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TPS3850G33DRCR

TPS3850G33DRCR

Product Overview

Category

The TPS3850G33DRCR belongs to the category of voltage supervisors.

Use

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

Characteristics

  • The TPS3850G33DRCR is a low-power, precision voltage supervisor.
  • It operates with a supply voltage range from 1.6V to 6.5V.
  • This device offers a fixed threshold voltage of 3.3V.
  • It has a low quiescent current consumption of only 2µA.
  • The TPS3850G33DRCR provides accurate voltage monitoring with a ±1% threshold accuracy.
  • It features a manual reset input and an active-low RESET output.
  • This voltage supervisor is designed to be highly reliable and robust.

Package

The TPS3850G33DRCR comes in a small 8-pin VSSOP package.

Essence

The essence of the TPS3850G33DRCR is to ensure stable and reliable operation of electronic systems by monitoring the voltage levels and providing a reset signal when necessary.

Packaging/Quantity

This product is typically available in reels, with 2500 units per reel.

Specifications

  • Supply Voltage Range: 1.6V to 6.5V
  • Threshold Voltage: 3.3V (±1% accuracy)
  • Quiescent Current: 2µA
  • Manual Reset Input
  • Active-Low RESET Output
  • Operating Temperature Range: -40°C to +125°C
  • Package Type: 8-pin VSSOP

Detailed Pin Configuration

The TPS3850G33DRCR has the following pin configuration:

  1. GND (Ground)
  2. MR (Manual Reset)
  3. VDD (Supply Voltage)
  4. RESET (Reset Output)
  5. GND (Ground)
  6. GND (Ground)
  7. NC (No Connection)
  8. GND (Ground)

Functional Features

  • Accurate voltage monitoring
  • Low quiescent current consumption
  • Manual reset capability
  • Reliable and robust operation
  • Small package size for space-constrained applications

Advantages and Disadvantages

Advantages

  • Precise voltage monitoring ensures system stability.
  • Low quiescent current minimizes power consumption.
  • Manual reset input allows for controlled system resets.
  • Compact package size enables use in space-limited designs.

Disadvantages

  • Fixed threshold voltage may not be suitable for all applications requiring different voltage levels.
  • Limited pin configuration options may restrict certain system designs.

Working Principles

The TPS3850G33DRCR works by continuously monitoring the supply voltage. If the voltage falls below the fixed threshold of 3.3V, the device triggers a reset signal on the RESET output pin. This signal can be used to initiate a system reset or perform other necessary actions to ensure proper operation.

Detailed Application Field Plans

The TPS3850G33DRCR is widely used in various electronic systems that require reliable voltage monitoring and supervision. Some common application fields include:

  1. Power management systems
  2. Industrial control systems
  3. Automotive electronics
  4. Medical devices
  5. Consumer electronics

Detailed and Complete Alternative Models

  1. TPS3839K33DBVR: Similar voltage supervisor with a fixed threshold of 3.3V, but in a SOT-23 package.
  2. TPS3808G33DBVR: Voltage supervisor with adjustable threshold voltage and a fixed threshold accuracy of ±2%, available in a SOT-23 package.
  3. TPS3890QDBVRQ1: Automotive-grade voltage supervisor with a fixed threshold of 3.3V, operating in a temperature range of -40°C to +125°C, and available in a SOT-23 package.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق TPS3850G33DRCR في الحلول التقنية

Sure! Here are 10 common questions and answers related to the application of TPS3850G33DRCR in technical solutions:

  1. Q: What is the TPS3850G33DRCR? A: The TPS3850G33DRCR is a voltage supervisor and reset IC manufactured by Texas Instruments.

  2. Q: What is the purpose of the TPS3850G33DRCR? A: The TPS3850G33DRCR is designed to monitor the voltage level of a system and generate a reset signal when the voltage falls below a specified threshold.

  3. Q: What is the operating voltage range of the TPS3850G33DRCR? A: The TPS3850G33DRCR operates within a voltage range of 1.6V to 6.5V.

  4. Q: How does the TPS3850G33DRCR detect undervoltage conditions? A: The TPS3850G33DRCR uses an internal voltage reference and comparator to detect when the monitored voltage falls below a programmable threshold.

  5. Q: Can the threshold voltage be adjusted on the TPS3850G33DRCR? A: Yes, the threshold voltage can be programmed using external resistors connected to the VIT+ and VIT- pins.

  6. Q: What is the typical reset time delay of the TPS3850G33DRCR? A: The typical reset time delay is around 200ms, but it can be adjusted using an external capacitor connected to the CT pin.

  7. Q: Can the TPS3850G33DRCR be used in battery-powered applications? A: Yes, the TPS3850G33DRCR is suitable for battery-powered applications due to its low quiescent current consumption.

  8. Q: Does the TPS3850G33DRCR have any built-in protection features? A: Yes, the TPS3850G33DRCR includes features like power-on reset and glitch immunity to ensure reliable operation.

  9. Q: What is the package type of the TPS3850G33DRCR? A: The TPS3850G33DRCR is available in a small 6-pin WSON package.

  10. Q: Can the TPS3850G33DRCR be used in industrial applications? A: Yes, the TPS3850G33DRCR is suitable for industrial applications due to its wide operating temperature range and robust design.

Please note that these answers are general and may vary depending on the specific requirements and use cases of your technical solution.