LTC3545IUD-1#TRPBF

Product Overview

Category

The LTC3545IUD-1#TRPBF belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators category.

Use

This product is primarily used for voltage regulation in various electronic devices and systems. It provides a stable output voltage, ensuring proper functioning of the connected components.

Characteristics

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to VIN
• Maximum Output Current: 500mA
• Quiescent Current: 20µA
• Operating Temperature Range: -40°C to 125°C
• Package Type: 10-Lead µDFN

Packaging/Quantity

The LTC3545IUD-1#TRPBF is typically packaged in tape and reel format. Each reel contains 3000 units of the product.

Specifications

• Input Voltage Range: The LTC3545IUD-1#TRPBF can accept input voltages ranging from 2.7V to 5.5V.
• Output Voltage Range: It provides an adjustable output voltage ranging from 0.6V to the input voltage (VIN).
• Maximum Output Current: This voltage regulator can deliver a maximum output current of 500mA.
• Quiescent Current: The quiescent current of the LTC3545IUD-1#TRPBF is 20µA, which ensures low power consumption.
• Operating Temperature Range: It can operate within a temperature range of -40°C to 125°C, making it suitable for various environments.
• Package Type: The LTC3545IUD-1#TRPBF comes in a compact 10-Lead µDFN package, allowing for space-efficient integration into electronic devices.

Detailed Pin Configuration

The LTC3545IUD-1#TRPBF has the following pin configuration:

1. VIN: Input Voltage
2. GND: Ground
3. SW: Switch Node
4. FB: Feedback Pin
5. EN: Enable Pin
6. PG: Power Good Indicator
7. VOUT: Output Voltage
8. VOUT: Output Voltage
9. GND: Ground
10. VOUT: Output Voltage

Functional Features

• Wide Input Voltage Range: The LTC3545IUD-1#TRPBF can accept a wide range of input voltages, making it versatile for various applications.
• Adjustable Output Voltage: It provides an adjustable output voltage, allowing flexibility in meeting specific requirements.
• Low Quiescent Current: With a low quiescent current of 20µA, this voltage regulator minimizes power consumption and extends battery life.
• Power Good Indicator: The PG pin indicates when the output voltage is within the desired range, providing a convenient monitoring feature.
• Thermal Shutdown Protection: The LTC3545IUD-1#TRPBF incorporates thermal shutdown protection, preventing damage due to excessive temperature.

Advantages and Disadvantages

Advantages

• Wide input voltage range enables compatibility with various power sources.
• Adjustable output voltage allows customization for different applications.
• Low quiescent current ensures efficient power usage.
• Power good indicator facilitates easy monitoring of the output voltage.
• Thermal shutdown protection prevents overheating and potential damage.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• The package size may pose challenges for compact designs with space constraints.

Working Principles

The LTC3545IUD-1#TRPBF operates as a step-down (buck) voltage regulator. It takes an input voltage within the specified range and converts it to a lower, adjustable output voltage. This is achieved through a combination of switching elements, control circuitry, and feedback mechanisms. The regulator continuously monitors the output voltage and adjusts the switching elements to maintain a stable output within the desired range.

Detailed Application Field Plans

The LTC3545IUD-1#TRPBF finds applications in various electronic devices and systems that require voltage regulation. Some potential application fields include:

1. Portable Electronics: Smartphones, tablets, portable media players, and other battery-powered devices benefit from the efficient power management provided by this voltage regulator.
2. IoT Devices: Internet of Things (IoT) devices often operate on low voltages and require stable power supplies. The LTC3545IUD-1#TRPBF can be used in sensors, wearables, and other IoT applications.
3. Industrial Control Systems: Voltage regulation is crucial in industrial control systems to ensure reliable operation of sensors, actuators, and other components. This product can be integrated into such systems.
4. Automotive Electronics: With its wide input voltage range and robust design, the