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TPS3809J25DBVT
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TPS3809J25DBVT

Product Overview

Category

The TPS3809J25DBVT belongs to the category of voltage supervisors.

Use

It is used to monitor the voltage level in electronic systems and ensure proper functioning by resetting the system when the voltage falls below a specified threshold.

Characteristics

  • Voltage Monitoring: Monitors the voltage level and triggers a reset when it falls below a set threshold.
  • Low Power Consumption: Operates with low power consumption, making it suitable for battery-powered applications.
  • Small Package: Comes in a small SOT-23 package, suitable for space-constrained designs.
  • Adjustable Reset Threshold: Allows for flexibility in setting the voltage threshold for monitoring.

Package

The TPS3809J25DBVT is available in a SOT-23 package.

Packaging/Quantity

It is typically supplied in reels with a quantity of 3000 units per reel.

Specifications

  • Voltage Threshold: 2.5V
  • Operating Voltage Range: 1.8V to 6.0V
  • Quiescent Current: 6 µA
  • Reset Time Delay: 200 ms
  • Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The TPS3809J25DBVT has the following pin configuration: 1. VDD (Input voltage) 2. GND (Ground) 3. MR (Manual reset input) 4. RESET (Output)

Functional Features

  • Voltage Monitoring: Monitors the input voltage and compares it to the preset threshold.
  • Manual Reset Input: Allows for manual initiation of a system reset.
  • Open-Drain Output: Provides an open-drain output for driving external circuitry.

Advantages and Disadvantages

Advantages

  • Low power consumption
  • Small package size
  • Adjustable reset threshold

Disadvantages

  • Limited to monitoring voltage levels within a specific range
  • Requires external components for certain functionalities

Working Principles

The TPS3809J25DBVT operates by continuously monitoring the input voltage. When the voltage falls below the preset threshold, the device triggers a reset signal, ensuring the proper operation of the system.

Detailed Application Field Plans

The TPS3809J25DBVT is commonly used in various applications, including: - Battery-Powered Devices - Embedded Systems - Industrial Control Systems - Automotive Electronics

Detailed and Complete Alternative Models

Some alternative models to the TPS3809J25DBVT include: - TPS3808G01DBVR - MAX809SEUR+T - ADM803SARZ-REEL7

In conclusion, the TPS3809J25DBVT is a voltage supervisor with key features such as low power consumption, adjustable reset threshold, and a small package size. It finds applications in diverse fields such as battery-powered devices, embedded systems, and industrial control systems.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de TPS3809J25DBVT en soluciones técnicas

  1. What is the TPS3809J25DBVT?

    • The TPS3809J25DBVT is a voltage supervisor and reset IC designed to monitor the power supply voltage of a system and assert a reset signal if the voltage falls below a predefined threshold.

  2. What is the operating voltage range of TPS3809J25DBVT?

    • The operating voltage range of TPS3809J25DBVT is 0.4V to 10V.

  3. What is the typical reset threshold voltage of TPS3809J25DBVT?

    • The typical reset threshold voltage of TPS3809J25DBVT is 2.5V.

  4. What is the output type of TPS3809J25DBVT?

    • The TPS3809J25DBVT has an open-drain output.

  5. What is the quiescent current consumption of TPS3809J25DBVT?

    • The quiescent current consumption of TPS3809J25DBVT is typically 6µA.

  6. What is the temperature range for TPS3809J25DBVT?

    • The TPS3809J25DBVT operates over a temperature range of -40°C to 125°C.

  7. What is the purpose of the manual reset input pin on TPS3809J25DBVT?

    • The manual reset input pin allows an external signal to force a reset condition, overriding the internal monitoring circuit.

  8. Can TPS3809J25DBVT be used in battery-powered applications?

    • Yes, TPS3809J25DBVT can be used in battery-powered applications due to its low quiescent current consumption.

  9. What are the typical applications of TPS3809J25DBVT?

    • Typical applications include microcontroller and microprocessor systems, automotive systems, industrial control systems, and portable/battery-powered equipment.

  10. Is TPS3809J25DBVT available in a small package suitable for space-constrained designs?

    • Yes, TPS3809J25DBVT is available in a small SOT-23 package, making it suitable for space-constrained designs.