Texas Instruments
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TPS3837K33DBVTG4
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TPS3837K33DBVTG4

Product Overview

Category

The TPS3837K33DBVTG4 belongs to the category of voltage supervisors.

Use

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

Characteristics

  • Low-power consumption
  • Wide operating voltage range
  • High accuracy
  • Adjustable reset threshold
  • Small package size

Package

The TPS3837K33DBVTG4 is available in a small SOT-23 package.

Essence

The essence of the TPS3837K33DBVTG4 lies in its ability to provide accurate voltage monitoring and reset generation in various electronic applications.

Packaging/Quantity

The TPS3837K33DBVTG4 is typically packaged in reels, with 3000 units per reel.

Specifications

  • Supply Voltage Range: 1.8V to 10V
  • Reset Threshold Voltage: Adjustable from 2.93V to 3.08V
  • Operating Temperature Range: -40°C to +125°C
  • Quiescent Current: 1.5µA (typical)
  • Power-On Reset Delay: 200ms (typical)

Detailed Pin Configuration

The TPS3837K33DBVTG4 has the following pin configuration:

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

Functional Features

  • Accurate voltage monitoring: The TPS3837K33DBVTG4 ensures precise monitoring of the supply voltage, providing reliable reset signals when the voltage falls below the set threshold.
  • Adjustable reset threshold: The reset threshold voltage can be easily adjusted within a specified range, allowing flexibility in different system requirements.
  • Low-power consumption: With a quiescent current of only 1.5µA, the TPS3837K33DBVTG4 minimizes power consumption, making it suitable for battery-powered applications.
  • Power-on reset delay: The device incorporates a power-on reset delay of 200ms, ensuring stable operation during power-up.

Advantages and Disadvantages

Advantages

  • High accuracy in voltage monitoring
  • Adjustable reset threshold for flexibility
  • Low-power consumption for energy efficiency
  • Small package size for space-constrained designs
  • Wide operating voltage range for compatibility with various systems

Disadvantages

  • Limited availability in alternative packages
  • May require additional external components for specific applications

Working Principles

The TPS3837K33DBVTG4 operates by continuously monitoring the supply voltage. When the voltage falls below the set threshold, the device generates a reset signal to initiate system recovery or shutdown. The adjustable reset threshold allows customization based on specific voltage requirements.

Detailed Application Field Plans

The TPS3837K33DBVTG4 finds application in various electronic systems, including but not limited to: - Microcontrollers and microprocessors - Industrial control systems - Automotive electronics - Battery-powered devices - Communication equipment

Detailed and Complete Alternative Models

  1. TPS3837K33DBVR
  2. TPS3837K33DBVRG4
  3. TPS3837K33DBVT
  4. TPS3837K33DBVTE4
  5. TPS3837K33DBVTG4

These alternative models offer similar functionality and characteristics to the TPS3837K33DBVTG4, providing options for different package preferences or availability constraints.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací TPS3837K33DBVTG4 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of TPS3837K33DBVTG4 in technical solutions:

  1. Q: What is the TPS3837K33DBVTG4? A: The TPS3837K33DBVTG4 is a voltage supervisor and reset IC manufactured by Texas Instruments.

  2. Q: What is the purpose of the TPS3837K33DBVTG4? A: The TPS3837K33DBVTG4 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 TPS3837K33DBVTG4? A: The TPS3837K33DBVTG4 operates within a voltage range of 1.8V to 5.5V.

  4. Q: How does the TPS3837K33DBVTG4 detect undervoltage conditions? A: The TPS3837K33DBVTG4 compares the monitored voltage against a fixed threshold voltage (typically 3.08V) to detect undervoltage conditions.

  5. Q: Can the threshold voltage be adjusted on the TPS3837K33DBVTG4? A: No, the threshold voltage on the TPS3837K33DBVTG4 is fixed and cannot be adjusted.

  6. Q: What is the typical reset time delay of the TPS3837K33DBVTG4? A: The typical reset time delay of the TPS3837K33DBVTG4 is 200ms.

  7. Q: Does the TPS3837K33DBVTG4 have an open-drain or push-pull output? A: The TPS3837K33DBVTG4 has an open-drain output.

  8. Q: What is the maximum operating temperature range of the TPS3837K33DBVTG4? A: The TPS3837K33DBVTG4 can operate within a temperature range of -40°C to +125°C.

  9. Q: Can the TPS3837K33DBVTG4 be used in battery-powered applications? A: Yes, the TPS3837K33DBVTG4 is suitable for battery-powered applications due to its low quiescent current consumption.

  10. Q: Does the TPS3837K33DBVTG4 have any additional features? A: Yes, the TPS3837K33DBVTG4 includes a manual reset input and a power-on reset delay feature.

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.