LT3689IUD-5#TRPBF

Product Overview

Category

The LT3689IUD-5#TRPBF belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This IC is commonly used in various electronic devices to regulate and control power supply voltages efficiently.

Characteristics

• High efficiency voltage regulation
• Wide input voltage range
• Low quiescent current
• Compact package size
• Excellent load and line regulation

Package

The LT3689IUD-5#TRPBF is available in a small and compact 16-pin QFN package, which ensures easy integration into different circuit designs.

Essence

The essence of the LT3689IUD-5#TRPBF lies in its ability to provide efficient and reliable power management solutions for a wide range of electronic devices.

Packaging/Quantity

This IC is typically sold in reels or tubes, with each reel containing a specific quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input Voltage Range: 2.7V to 36V
• Output Voltage: 5V
• Maximum Output Current: 2A
• Switching Frequency: 1MHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3689IUD-5#TRPBF features a 16-pin QFN package with the following pin configuration:

1. VIN: Input voltage pin
2. SW: Switching node connection
3. GND: Ground reference pin
4. FB: Feedback pin for output voltage regulation
5. SS/TR: Soft-start/tracking pin
6. VCC: Supply voltage for internal circuitry
7. PGND: Power ground pin
8. EN: Enable pin for turning the IC on/off
9. VOUT: Output voltage pin

Functional Features

• Wide input voltage range allows for versatile applications
• High efficiency ensures minimal power loss
• Low quiescent current reduces standby power consumption
• Excellent load and line regulation for stable output voltage
• Soft-start feature prevents inrush current during startup
• Enable pin provides control over the IC's operation

Advantages and Disadvantages

Advantages

• Efficient power management solution
• Wide input voltage range for flexibility
• Compact package size for easy integration
• Excellent load and line regulation for stable output
• Low quiescent current for reduced power consumption

Disadvantages

• Limited maximum output current (2A)
• Higher cost compared to some alternative models

Working Principles

The LT3689IUD-5#TRPBF utilizes a switching regulator topology to efficiently regulate the input voltage and provide a stable output voltage of 5V. It employs high-frequency switching to minimize power loss and maximize efficiency. The feedback mechanism continuously monitors the output voltage and adjusts the switching frequency accordingly to maintain the desired voltage level.

Detailed Application Field Plans

The LT3689IUD-5#TRPBF finds application in various electronic devices, including but not limited to: - Portable electronic devices - Industrial automation systems - Automotive electronics - Telecommunications equipment - Power supply modules

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LT3689IUD-5#TRPBF include: - LT3680 - LT3692 - LT8614

These alternative models may have different specifications, pin configurations, or package sizes, so it is important to carefully review their datasheets to ensure compatibility with specific application requirements.

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