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TPS3850H01QDRCRQ1

TPS3850H01QDRCRQ1

Product Overview

Category

The TPS3850H01QDRCRQ1 belongs to the category of voltage supervisors.

Use

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

Characteristics

  • Voltage supervision range: 0.4V to 5.5V
  • Adjustable threshold voltage
  • Low quiescent current consumption
  • Wide operating temperature range: -40°C to 125°C
  • Small package size: VSON-10

Package

The TPS3850H01QDRCRQ1 is available in a VSON-10 package, which is a small outline package with 10 pins.

Essence

The essence of the TPS3850H01QDRCRQ1 is its ability to accurately monitor voltage levels and provide a reliable reset signal when the voltage falls below or rises above a certain threshold.

Packaging/Quantity

This product is typically packaged in reels, with a quantity of 3000 units per reel.

Specifications

  • Supply voltage range: 1.2V to 5.5V
  • Threshold voltage accuracy: ±1%
  • Quiescent current: 3µA (typical)
  • Power-on reset delay time: 200ms (typical)
  • Watchdog timer timeout period: 1.6s (typical)

Detailed Pin Configuration

The TPS3850H01QDRCRQ1 has the following pin configuration:

  1. GND (Ground)
  2. RESET (Reset output)
  3. MR (Manual reset input)
  4. VDD (Supply voltage)
  5. VDDIO (I/O supply voltage)
  6. NC (No connection)
  7. NC (No connection)
  8. NC (No connection)
  9. NC (No connection)
  10. NC (No connection)

Functional Features

  • Accurate voltage monitoring and supervision
  • Adjustable threshold voltage for flexibility
  • Power-on reset generation
  • Watchdog timer functionality for system monitoring
  • Manual reset input for external control

Advantages and Disadvantages

Advantages

  • Wide operating voltage range allows compatibility with various systems
  • Low quiescent current consumption helps conserve power
  • Small package size enables space-saving designs
  • Accurate voltage monitoring ensures system reliability

Disadvantages

  • Limited number of pins may restrict the integration of additional features
  • Lack of specific fault detection capabilities

Working Principles

The TPS3850H01QDRCRQ1 operates by continuously monitoring the supply voltage. When the voltage falls below or rises above the user-defined threshold, the device generates a reset signal to initiate a system reset. The adjustable threshold voltage allows customization based on specific system requirements.

Additionally, the TPS3850H01QDRCRQ1 incorporates a watchdog timer that requires periodic toggling to prevent system lock-up. If the watchdog timer is not reset within the specified timeout period, a reset signal is generated to ensure system integrity.

Detailed Application Field Plans

The TPS3850H01QDRCRQ1 finds applications in various electronic systems where reliable voltage monitoring and supervision are critical. Some potential application fields include:

  1. Automotive electronics: Ensuring stable voltage levels in automotive control units, sensors, and safety systems.
  2. Industrial automation: Monitoring voltage levels in PLCs, motor drives, and power supplies to prevent malfunctions.
  3. Consumer electronics: Providing voltage supervision in smartphones, tablets, and wearable devices to enhance system reliability.
  4. Medical devices: Ensuring proper voltage levels in medical equipment for patient safety and accurate measurements.
  5. Internet of Things (IoT): Monitoring voltage in IoT devices to maintain connectivity and prevent data loss.

Detailed and Complete Alternative Models

  1. TPS3850H33QDRCRQ1: Similar to the TPS3850H01QDRCRQ1, but with a higher threshold voltage range.
  2. TPS3839K33DBVRQ1: A voltage supervisor with fixed threshold voltage and a smaller SOT-23 package.
  3. TPS3808G09DBVRQ1: Offers adjustable threshold voltage and a wide operating temperature range in a SOT-23 package.

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

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Navedite 10 uobičajenih pitanja i odgovora vezanih uz primjenu TPS3850H01QDRCRQ1 u tehničkim rješenjima

Sure! Here are 10 common questions and answers related to the application of TPS3850H01QDRCRQ1 in technical solutions:

1. What is the TPS3850H01QDRCRQ1? - The TPS3850H01QDRCRQ1 is a voltage supervisor and reset IC designed for use in automotive and industrial applications.

2. What is the purpose of the TPS3850H01QDRCRQ1? - The TPS3850H01QDRCRQ1 provides monitoring and reset generation functions to ensure proper operation of microcontrollers, DSPs, or other digital devices.

3. What voltage range does the TPS3850H01QDRCRQ1 support? - The TPS3850H01QDRCRQ1 supports a wide input voltage range from 1.6V to 6.5V.

4. How does the TPS3850H01QDRCRQ1 monitor the voltage? - The TPS3850H01QDRCRQ1 continuously monitors the voltage level at its input pin and compares it to a programmable threshold.

5. Can I adjust the threshold voltage of the TPS3850H01QDRCRQ1? - Yes, the threshold voltage can be adjusted using external resistors connected to the VIT and VIL pins.

6. Does the TPS3850H01QDRCRQ1 have a watchdog timer? - Yes, the TPS3850H01QDRCRQ1 includes a watchdog timer that can be used to monitor the activity of the microcontroller or digital device.

7. What is the power-on reset delay of the TPS3850H01QDRCRQ1? - The power-on reset delay is typically 200ms, ensuring that the microcontroller or digital device has enough time to stabilize during power-up.

8. Can the TPS3850H01QDRCRQ1 generate a manual reset signal? - Yes, the TPS3850H01QDRCRQ1 includes a manual reset input pin that can be used to force a reset of the microcontroller or digital device.

9. Is the TPS3850H01QDRCRQ1 suitable for automotive applications? - Yes, the TPS3850H01QDRCRQ1 is designed to meet the requirements of automotive applications and is AEC-Q100 qualified.

10. What package options are available for the TPS3850H01QDRCRQ1? - The TPS3850H01QDRCRQ1 is available in a small 6-pin WSON package, making it suitable for space-constrained applications.

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