LTC2960HDC-2#TRPBF

Product Overview

Category

The LTC2960HDC-2#TRPBF belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• The LTC2960HDC-2#TRPBF is a high-precision voltage supervisor with adjustable reset timeout delay.
• It operates over a wide input voltage range, making it suitable for different applications.
• This IC provides accurate monitoring of power supply voltages, ensuring system stability and reliability.
• It offers programmable undervoltage and overvoltage thresholds, allowing customization based on specific requirements.
• The LTC2960HDC-2#TRPBF features a low quiescent current, minimizing power consumption in standby mode.
• It is designed to withstand harsh operating conditions, including temperature variations and voltage transients.

Package and Quantity

The LTC2960HDC-2#TRPBF is available in a 10-pin DFN (Dual Flat No-Lead) package. Each package contains one unit of the IC.

Specifications

• Input Voltage Range: 2.7V to 80V
• Reset Timeout Delay Range: 1ms to 10s
• Quiescent Current: 20µA (typical)
• Operating Temperature Range: -40°C to 125°C
• Output Type: Active-Low Open-Drain
• Accuracy: ±1.5% (typical)

Pin Configuration

The LTC2960HDC-2#TRPBF has the following pin configuration:

1. GND (Ground)
2. VIN (Input Voltage)
3. VOUT (Output Voltage)
4. RESET (Active-Low Reset Output)
5. OV (Overvoltage Threshold Programming)
6. UV (Undervoltage Threshold Programming)
7. CT (Reset Timeout Delay Programming)
8. NC (No Connection)
9. NC (No Connection)
10. VCC (Supply Voltage)

Functional Features

1. Power Supply Monitoring: The LTC2960HDC-2#TRPBF accurately monitors the input voltage and provides a reset signal when it falls below or exceeds the programmed thresholds.
2. Adjustable Reset Timeout Delay: This IC allows users to set the reset timeout delay according to their specific requirements, ensuring proper system initialization.
3. Programmable Thresholds: The undervoltage and overvoltage thresholds can be programmed to match the desired voltage levels for triggering the reset signal.
4. Low Quiescent Current: With a low quiescent current, the LTC2960HDC-2#TRPBF minimizes power consumption during standby mode, enhancing energy efficiency.
5. Robust Design: This IC is designed to withstand harsh operating conditions, providing reliable performance in various environments.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows compatibility with different power supply systems.
• Adjustable reset timeout delay ensures flexibility in system initialization.
• Programmable thresholds enable customization based on specific voltage requirements.
• Low quiescent current minimizes power consumption during standby mode.
• Robust design ensures reliable operation in challenging environments.

Disadvantages

• Limited pin configuration options may restrict certain application designs.
• Higher cost compared to some alternative models with fewer features.

Working Principles

The LTC2960HDC-2#TRPBF operates by continuously monitoring the input voltage using an internal voltage reference. When the voltage falls below the programmed undervoltage threshold or exceeds the overvoltage threshold, the IC generates an active-low reset signal. The reset timeout delay can be adjusted to control the duration of the reset signal. This allows the system to properly initialize and stabilize before resuming normal operation.

Application Field Plans

The LTC2960HDC-2#TRPBF finds applications in various fields, including:

1. Industrial Automation: It ensures reliable power supply monitoring and protection in industrial control systems.
2. Telecommunications: The IC safeguards critical telecom equipment by monitoring power supply voltages.
3. Automotive Electronics: It provides voltage supervision in automotive applications, preventing potential damage due to voltage fluctuations.
4. Renewable Energy Systems: The LTC2960HDC-2#TRPBF contributes to the stability and protection of power supplies in solar and wind energy systems.
5. Medical Devices: It plays a crucial role in monitoring power supply voltages in medical equipment, ensuring patient safety.

Alternative Models

Some alternative models that offer similar functionality to the LTC2960HDC-2#TRPBF include:

1. MAX16050
2. TPS3700
3. ADM1177
4. NCP302

These models can be considered based on specific application requirements and cost considerations.

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