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TPS3779ADBVR
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TPS3779ADBVR

Product Overview

Category

The TPS3779ADBVR belongs to the category of voltage supervisors.

Use

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

Characteristics

  • The TPS3779ADBVR is a low-power, precision voltage supervisor.
  • It operates over a wide voltage range, making it suitable for various applications.
  • It offers accurate voltage monitoring with adjustable threshold levels.
  • The device has a small form factor, making it ideal for space-constrained designs.

Package

The TPS3779ADBVR comes in a small SOT-23 package.

Essence

The essence of the TPS3779ADBVR lies in its ability to provide reliable voltage supervision, ensuring proper functioning of electronic systems.

Packaging/Quantity

The TPS3779ADBVR is typically available in reels, with a quantity of 3000 units per reel.

Specifications

  • Supply Voltage Range: 1.8V to 6.5V
  • Adjustable Threshold Voltage Range: 0.4V to 5.5V
  • Quiescent Current: 3 µA (typical)
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TPS3779ADBVR features a 5-pin SOT-23 package with the following pin configuration:

  1. GND (Ground)
  2. VDD (Supply Voltage)
  3. RESET (Reset Output)
  4. THRESH (Threshold Input)
  5. N/C (No Connection)

Functional Features

  • Accurate voltage monitoring: The TPS3779ADBVR ensures precise monitoring of voltage levels, preventing system malfunctions.
  • Adjustable threshold levels: The device allows users to set custom threshold voltages, catering to specific application requirements.
  • Power-on reset: It provides a reset output signal upon power-up, ensuring a controlled start for the system.
  • Low quiescent current: The TPS3779ADBVR consumes minimal current during operation, contributing to overall power efficiency.

Advantages and Disadvantages

Advantages

  • Wide supply voltage range enables compatibility with various systems.
  • Adjustable threshold voltage allows customization for different applications.
  • Small form factor facilitates integration into space-constrained designs.
  • Low quiescent current minimizes power consumption.

Disadvantages

  • Limited pin configuration options may restrict certain design possibilities.
  • Lack of built-in protection features against voltage spikes or transients.

Working Principles

The TPS3779ADBVR operates by continuously monitoring the input voltage level. It compares the voltage against the user-adjustable threshold voltage. If the input voltage falls below the threshold, the device asserts the reset output, indicating a fault condition. Once the input voltage rises above the threshold, the reset output is de-asserted, signaling normal operation.

Detailed Application Field Plans

The TPS3779ADBVR finds application in various fields, including but not limited to: - Power management systems - Battery-powered devices - Industrial automation - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the TPS3779ADBVR include: - TPS3808G01DBVR - MAX809SEUR-T - ADM708TARZ

These alternatives offer similar functionality and can be considered based on specific project requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací TPS3779ADBVR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of TPS3779ADBVR:

  1. Q: What is TPS3779ADBVR? A: TPS3779ADBVR is a voltage supervisor and reset IC manufactured by Texas Instruments.

  2. Q: What is the purpose of TPS3779ADBVR? A: TPS3779ADBVR 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 TPS3779ADBVR? A: The operating voltage range of TPS3779ADBVR is typically between 1.8V and 5.5V.

  4. Q: How does TPS3779ADBVR detect undervoltage conditions? A: TPS3779ADBVR uses an internal voltage reference and a comparator to compare the monitored voltage with a preset threshold.

  5. Q: Can TPS3779ADBVR be used in battery-powered applications? A: Yes, TPS3779ADBVR can be used in battery-powered applications as it has a low quiescent current and operates at low voltages.

  6. Q: What is the typical reset time delay of TPS3779ADBVR? A: The typical reset time delay of TPS3779ADBVR is around 200ms.

  7. Q: Does TPS3779ADBVR have any built-in hysteresis? A: Yes, TPS3779ADBVR has a built-in hysteresis of approximately 50mV to prevent false triggering due to noise or voltage fluctuations.

  8. Q: Can TPS3779ADBVR be used in automotive applications? A: Yes, TPS3779ADBVR is suitable for automotive applications as it meets the AEC-Q100 automotive qualification standards.

  9. Q: What is the package type of TPS3779ADBVR? A: TPS3779ADBVR is available in a small SOT-23-5 package, which is compact and easy to solder.

  10. Q: Are there any application notes or reference designs available for TPS3779ADBVR? A: Yes, Texas Instruments provides application notes and reference designs that can help with the implementation of TPS3779ADBVR in various technical solutions.

Please note that these answers are general and may vary depending on the specific requirements and datasheet of TPS3779ADBVR.