LT3690EUFE#PBF

Product Overview

Category

The LT3690EUFE#PBF belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

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

Characteristics

• High efficiency: The LT3690EUFE#PBF offers high conversion efficiency, minimizing power losses during voltage regulation.
• Wide input voltage range: It can handle a wide range of input voltages, making it suitable for diverse applications.
• Adjustable output voltage: The output voltage can be easily adjusted to meet specific requirements.
• Compact package: The LT3690EUFE#PBF comes in a small form factor package, enabling space-saving designs.
• Low quiescent current: It has low standby power consumption, enhancing energy efficiency.

Package and Quantity

The LT3690EUFE#PBF is available in a 24-pin QFN (Quad Flat No-Lead) package. Each package contains one unit of the IC.

Specifications

• Input Voltage Range: 2.5V - 36V
• Output Voltage Range: 0.8V - 34V
• Maximum Output Current: 2A
• Switching Frequency: Up to 1MHz
• Operating Temperature Range: -40°C to 125°C

Pin Configuration

The LT3690EUFE#PBF features a 24-pin QFN package with the following pin configuration:

1. VIN: Input voltage pin
2. SW: Switching node connection
3. PGND: Power ground pin
4. FB: Feedback pin for output voltage regulation
5. SS/TR/UVLO: Soft-start, tracking, and undervoltage lockout pin
6. VCC: Supply voltage for internal circuitry
7. GND: Ground pin
8. VOUT: Output voltage pin

Functional Features

• Wide Input Voltage Range: The LT3690EUFE#PBF can handle a wide range of input voltages, making it suitable for various power supply applications.
• Adjustable Output Voltage: The output voltage can be easily adjusted using external resistors, allowing flexibility in system design.
• High Efficiency: This IC offers high conversion efficiency, reducing power losses and improving overall energy efficiency.
• Protection Features: The LT3690EUFE#PBF includes built-in protection mechanisms such as overcurrent protection and thermal shutdown to ensure safe operation.
• Fast Transient Response: It provides a fast response to load changes, maintaining stable output voltage even under dynamic conditions.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Wide input voltage range allows for versatile applications.
• Compact package enables space-saving designs.
• Adjustable output voltage provides flexibility.
• Fast transient response ensures stability during load changes.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Requires additional external components for proper operation.

Working Principles

The LT3690EUFE#PBF operates based on a switching regulator topology. It utilizes high-frequency switching to efficiently regulate the input voltage to the desired output voltage level. The internal control circuitry adjusts the duty cycle of the switching signal to maintain a stable output voltage, compensating for variations in input voltage and load conditions.

Detailed Application Field Plans

The LT3690EUFE#PBF finds applications in various fields, including but not limited to: - Portable electronic devices - Industrial automation systems - Automotive electronics - Telecommunications equipment - Power supply modules

Alternative Models

For those seeking alternative options, the following models offer similar functionality to the LT3690EUFE#PBF: - LT3691EUFE#PBF - LT3692EUFE#PBF - LT3693EUFE#PBF - LT3694EUFE#PBF

These alternative models provide comparable features and can be considered as substitutes for the LT3690EUFE#PBF in specific applications.

In conclusion, the LT3690EUFE#PBF is a versatile integrated circuit designed for power management applications. With its high efficiency, adjustable output voltage, and compact package, it offers numerous advantages for various electronic systems. However, its limited maximum output current and requirement for additional external components should be taken into consideration.