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LTC2960HDC-3#TRMPBF
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LTC2960HDC-3#TRMPBF

Product Overview

Category

The LTC2960HDC-3#TRMPBF belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This product is primarily used for power supply monitoring and protection in various electronic systems.

Characteristics

  • The LTC2960HDC-3#TRMPBF offers precise voltage and current monitoring capabilities.
  • It provides overvoltage and undervoltage protection, as well as power supply sequencing.
  • This IC is designed to operate in a wide temperature range, making it suitable for various environments.
  • It features low quiescent current consumption, ensuring efficient power management.

Package

The LTC2960HDC-3#TRMPBF comes in a small form factor package known as a 10-pin DFN (Dual Flat No-Lead) package.

Essence

The essence of this product lies in its ability to accurately monitor and protect power supplies, ensuring stable and reliable operation of electronic systems.

Packaging/Quantity

The LTC2960HDC-3#TRMPBF is typically packaged in reels, with 250 units per reel.

Specifications

  • Input Voltage Range: 2.7V to 100V
  • Operating Temperature Range: -40°C to 125°C
  • Quiescent Current: 20µA (typical)
  • Output Voltage Accuracy: ±1.5%
  • Overvoltage Threshold Accuracy: ±0.8%
  • Undervoltage Threshold Accuracy: ±1.5%
  • Power Supply Sequencing Delay: Adjustable from 0ms to 10s

Detailed Pin Configuration

  1. VCC: Power supply input
  2. GND: Ground reference
  3. VIN: Voltage input to be monitored
  4. OV: Overvoltage threshold adjustment pin
  5. UV: Undervoltage threshold adjustment pin
  6. FLT: Fault output indicating power supply status
  7. EN: Enable pin for turning the IC on/off
  8. GATE: Gate drive output for external MOSFET control
  9. VOUT: Output voltage reference
  10. REF: Reference voltage input

Functional Features

  1. Voltage Monitoring: The LTC2960HDC-3#TRMPBF accurately monitors the input voltage and compares it against user-defined thresholds.
  2. Overvoltage Protection: If the input voltage exceeds the set overvoltage threshold, the IC triggers a fault condition to protect downstream components.
  3. Undervoltage Protection: Similarly, if the input voltage falls below the set undervoltage threshold, the IC initiates a fault condition to prevent system instability.
  4. Power Supply Sequencing: This IC allows for adjustable sequencing delays between multiple power supplies, ensuring proper startup and shutdown sequences.

Advantages and Disadvantages

Advantages

  • Precise voltage monitoring and protection capabilities
  • Wide operating temperature range
  • Low quiescent current consumption
  • Adjustable power supply sequencing delay

Disadvantages

  • Limited to a maximum input voltage of 100V
  • Requires additional external components for complete power supply monitoring and protection functionality

Working Principles

The LTC2960HDC-3#TRMPBF operates by continuously monitoring the input voltage using an internal voltage divider network. It compares the monitored voltage against the user-defined overvoltage and undervoltage thresholds. When these thresholds are exceeded or not met, the IC triggers a fault condition, indicated by the FLT pin. Additionally, the IC provides an enable pin (EN) to turn the device on/off and a gate drive output (GATE) for controlling an external MOSFET.

Detailed Application Field Plans

The LTC2960HDC-3#TRMPBF finds applications in various electronic systems where power supply monitoring and protection are critical. Some potential application fields include:

  1. Industrial Control Systems: Ensuring stable power supply for PLCs, motor drives, and other industrial control equipment.
  2. Automotive Electronics: Protecting sensitive automotive electronics from voltage fluctuations and ensuring reliable operation.
  3. Telecommunications Equipment: Monitoring and protecting power supplies in telecom infrastructure such as base stations and network switches.
  4. Medical Devices: Safeguarding critical medical equipment from power supply anomalies to ensure patient safety.

Detailed and Complete Alternative Models

  1. LTC2960HDC-2#TRMPBF: Similar to LTC2960HDC-3#TRMPBF but with a different undervoltage threshold accuracy.
  2. LTC2960HDC-4#TRMPBF: Similar to LTC2960HDC-3#TRMPBF but with a different overvoltage threshold accuracy.
  3. LTC2960HDC-5#TRMPBF: Similar to LTC2960HDC-3#TRMPBF but with a wider operating temperature range.

These alternative models provide similar functionality

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LTC2960HDC-3#TRMPBF v technických řešeních

Sure! Here are 10 common questions and answers related to the application of LTC2960HDC-3#TRMPBF in technical solutions:

  1. Q: What is the LTC2960HDC-3#TRMPBF? A: The LTC2960HDC-3#TRMPBF is a high voltage, low power, dual supply monitor with adjustable reset timeout.

  2. Q: What are the key features of the LTC2960HDC-3#TRMPBF? A: Some key features include wide input voltage range, adjustable reset threshold, adjustable reset timeout, and low quiescent current.

  3. Q: How can I use the LTC2960HDC-3#TRMPBF in my circuit? A: You can use it as a voltage supervisor to monitor power supplies and generate a reset signal when the voltage falls below a certain threshold.

  4. Q: What is the operating voltage range of the LTC2960HDC-3#TRMPBF? A: The LTC2960HDC-3#TRMPBF can operate from 2.5V to 80V.

  5. Q: Can I adjust the reset threshold of the LTC2960HDC-3#TRMPBF? A: Yes, the reset threshold can be adjusted using external resistors.

  6. Q: Is the reset timeout adjustable on the LTC2960HDC-3#TRMPBF? A: Yes, the reset timeout can be adjusted using an external capacitor.

  7. Q: What is the typical quiescent current of the LTC2960HDC-3#TRMPBF? A: The typical quiescent current is very low, typically around 12µA.

  8. Q: Can the LTC2960HDC-3#TRMPBF be used in automotive applications? A: Yes, the LTC2960HDC-3#TRMPBF is suitable for automotive applications as it can operate from a wide input voltage range.

  9. Q: Does the LTC2960HDC-3#TRMPBF have any built-in protection features? A: Yes, it has built-in overvoltage and undervoltage lockout protection.

  10. Q: Where can I find more information about the LTC2960HDC-3#TRMPBF? A: You can refer to the datasheet provided by the manufacturer or visit their website for detailed information on the LTC2960HDC-3#TRMPBF.