LTC3615MPUF#TRPBF

Product Overview

Category

LTC3615MPUF#TRPBF belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This product is primarily used for voltage regulation and power conversion in various electronic devices and systems.

Characteristics

• High efficiency: The LTC3615MPUF#TRPBF offers high efficiency power conversion, minimizing energy loss during operation.
• Wide input voltage range: It can handle a wide range of input voltages, making it suitable for diverse applications.
• Low quiescent current: The device has low quiescent current consumption, reducing power wastage during standby or idle modes.
• Compact package: The LTC3615MPUF#TRPBF comes in a compact and space-saving package, enabling its use in small form factor designs.
• Robustness: It is designed to withstand harsh operating conditions, ensuring reliability and longevity.

Package and Quantity

The LTC3615MPUF#TRPBF is available in a small footprint 20-pin QFN (Quad Flat No-Lead) package. It is typically sold in reels containing a specified quantity of units.

Specifications

• Input Voltage Range: 2.25V to 5.5V
• Output Voltage Range: 0.6V to VIN
• Maximum Output Current: 3A
• Switching Frequency: Adjustable up to 4MHz
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to 125°C

Pin Configuration

The LTC3615MPUF#TRPBF features a 20-pin QFN package with the following pin configuration:

1. VIN: Input voltage
2. GND: Ground
3. SW: Switch node connection
4. FB: Feedback voltage input
5. EN: Enable pin
6. SS: Soft-start capacitor connection
7. PGND: Power ground
8. VOUT: Output voltage

Functional Features

• Wide input voltage range allows for compatibility with various power sources.
• Adjustable output voltage enables flexibility in meeting specific system requirements.
• Integrated power switches simplify the design and reduce external component count.
• Soft-start feature prevents excessive inrush current during startup, enhancing system reliability.
• Overcurrent protection safeguards against excessive load conditions, preventing damage to the device and connected components.
• Thermal shutdown protection prevents overheating, ensuring safe operation.

Advantages and Disadvantages

Advantages

• High efficiency power conversion reduces energy wastage.
• Compact package enables use in space-constrained designs.
• Wide input voltage range provides versatility.
• Robustness ensures reliability in demanding environments.
• Integrated power switches simplify circuit design.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Higher switching frequencies may introduce additional noise in sensitive systems.

Working Principles

The LTC3615MPUF#TRPBF operates as a synchronous buck regulator, converting a higher input voltage to a lower output voltage. It utilizes pulse-width modulation (PWM) techniques to regulate the output voltage based on feedback from the FB pin. The integrated power switches efficiently transfer energy from the input to the output, minimizing power losses. The device employs various control mechanisms to ensure stable and accurate voltage regulation under different load conditions.

Detailed Application Field Plans

The LTC3615MPUF#TRPBF finds application in a wide range of electronic devices and systems, including but not limited to: - Portable consumer electronics (smartphones, tablets, portable media players) - Industrial automation equipment - Automotive electronics - Battery-powered devices - IoT (Internet of Things) devices - Embedded systems

Alternative Models

For those seeking alternative options, the following models can be considered: - LTC3615MPUF#PBF - LTC3615MPUF#TRMPBF - LTC3615MPUF#TRPBFI

These models offer similar functionality and characteristics, providing flexibility in choosing the most suitable option for specific applications.

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