Texas Instruments
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
TPS3850H01DRCT
Zobrazit detail DataSheets

TPS3850H01DRCT

Product Overview

Category

The TPS3850H01DRCT belongs to the category of voltage supervisors.

Use

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

Characteristics

  • The TPS3850H01DRCT is a highly accurate voltage supervisor with low power consumption.
  • It operates over a wide temperature range, making it suitable for various applications.
  • This device offers adjustable threshold voltage options, providing flexibility in voltage monitoring.
  • It has a small package size, enabling space-saving designs in electronic systems.

Package

The TPS3850H01DRCT is available in a small SOT-23 package.

Essence

The essence of the TPS3850H01DRCT lies in its ability to accurately monitor voltage levels and provide reliable supervision in electronic systems.

Packaging/Quantity

This product is typically sold in reels, with each reel containing a specific quantity of TPS3850H01DRCT devices.

Specifications

  • Supply Voltage Range: 1.6V to 6.5V
  • Adjustable Threshold Voltage Options: 0.8V to 5.0V
  • Operating Temperature Range: -40°C to +125°C
  • Quiescent Current: 3µA (typical)
  • Power-On Reset Delay Time: 20ms (typical)

Detailed Pin Configuration

The TPS3850H01DRCT has the following pin configuration:

  1. GND (Ground)
  2. VDD (Supply Voltage)
  3. RESET (Reset Output)

Functional Features

  • Accurate voltage monitoring and supervision
  • Adjustable threshold voltage settings
  • Low quiescent current consumption
  • Power-on reset delay for stable system startup
  • Open-drain reset output for easy integration with other components

Advantages and Disadvantages

Advantages

  • High accuracy in voltage monitoring
  • Wide operating temperature range
  • Low power consumption
  • Small package size for space-saving designs
  • Adjustable threshold voltage options for flexibility

Disadvantages

  • Limited number of pin configurations
  • May require additional components for specific applications

Working Principles

The TPS3850H01DRCT works by continuously monitoring the input voltage and comparing it to the set threshold voltage. If the input voltage falls below the threshold, the device triggers a reset signal, indicating a fault condition. This allows the system to take appropriate actions to ensure proper operation.

Detailed Application Field Plans

The TPS3850H01DRCT finds applications in various fields, including:

  1. Power supply monitoring in industrial control systems
  2. Battery voltage supervision in portable devices
  3. Voltage monitoring in automotive electronics
  4. Overvoltage protection in communication systems
  5. Fault detection in medical equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the TPS3850H01DRCT include:

  1. TPS3839K33DBVR
  2. MAX823LEUK-T
  3. ADM708TARZ
  4. LTC2917IMS#PBF
  5. MCP101T-315I/TT

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací TPS3850H01DRCT v technických řešeních

Sure! Here are 10 common questions and answers related to the application of TPS3850H01DRCT in technical solutions:

  1. Q: What is the TPS3850H01DRCT? A: The TPS3850H01DRCT is a voltage supervisor and reset IC designed for monitoring power supply voltages in various applications.

  2. Q: What are the key features of the TPS3850H01DRCT? A: The key features include adjustable voltage threshold, manual reset input, watchdog timer, power-on reset delay, and low quiescent current.

  3. Q: How does the TPS3850H01DRCT help in system reliability? A: It helps ensure system reliability by monitoring power supply voltages and generating a reset signal if the voltage falls below a specified threshold.

  4. Q: Can I adjust the voltage threshold of the TPS3850H01DRCT? A: Yes, the voltage threshold can be adjusted using external resistors to suit the specific requirements of your application.

  5. Q: What is the purpose of the manual reset input in the TPS3850H01DRCT? A: The manual reset input allows you to manually assert a reset signal to the system, overriding the voltage monitoring function temporarily.

  6. Q: How does the watchdog timer feature work in the TPS3850H01DRCT? A: The watchdog timer requires a periodic input signal to prevent it from timing out. If the input signal is not received within the specified time, a reset signal is generated.

  7. Q: What is the power-on reset delay in the TPS3850H01DRCT? A: The power-on reset delay ensures that the reset signal is held active for a certain period after the power supply voltage reaches the threshold, allowing the system to stabilize.

  8. Q: Can I use the TPS3850H01DRCT in battery-powered applications? A: Yes, the TPS3850H01DRCT has a low quiescent current of typically 1.5µA, making it suitable for battery-powered applications where power consumption is critical.

  9. Q: What is the operating temperature range of the TPS3850H01DRCT? A: The TPS3850H01DRCT can operate within a temperature range of -40°C to +125°C, making it suitable for a wide range of environments.

  10. Q: Is the TPS3850H01DRCT available in different package options? A: Yes, the TPS3850H01DRCT is available in a small SOT-23 package, which is compact and easy to integrate into various circuit designs.

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