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LTC2903IS6-D1#TRMPBF

LTC2903IS6-D1#TRMPBF

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Monitor and Reset Circuit
  • Characteristics:
    • Monitors the power supply voltage and generates a reset signal when the voltage falls below a specified threshold.
    • Small form factor, suitable for space-constrained applications.
    • Low power consumption.
  • Package: SOT-23-6
  • Essence: The LTC2903IS6-D1#TRMPBF is a voltage monitor and reset circuit designed to ensure proper operation of electronic systems by monitoring the power supply voltage and generating a reset signal when the voltage drops below a certain threshold.
  • Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

  • Supply Voltage Range: 2.7V to 5.5V
  • Threshold Voltage Options: 2.5V, 3.0V, 3.3V, 5.0V
  • Reset Timeout Period: Adjustable from 200ms to 10s
  • Quiescent Current: 15µA (typical)

Detailed Pin Configuration

The LTC2903IS6-D1#TRMPBF has the following pin configuration:

| Pin Name | Description | |----------|-------------| | VCC | Power Supply Voltage Input | | GND | Ground | | RESET | Reset Output | | TH | Threshold Voltage Selection Input |

Functional Features

  • Monitors the power supply voltage continuously.
  • Generates a reset signal when the voltage falls below the selected threshold.
  • Adjustable reset timeout period allows customization based on system requirements.
  • Provides a reliable reset signal to ensure proper system initialization.

Advantages

  • Small form factor enables usage in space-constrained applications.
  • Wide supply voltage range allows compatibility with various power sources.
  • Low quiescent current minimizes power consumption.
  • Adjustable reset timeout period offers flexibility in system design.

Disadvantages

  • Limited threshold voltage options may not cover all voltage requirements.
  • Lack of built-in hysteresis may result in potential oscillation near the threshold voltage.

Working Principles

The LTC2903IS6-D1#TRMPBF operates by continuously monitoring the power supply voltage through the VCC pin. When the voltage drops below the selected threshold, the circuit generates a reset signal on the RESET pin. The reset timeout period can be adjusted to meet specific system requirements. The device consumes low quiescent current, ensuring minimal power consumption.

Detailed Application Field Plans

The LTC2903IS6-D1#TRMPBF is commonly used in various applications where reliable voltage monitoring and reset functionality are crucial. Some potential application fields include: - Microcontrollers and microprocessors - Embedded systems - Power management circuits - Battery-powered devices - Industrial control systems

Detailed and Complete Alternative Models

  • LTC2903IS6-D2#TRMPBF: Similar to LTC2903IS6-D1#TRMPBF but with different threshold voltage options.
  • LTC2903IS6-D3#TRMPBF: Enhanced version with built-in hysteresis for improved noise immunity.
  • LTC2903IS6-D4#TRMPBF: Higher precision variant with tighter threshold voltage tolerance.

Note: This entry provides an overview of the LTC2903IS6-D1#TRMPBF. For more detailed information, please refer to the datasheet provided by the manufacturer.

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Liste 10 perguntas e respostas comuns relacionadas à aplicação de LTC2903IS6-D1#TRMPBF em soluções técnicas

Sure! Here are 10 common questions and answers related to the application of LTC2903IS6-D1#TRMPBF in technical solutions:

Q1: What is LTC2903IS6-D1#TRMPBF? A1: LTC2903IS6-D1#TRMPBF is a specific model of a low-power dual supply monitor IC manufactured by Linear Technology (now part of Analog Devices). It is designed to monitor two power supplies and provide accurate voltage monitoring and reset generation functions.

Q2: What are the key features of LTC2903IS6-D1#TRMPBF? A2: Some key features of LTC2903IS6-D1#TRMPBF include dual supply monitoring, adjustable threshold voltages, wide operating voltage range, low quiescent current, and built-in glitch immunity.

Q3: How does LTC2903IS6-D1#TRMPBF monitor power supplies? A3: LTC2903IS6-D1#TRMPBF monitors power supplies by comparing the input voltages with its internal reference voltages. If the input voltage falls below or rises above the programmed thresholds, it generates a reset signal.

Q4: Can LTC2903IS6-D1#TRMPBF be used in battery-powered applications? A4: Yes, LTC2903IS6-D1#TRMPBF can be used in battery-powered applications as it has a low quiescent current and operates over a wide voltage range, making it suitable for power-sensitive designs.

Q5: How many power supplies can LTC2903IS6-D1#TRMPBF monitor simultaneously? A5: LTC2903IS6-D1#TRMPBF can monitor two power supplies simultaneously. It has two independent voltage comparators for monitoring each supply.

Q6: Is LTC2903IS6-D1#TRMPBF suitable for automotive applications? A6: Yes, LTC2903IS6-D1#TRMPBF is suitable for automotive applications as it has a wide operating temperature range and meets the AEC-Q100 automotive qualification standards.

Q7: Can I adjust the threshold voltages of LTC2903IS6-D1#TRMPBF? A7: Yes, LTC2903IS6-D1#TRMPBF allows you to adjust the threshold voltages using external resistors, providing flexibility in setting the monitoring levels according to your requirements.

Q8: Does LTC2903IS6-D1#TRMPBF have built-in glitch immunity? A8: Yes, LTC2903IS6-D1#TRMPBF has built-in glitch immunity, which helps prevent false triggering due to voltage transients or noise on the monitored power supplies.

Q9: What is the typical quiescent current of LTC2903IS6-D1#TRMPBF? A9: The typical quiescent current of LTC2903IS6-D1#TRMPBF is very low, typically around 10µA, making it suitable for battery-powered and low-power applications.

Q10: Are there any application notes or reference designs available for LTC2903IS6-D1#TRMPBF? A10: Yes, Analog Devices provides application notes and reference designs for LTC2903IS6-D1#TRMPBF, which can help you understand its usage and integration into your technical solutions.

Please note that the answers provided here are general and may vary depending on specific design considerations and requirements. It is always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information and guidelines.