LT8580IDD#TRPBF

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High efficiency step-down DC/DC converter - Wide input voltage range: 3.5V to 42V - Output current up to 1.7A - Adjustable output voltage - Low quiescent current - Internal compensation - Programmable soft-start - Synchronizable frequency - Fault protection features

Package: 8-Lead DFN (3mm x 3mm)

Essence: The LT8580IDD#TRPBF is a high-efficiency step-down DC/DC converter designed for power management applications.

Packaging/Quantity: The LT8580IDD#TRPBF is available in a 8-Lead DFN package and is typically sold in reels of 2500 units.

Specifications

• Input Voltage Range: 3.5V to 42V
• Output Voltage Range: 0.8V to VIN
• Maximum Output Current: 1.7A
• Switching Frequency Range: 100kHz to 1MHz
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT8580IDD#TRPBF has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for adjusting the output voltage
4. SS: Soft-start pin for controlling the startup time
5. SYNC: Synchronization pin for synchronizing the switching frequency
6. SW: Switch node pin for connecting the inductor and diode
7. VCC: Supply voltage pin for internal control circuitry
8. PG: Power Good pin indicating the output voltage is within regulation

Functional Features

• High efficiency conversion
• Wide input voltage range for versatile applications
• Adjustable output voltage to meet specific requirements
• Low quiescent current for improved power efficiency
• Internal compensation simplifies design
• Programmable soft-start for controlled startup
• Synchronizable frequency for noise reduction
• Fault protection features for enhanced reliability

Advantages and Disadvantages

Advantages: - High efficiency conversion saves power - Wide input voltage range allows for flexibility in application - Adjustable output voltage meets various requirements - Low quiescent current improves overall power efficiency - Internal compensation simplifies design process - Programmable soft-start ensures controlled startup - Synchronizable frequency reduces noise - Fault protection features enhance system reliability

Disadvantages: - Limited maximum output current of 1.7A - Requires careful consideration of thermal management due to high efficiency

Working Principles

The LT8580IDD#TRPBF operates as a step-down DC/DC converter, converting a higher input voltage to a lower output voltage. It utilizes a switching regulator topology to achieve high efficiency power conversion. The internal control circuitry regulates the duty cycle of the switching transistor to maintain the desired output voltage. The converter also includes fault protection features such as overvoltage and overcurrent protection.

Detailed Application Field Plans

The LT8580IDD#TRPBF can be used in various power management applications, including but not limited to: - Industrial equipment - Automotive systems - Telecom infrastructure - Battery-powered devices - Distributed power systems - LED lighting

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LT8580IDD#TRPBF include: - LT8610IDD#TRPBF - LT8609IDD#TRPBF - LT8582IDD#TRPBF - LT8581IDD#TRPBF - LT8584IDD#TRPBF

These alternative models provide different specifications and features, allowing designers to choose the most suitable option for their specific application requirements.

Word count: 445 words