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TPS3128E18DBVRG4
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TPS3128E18DBVRG4

Product Overview

Category

The TPS3128E18DBVRG4 belongs to the category of voltage supervisors.

Use

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

Characteristics

  • Voltage supervisors ensure stable power supply by monitoring input voltage levels.
  • The TPS3128E18DBVRG4 offers precise voltage monitoring capabilities.
  • It provides a reset signal when the monitored voltage falls below a specified threshold.
  • This device operates with low power consumption, making it suitable for battery-powered applications.

Package

The TPS3128E18DBVRG4 comes in a small SOT-23 package, which is widely used in the electronics industry.

Essence

The essence of the TPS3128E18DBVRG4 lies in its ability to monitor and control voltage levels, ensuring reliable operation of electronic systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, containing a specific quantity of devices per package. Please refer to the manufacturer's datasheet for detailed packaging information.

Specifications

  • Input Voltage Range: 1.2V to 6V
  • Threshold Voltage: 1.8V
  • Accuracy: ±1.5%
  • Operating Temperature Range: -40°C to +85°C
  • Quiescent Current: 3µA (typical)

Detailed Pin Configuration

The TPS3128E18DBVRG4 has the following pin configuration:

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

Functional Features

  • Precise voltage monitoring and supervision
  • Manual reset capability through the MR pin
  • Low quiescent current for power efficiency
  • Hysteresis to prevent false triggering
  • Built-in delay time for stable operation

Advantages and Disadvantages

Advantages

  • Accurate voltage monitoring ensures system stability.
  • Low power consumption makes it suitable for battery-powered applications.
  • Manual reset capability provides flexibility in system control.
  • Small package size allows for space-efficient designs.

Disadvantages

  • Limited input voltage range (1.2V to 6V).
  • Requires external components for complete functionality.
  • Not suitable for high-voltage applications.

Working Principles

The TPS3128E18DBVRG4 operates by comparing the monitored voltage with a preset threshold. When the voltage falls below the threshold, the device generates a reset signal, which can be used to initiate system recovery or shutdown procedures. The hysteresis feature prevents false triggering due to voltage fluctuations.

Detailed Application Field Plans

The TPS3128E18DBVRG4 finds application in various electronic systems, including but not limited to: - Battery-powered devices - Microcontrollers and microprocessors - Industrial automation systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • TPS3125E18DBVRG4
  • TPS3128E25DBVRG4
  • TPS3128E30DBVRG4
  • TPS3128E33DBVRG4
  • TPS3128E50DBVRG4

These alternative models offer similar functionality and characteristics, with variations in voltage thresholds and operating parameters.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de TPS3128E18DBVRG4 en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of TPS3128E18DBVRG4 in technical solutions:

  1. Q: What is the TPS3128E18DBVRG4? A: The TPS3128E18DBVRG4 is a voltage supervisor and reset IC manufactured by Texas Instruments.

  2. Q: What is the purpose of the TPS3128E18DBVRG4? A: The TPS3128E18DBVRG4 is designed to monitor the voltage level of a system and generate a reset signal when the voltage falls below a certain threshold.

  3. Q: What is the operating voltage range of the TPS3128E18DBVRG4? A: The TPS3128E18DBVRG4 operates within a voltage range of 0.7V to 5.5V.

  4. Q: How does the TPS3128E18DBVRG4 generate a reset signal? A: The TPS3128E18DBVRG4 monitors the voltage level using an internal voltage reference and comparator. When the voltage drops below the threshold, it pulls the RESET pin low.

  5. Q: Can the threshold voltage be adjusted on the TPS3128E18DBVRG4? A: No, the TPS3128E18DBVRG4 has a fixed threshold voltage of 1.8V.

  6. Q: What is the typical reset time delay of the TPS3128E18DBVRG4? A: The typical reset time delay of the TPS3128E18DBVRG4 is 200ms.

  7. Q: Is the TPS3128E18DBVRG4 suitable for battery-powered applications? A: Yes, the TPS3128E18DBVRG4 is designed to operate in low-power applications and is suitable for battery-powered systems.

  8. Q: Can the TPS3128E18DBVRG4 be used in automotive applications? A: Yes, the TPS3128E18DBVRG4 is qualified for automotive applications and meets the necessary standards.

  9. Q: What is the package type of the TPS3128E18DBVRG4? A: The TPS3128E18DBVRG4 comes in a SOT-23-5 package.

  10. Q: Are there any additional features or protections provided by the TPS3128E18DBVRG4? A: Yes, the TPS3128E18DBVRG4 includes features like power-on reset, watchdog timer, and thermal shutdown protection.

Please note that these answers are general and may vary depending on the specific application and requirements. It's always recommended to refer to the datasheet and consult with the manufacturer for detailed information.