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STMPS2262TTR

STMPS2262TTR

Product Overview

  • Category: Power Management IC
  • Use: Voltage Supervisor and Reset Generator
  • Characteristics: Low-power, high-accuracy, small package size
  • Package: TSSOP-14
  • Essence: Ensures reliable power supply and system reset in electronic devices
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 1.8V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Reset Threshold Voltage Options: 2.63V, 3.08V, 4.38V, 4.63V
  • Reset Timeout Period Options: 140ms, 560ms, 1120ms, 2240ms
  • Quiescent Current: 1.5µA (typical)

Detailed Pin Configuration

The STMPS2262TTR has a total of 14 pins arranged as follows:

  1. VDD: Supply voltage input
  2. GND: Ground reference
  3. MR: Manual reset input
  4. RESET: Active-low reset output
  5. RST: Reset timeout period selection pin
  6. VTH: Reset threshold voltage selection pin
  7. NC: No connection
  8. NC: No connection
  9. NC: No connection
  10. NC: No connection
  11. NC: No connection
  12. NC: No connection
  13. NC: No connection
  14. NC: No connection

Functional Features

  • Monitors the supply voltage and generates a reset signal when it falls below the selected threshold voltage.
  • Provides manual reset capability through the MR pin.
  • Offers flexibility in selecting the reset threshold voltage and timeout period.
  • Low quiescent current ensures minimal power consumption.

Advantages and Disadvantages

Advantages: - High accuracy in monitoring the supply voltage. - Small package size allows for space-efficient designs. - Wide operating voltage range enables compatibility with various systems. - Low-power operation prolongs battery life in portable devices.

Disadvantages: - Limited number of reset threshold voltage and timeout period options. - No built-in protection features against voltage spikes or transients.

Working Principles

The STMPS2262TTR operates by continuously monitoring the supply voltage. When the voltage falls below the selected threshold, it triggers the reset signal, which can be used to initiate system reset or other necessary actions. The manual reset input (MR) allows for external control over the reset function. The device consumes low power during normal operation, making it suitable for battery-powered applications.

Detailed Application Field Plans

The STMPS2262TTR is widely used in various electronic devices that require reliable power supply monitoring and system reset functionality. Some common application fields include:

  1. Consumer Electronics: Smartphones, tablets, digital cameras
  2. Industrial Automation: Programmable logic controllers, motor control systems
  3. Automotive: Infotainment systems, engine control units
  4. Medical Devices: Patient monitoring equipment, diagnostic devices
  5. Internet of Things (IoT): Wearable devices, smart home automation

Detailed and Complete Alternative Models

  1. MAX809: Voltage supervisor with adjustable reset threshold and timeout options.
  2. TPS3839: Ultra-low-power voltage supervisor with wide supply voltage range.
  3. LTC2937: Dual-supply monitor with programmable reset thresholds and watchdog timer.
  4. ADM6316: Microprocessor supervisory circuit with manual reset input and watchdog timer.

These alternative models offer similar functionality to the STMPS2262TTR and can be considered based on specific application requirements.

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기술 솔루션에 STMPS2262TTR 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of STMPS2262TTR in technical solutions:

  1. Q: What is STMPS2262TTR? A: STMPS2262TTR is a dual-channel power switch with overcurrent protection, designed for use in various technical solutions.

  2. Q: What are the key features of STMPS2262TTR? A: The key features of STMPS2262TTR include dual-channel operation, overcurrent protection, low on-resistance, and thermal shutdown.

  3. Q: How can I use STMPS2262TTR in my technical solution? A: STMPS2262TTR can be used as a power switch to control the flow of current in your circuit, providing overcurrent protection and ensuring safe operation.

  4. Q: What is the maximum current rating of STMPS2262TTR? A: The maximum current rating of STMPS2262TTR is typically around 2A per channel.

  5. Q: Can STMPS2262TTR handle high voltages? A: Yes, STMPS2262TTR can handle voltages up to a certain limit, typically around 20V.

  6. Q: Does STMPS2262TTR require any external components for operation? A: Yes, STMPS2262TTR requires external input and output capacitors, as well as resistors for setting the overcurrent threshold.

  7. Q: Is STMPS2262TTR suitable for battery-powered applications? A: Yes, STMPS2262TTR is suitable for battery-powered applications due to its low quiescent current and efficient power management capabilities.

  8. Q: Can STMPS2262TTR be used in automotive applications? A: Yes, STMPS2262TTR is automotive-grade and can be used in various automotive applications that require power switching and overcurrent protection.

  9. Q: Does STMPS2262TTR have any built-in protection features? A: Yes, STMPS2262TTR has built-in overcurrent protection, thermal shutdown, and undervoltage lockout features to ensure safe operation.

  10. Q: Where can I find more information about STMPS2262TTR? A: You can find more detailed information about STMPS2262TTR in the datasheet provided by the manufacturer or on their official website.