and reset generation. Some potential application fields include:

  1. Microcontrollers: Ensuring stable power supply for microcontroller-based systems.
  2. Industrial Automation: Monitoring voltage levels in industrial automation equipment.
  3. Automotive Electronics: Providing voltage supervision in automotive electronic systems.
  4. Consumer Electronics: Maintaining proper voltage levels in consumer electronic devices.
  5. IoT Devices: Ensuring reliable power supply in Internet of Things (IoT) devices.

Detailed and Complete Alternative Models

  1. TPS3125J18DBVR: Similar to TPS3124J12DBVR but with a higher threshold voltage.
  2. TPS3126J15DBVR: Similar to TPS3124J12DBVR but with a lower threshold voltage.
  3. TPS3127J10DBVR: Similar to TPS3124J12DBVR but with a different package (SOT-23-5).

These alternative models offer similar functionality with slight variations in threshold voltage or package options, providing flexibility for different application requirements.

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기술 솔루션에 TPS3124J12DBVR 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of TPS3124J12DBVR in technical solutions:

  1. Q: What is the TPS3124J12DBVR? A: The TPS3124J12DBVR is a voltage supervisor and watchdog timer IC designed for monitoring power supply voltages in various applications.

  2. Q: What is the operating voltage range of TPS3124J12DBVR? A: The TPS3124J12DBVR operates within a voltage range of 0.8V to 5.5V.

  3. Q: What is the purpose of the watchdog timer feature in TPS3124J12DBVR? A: The watchdog timer feature ensures that the system resets if it fails to receive a periodic signal, preventing system lock-ups or malfunctions.

  4. Q: Can TPS3124J12DBVR be used in battery-powered applications? A: Yes, TPS3124J12DBVR can be used in battery-powered applications as it has a low quiescent current consumption of typically 1.6µA.

  5. Q: How many voltage thresholds can TPS3124J12DBVR monitor? A: TPS3124J12DBVR can monitor two voltage thresholds: VIT (Threshold Voltage) and VRST (Reset Threshold Voltage).

  6. Q: What is the typical reset time delay of TPS3124J12DBVR? A: The typical reset time delay of TPS3124J12DBVR is 200ms.

  7. Q: Can TPS3124J12DBVR generate an active-low reset signal? A: Yes, TPS3124J12DBVR generates an active-low reset signal when the monitored voltage falls below the reset threshold.

  8. Q: Is TPS3124J12DBVR suitable for overvoltage protection? A: No, TPS3124J12DBVR is not designed for overvoltage protection. It is primarily used for undervoltage monitoring and system reset functions.

  9. Q: What is the operating temperature range of TPS3124J12DBVR? A: The TPS3124J12DBVR can operate within a temperature range of -40°C to +125°C.

  10. Q: Can TPS3124J12DBVR be used in automotive applications? A: Yes, TPS3124J12DBVR is suitable for automotive applications as it meets the AEC-Q100 Grade 3 qualification standards.

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