LTC2965IDD#TRPBF

Product Overview

Category

LTC2965IDD#TRPBF 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

• Voltage monitoring: The LTC2965IDD#TRPBF provides accurate monitoring of multiple voltages, ensuring stable operation of electronic systems.
• Power supply sequencing: It enables controlled power-up and power-down sequences, preventing potential damage to sensitive components.
• Package: The LTC2965IDD#TRPBF is available in a small 10-lead DFN package, making it suitable for space-constrained designs.
• Essence: This IC offers reliable and precise voltage monitoring and sequencing capabilities, enhancing the overall performance and protection of electronic systems.
• Packaging/Quantity: The LTC2965IDD#TRPBF is typically sold in reels containing a specified quantity of units.

Specifications

The LTC2965IDD#TRPBF has the following specifications:

• Input Voltage Range: 2.7V to 36V
• Operating Temperature Range: -40°C to 125°C
• Accuracy: ±1.5% (typical)
• Number of Voltage Monitors: 4
• Power Supply Sequencing Channels: 3
• Output Voltage Range: 0V to VCC

Detailed Pin Configuration

The LTC2965IDD#TRPBF features the following pin configuration:

1. VIN1: Input voltage for monitor 1
2. VIN2: Input voltage for monitor 2
3. VIN3: Input voltage for monitor 3
4. VIN4: Input voltage for monitor 4
5. GND: Ground reference
6. VCC: Supply voltage input
7. SEQ1: Power supply sequencing channel 1 output
8. SEQ2: Power supply sequencing channel 2 output
9. SEQ3: Power supply sequencing channel 3 output
10. FLT: Fault indicator output

Functional Features

The LTC2965IDD#TRPBF offers the following functional features:

• Accurate voltage monitoring for up to four input voltages simultaneously.
• Programmable undervoltage and overvoltage thresholds for each monitored voltage.
• Configurable power supply sequencing with adjustable timing delays.
• Integrated fault detection and reporting through the FLT pin.
• Low quiescent current consumption, minimizing power dissipation.

Advantages and Disadvantages

Advantages

• Precise voltage monitoring ensures system stability and reliability.
• Controlled power supply sequencing prevents potential damage to components during power-up and power-down.
• Small package size allows for space-efficient designs.
• Integrated fault detection enhances system safety and troubleshooting capabilities.
• Low quiescent current consumption reduces power dissipation.

Disadvantages

• Limited number of voltage monitors and power supply sequencing channels.
• May require additional external components for certain applications.

Working Principles

The LTC2965IDD#TRPBF operates by continuously monitoring the input voltages and comparing them against user-defined thresholds. It generates appropriate control signals to manage power supply sequencing based on the configured timing delays. The fault detection circuitry detects abnormal conditions and reports them through the FLT pin, enabling prompt system response.

Detailed Application Field Plans

The LTC2965IDD#TRPBF finds application in various fields, including but not limited to:

1. Industrial automation systems: Ensuring stable power supply and preventing damage during startup or shutdown processes.
2. Telecommunications equipment: Monitoring critical voltages and managing power supply sequencing to maintain uninterrupted operation.
3. Automotive electronics: Protecting sensitive components from voltage fluctuations and ensuring proper power-up and power-down sequences.
4. Medical devices: Safeguarding patient safety by monitoring and controlling voltage levels in critical circuits.
5. Consumer electronics: Enhancing the reliability and performance of electronic devices by accurately monitoring power supply voltages.

Detailed and Complete Alternative Models

1. LTC2960IDD#TRPBF: Similar to LTC2965IDD#TRPBF, but with two voltage monitors and two power supply sequencing channels.
2. LTC2964IDD#TRPBF: Offers four voltage monitors and two power supply sequencing channels, suitable for applications requiring more voltage monitoring capabilities.
3. LTC2966IDD#TRPBF: Provides six voltage monitors and three power supply sequencing channels, ideal for complex systems with multiple power domains.

These alternative models offer varying features and capabilities to cater to different application requirements.

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