LTC3415EUHF#TRPBF

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High Efficiency Synchronous Buck-Boost Converter - Wide Input Voltage Range: 2.4V to 5.5V - Adjustable Output Voltage Range: 1.8V to 5.25V - Maximum Output Current: 600mA - Low Quiescent Current: 16µA - Switching Frequency: 1.2MHz - Package Type: QFN-20 - RoHS Compliant

Essence: The LTC3415EUHF#TRPBF is a high-efficiency synchronous buck-boost converter designed for power management applications. It provides a wide input voltage range and adjustable output voltage, making it suitable for various electronic devices.

Packaging/Quantity: The LTC3415EUHF#TRPBF is available in a QFN-20 package. It is typically sold in reels of 2500 units.

Specifications

• Input Voltage Range: 2.4V to 5.5V
• Output Voltage Range: 1.8V to 5.25V
• Maximum Output Current: 600mA
• Quiescent Current: 16µA
• Switching Frequency: 1.2MHz
• Operating Temperature Range: -40°C to 85°C
• Package Type: QFN-20

Detailed Pin Configuration

The LTC3415EUHF#TRPBF has the following pin configuration:

1. VIN: Input Voltage
2. SW: Switch Node
3. GND: Ground
4. FB: Feedback Voltage
5. EN: Enable Pin
6. VOUT: Output Voltage
7. PGND: Power Ground
8. BST: Boost Node
9. SS: Soft-Start
10. VCC: Supply Voltage

Functional Features

• High Efficiency: The LTC3415EUHF#TRPBF utilizes synchronous rectification to achieve high efficiency in both step-up and step-down modes.
• Wide Input Voltage Range: It can operate with input voltages ranging from 2.4V to 5.5V, making it suitable for various power sources.
• Adjustable Output Voltage: The output voltage can be adjusted from 1.8V to 5.25V, providing flexibility for different applications.
• Low Quiescent Current: With a quiescent current of only 16µA, the LTC3415EUHF#TRPBF minimizes power consumption during standby or idle periods.
• Fast Transient Response: It features a fast transient response to sudden load changes, ensuring stable and reliable power delivery.

Advantages and Disadvantages

Advantages: - High efficiency operation - Wide input voltage range - Adjustable output voltage - Low quiescent current - Fast transient response

Disadvantages: - Limited maximum output current (600mA)

Working Principles

The LTC3415EUHF#TRPBF is a buck-boost converter that can step up or step down the input voltage to provide a regulated output voltage. It uses synchronous rectification to minimize power losses and improve efficiency. The feedback voltage (FB) pin is used to set the desired output voltage, which can be adjusted within the specified range. The enable pin (EN) allows for control of the converter's operation. The soft-start pin (SS) provides a controlled startup sequence to prevent excessive inrush current.

Detailed Application Field Plans

The LTC3415EUHF#TRPBF is commonly used in various electronic devices and applications, including: - Battery-powered devices - Portable electronics - IoT devices - Wearable devices - Industrial equipment - Automotive applications

Detailed and Complete Alternative Models

1. LTC3429EUHF#TRPBF: Similar to LTC3415EUHF#TRPBF, but with a higher maximum output current of 800mA.
2. LTC3417EUHF#TRPBF: Buck-boost converter with a lower quiescent current of 10µA.
3. LTC3419EUHF#TRPBF: Buck-boost converter with a wider input voltage range of 2.7V to 5.5V.

These alternative models offer similar functionality and can be considered as substitutes for the LTC3415EUHF#TRPBF in specific applications.

In conclusion, the LTC3415EUHF#TRPBF is a high-efficiency synchronous buck-boost converter that provides flexibility in power management applications. Its wide input voltage range, adjustable output voltage, and low quiescent current make it suitable for various electronic devices. While it has a limited maximum output current, its advantages include high efficiency, fast transient response, and reliable performance.