LTC3631EDD-5#TRPBF

Product Overview

Category

The LTC3631EDD-5#TRPBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in power management applications.

Characteristics

• High efficiency voltage regulator
• Low quiescent current
• Wide input voltage range
• Adjustable output voltage
• Small package size

Package

The LTC3631EDD-5#TRPBF is available in a DFN (Dual Flat No-Lead) package.

Essence

The essence of this product lies in its ability to efficiently regulate voltage in various power management applications.

Packaging/Quantity

The LTC3631EDD-5#TRPBF is typically packaged in reels and comes in quantities of 2500 units per reel.

Specifications

• Input Voltage Range: 2.25V to 5.5V
• Output Voltage Range: 0.6V to VIN
• Quiescent Current: 20µA
• Maximum Output Current: 500mA
• Switching Frequency: 1MHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LTC3631EDD-5#TRPBF has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. SW: Switching node pin
4. FB: Feedback pin
5. EN: Enable pin
6. VOUT: Output voltage pin

Functional Features

• High efficiency voltage regulation
• Low dropout voltage
• Overcurrent protection
• Thermal shutdown protection
• Soft-start capability
• Adjustable output voltage

Advantages

• High efficiency leads to reduced power consumption
• Wide input voltage range allows for versatile applications
• Small package size saves board space
• Low quiescent current minimizes power loss

Disadvantages

• Limited maximum output current (500mA)
• Higher cost compared to some alternative models

Working Principles

The LTC3631EDD-5#TRPBF operates as a step-down voltage regulator. It uses a synchronous buck converter topology to efficiently convert the input voltage to a lower, regulated output voltage. The integrated circuit incorporates a control loop that adjusts the duty cycle of the internal switches to maintain the desired output voltage.

Detailed Application Field Plans

The LTC3631EDD-5#TRPBF finds applications in various fields, including but not limited to:

1. Portable electronic devices
2. Battery-powered systems
3. IoT (Internet of Things) devices
4. Industrial automation
5. Automotive electronics

Detailed and Complete Alternative Models

1. LM2576-ADJ: Adjustable voltage regulator with higher maximum output current (3A).
2. LT1763-3.3: Fixed 3.3V voltage regulator with lower quiescent current (5µA).
3. TPS54331: Synchronous buck converter with adjustable output voltage and higher switching frequency (2MHz).

These alternative models offer different specifications and features, providing options for specific application requirements.

In conclusion, the LTC3631EDD-5#TRPBF is a high-efficiency voltage regulator IC commonly used in power management applications. Its small package size, wide input voltage range, and low quiescent current make it suitable for various portable and battery-powered devices. While it has limitations in terms of maximum output current, there are alternative models available with different specifications to meet specific application needs.