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LTC2909IDDB-3.3#TRMPBF
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LTC2909IDDB-3.3#TRMPBF

Product Overview

Category

LTC2909IDDB-3.3#TRMPBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage monitoring and power supply sequencing applications.

Characteristics

The LTC2909IDDB-3.3#TRMPBF features a precision voltage reference, a comparator, and a power-on reset circuit. It operates at a fixed 3.3V threshold voltage and provides accurate monitoring of power supply voltages.

Package

The LTC2909IDDB-3.3#TRMPBF comes in a small 8-pin DFN package, which allows for space-efficient integration into various electronic systems.

Essence

The essence of this product lies in its ability to monitor power supply voltages accurately, ensuring proper functioning and protection of electronic devices.

Packaging/Quantity

The LTC2909IDDB-3.3#TRMPBF is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Supply Voltage Range: 2.7V to 5.5V
  • Threshold Voltage: 3.3V ±1.5%
  • Operating Temperature Range: -40°C to +85°C
  • Quiescent Current: 10μA (typical)
  • Output Type: Active Low/Open Drain

Detailed Pin Configuration

The LTC2909IDDB-3.3#TRMPBF has the following pin configuration:

  1. GND (Ground)
  2. IN (Voltage Input)
  3. VCC (Supply Voltage)
  4. RESET (Power-On Reset Output)
  5. GATE (Comparator Output)
  6. GND (Ground)
  7. GND (Ground)
  8. NC (No Connection)

Functional Features

  • Power-On Reset: The LTC2909IDDB-3.3#TRMPBF provides a power-on reset signal to ensure proper initialization of electronic systems.
  • Voltage Monitoring: It accurately monitors the input voltage and generates an output signal based on the threshold voltage.
  • Comparator Output: The comparator output can be used to trigger various actions or alarms based on the monitored voltage level.

Advantages and Disadvantages

Advantages

  • Precise voltage monitoring
  • Compact package size
  • Wide supply voltage range
  • Low quiescent current

Disadvantages

  • Fixed threshold voltage may not suit all applications
  • Limited pin configuration options

Working Principles

The LTC2909IDDB-3.3#TRMPBF operates by comparing the input voltage with the fixed 3.3V threshold voltage. When the input voltage falls below the threshold, the power-on reset output is activated. The comparator output can be used to trigger specific actions or alarms based on the monitored voltage level.

Detailed Application Field Plans

The LTC2909IDDB-3.3#TRMPBF finds applications in various fields, including:

  1. Power Supply Sequencing: It ensures proper sequencing of power supplies in complex electronic systems, preventing potential damage due to improper voltage levels during startup.
  2. Battery-Powered Devices: The low quiescent current and wide supply voltage range make it suitable for battery-powered devices that require efficient voltage monitoring.
  3. Industrial Control Systems: It can be used in industrial control systems to monitor and protect critical components from voltage fluctuations.

Detailed and Complete Alternative Models

  1. LTC2909IDD-3.3#PBF: Similar to LTC2909IDDB-3.3#TRMPBF but comes in a different package (8-pin DFN).
  2. LTC2909IDDB-5#TRMPBF: Similar to LTC2909IDDB-3.3#TRMPBF but operates at a fixed 5V threshold voltage.

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

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LTC2909IDDB-3.3#TRMPBF v technických řešeních

Sure! Here are 10 common questions and answers related to the application of LTC2909IDDB-3.3#TRMPBF in technical solutions:

1. What is LTC2909IDDB-3.3#TRMPBF? LTC2909IDDB-3.3#TRMPBF is a specific model of the LTC2909 series, which is a precision dual-supply voltage monitor with adjustable reset timeout delay.

2. What is the purpose of LTC2909IDDB-3.3#TRMPBF? The purpose of LTC2909IDDB-3.3#TRMPBF is to monitor two supply voltages and assert a reset signal when either voltage falls below a specified threshold.

3. What are the key features of LTC2909IDDB-3.3#TRMPBF? Some key features of LTC2909IDDB-3.3#TRMPBF include adjustable reset timeout delay, wide supply voltage range, low quiescent current, and open-drain reset outputs.

4. How does LTC2909IDDB-3.3#TRMPBF help in technical solutions? LTC2909IDDB-3.3#TRMPBF helps ensure system reliability by monitoring supply voltages and providing a reset signal when they drop below a certain level, preventing potential data corruption or system malfunction.

5. What is the supply voltage range supported by LTC2909IDDB-3.3#TRMPBF? LTC2909IDDB-3.3#TRMPBF supports a supply voltage range from 1.6V to 6V.

6. Can I adjust the reset timeout delay of LTC2909IDDB-3.3#TRMPBF? Yes, LTC2909IDDB-3.3#TRMPBF allows you to adjust the reset timeout delay using an external capacitor.

7. How much quiescent current does LTC2909IDDB-3.3#TRMPBF consume? LTC2909IDDB-3.3#TRMPBF has a low quiescent current of typically 1.5µA.

8. Can I use LTC2909IDDB-3.3#TRMPBF in battery-powered applications? Yes, LTC2909IDDB-3.3#TRMPBF's low quiescent current makes it suitable for battery-powered applications where power efficiency is crucial.

9. What type of output does LTC2909IDDB-3.3#TRMPBF provide? LTC2909IDDB-3.3#TRMPBF provides open-drain reset outputs, which can be connected to other devices or microcontrollers.

10. Is LTC2909IDDB-3.3#TRMPBF available in a specific package? Yes, LTC2909IDDB-3.3#TRMPBF is available in a DFN-6 package, which is compact and suitable for space-constrained designs.

Please note that these answers are general and may vary depending on the specific application and requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information.