LT3680HMSE#TRPBF

Product Overview

Category

The LT3680HMSE#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: The LT3680HMSE#TRPBF 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 IC allows users to adjust the output voltage according to their specific requirements.
• Compact package: The LT3680HMSE#TRPBF comes in a small surface-mount package, enabling space-saving designs.
• Low quiescent current: It features low quiescent current consumption, enhancing energy efficiency.

Package and Quantity

The LT3680HMSE#TRPBF is available in a 10-pin MSOP (Mini Small Outline Package). It is typically sold in reels containing a specified quantity of units.

Specifications

• Input Voltage Range: 2.5V - 36V
• Output Voltage Range: 1.24V - 33V
• Maximum Output Current: 2A
• Switching Frequency: 400kHz
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

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

Functional Features

• Wide input voltage range allows compatibility with various power sources.
• Adjustable output voltage enables customization for specific applications.
• Integrated soft-start function prevents excessive inrush current during startup.
• Overcurrent and overtemperature protection ensure safe operation.
• Low quiescent current minimizes power consumption during standby or idle modes.

Advantages and Disadvantages

Advantages

• High conversion efficiency results in reduced power losses.
• Compact package facilitates space-constrained designs.
• Wide input voltage range enhances versatility.
• Adjustable output voltage provides flexibility.
• Low quiescent current improves energy efficiency.

Disadvantages

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

Working Principles

The LT3680HMSE#TRPBF operates as a step-down (buck) switching regulator. It utilizes a pulse-width modulation (PWM) control scheme to regulate the output voltage. The IC switches the input voltage on and off rapidly, controlling the duty cycle to maintain the desired output voltage. This switching action reduces power dissipation and increases overall efficiency.

Detailed Application Field Plans

The LT3680HMSE#TRPBF finds applications in various fields, including but not limited to: 1. Portable electronic devices: Provides efficient power management for smartphones, tablets, and portable media players. 2. Industrial equipment: Enables reliable power supply regulation in industrial automation systems and control circuits. 3. Automotive electronics: Used in automotive infotainment systems, lighting controls, and other vehicle electronics. 4. Telecommunications: Suitable for power management in networking equipment, routers, and communication devices. 5. Renewable energy systems: Facilitates efficient power conversion in solar panels, wind turbines, and battery charging systems.

Detailed and Complete Alternative Models

1. LT3680HMS8E#PBF: Similar to LT3680HMSE#TRPBF but in an 8-pin MSOP package.
2. LT3680HMPMS8E#PBF: Similar to LT3680HMSE#TRPBF but in a 10-pin MSOP PowerPAD package.
3. LT3680HMPMS8#PBF: Similar to LT3680HMSE#TRPBF but in a 10-pin MSOP PowerPAD package without the "TR" tape and reel packaging.

These alternative models offer similar functionality and characteristics, providing options for different application requirements.

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