LTC1728ES5-2.5#TRMPBF

Product Overview

Category

LTC1728ES5-2.5#TRMPBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage regulation and power management.

Characteristics

• Low dropout voltage: The LTC1728ES5-2.5#TRMPBF has a low dropout voltage, allowing it to regulate voltage efficiently even when the input voltage is close to the desired output voltage.
• High accuracy: It provides precise voltage regulation, ensuring stable and reliable performance of the connected electronic components.
• Low quiescent current: The IC has a low quiescent current, minimizing power consumption and extending battery life in portable devices.
• Thermal shutdown protection: It incorporates thermal shutdown protection, preventing damage due to excessive heat.

Package

The LTC1728ES5-2.5#TRMPBF comes in a small SOT-23 package, which is widely used for surface-mount applications.

Essence

The essence of LTC1728ES5-2.5#TRMPBF lies in its ability to regulate voltage with high accuracy and efficiency, making it an essential component in various electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, containing a specific quantity of ICs per package. The exact quantity may vary depending on the supplier and customer requirements.

Specifications

• Input Voltage Range: 2.7V to 6V
• Output Voltage: 2.5V
• Dropout Voltage: 300mV at 100mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to 125°C
• Package Type: SOT-23

Detailed Pin Configuration

The LTC1728ES5-2.5#TRMPBF has the following pin configuration:

1. GND (Ground)
2. VIN (Input Voltage)
3. VOUT (Output Voltage)

Functional Features

• Voltage Regulation: The LTC1728ES5-2.5#TRMPBF regulates the output voltage to a stable 2.5V, regardless of variations in the input voltage.
• Low Dropout: It maintains regulation even when the input voltage is close to the desired output voltage, thanks to its low dropout voltage.
• Thermal Shutdown Protection: The IC includes thermal shutdown protection, which safeguards it from overheating and potential damage.
• Low Quiescent Current: With a low quiescent current, it minimizes power consumption and extends battery life in portable devices.

Advantages and Disadvantages

Advantages

• High accuracy voltage regulation
• Low dropout voltage for efficient operation
• Small package size for space-constrained applications
• Thermal shutdown protection for enhanced reliability
• Low quiescent current for improved power efficiency

Disadvantages

• Limited output voltage options (fixed at 2.5V)
• Not suitable for applications requiring higher output voltages

Working Principles

The LTC1728ES5-2.5#TRMPBF operates based on a voltage regulation principle known as a low dropout regulator (LDO). It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage of 2.5V, regardless of changes in the input voltage.

Detailed Application Field Plans

The LTC1728ES5-2.5#TRMPBF finds applications in various electronic devices that require precise voltage regulation. Some common application fields include:

1. Portable Electronics: It can be used in smartphones, tablets, and portable media players to regulate the voltage supplied to different components, ensuring their proper functioning.
2. Battery-Powered Devices: The IC is suitable for devices powered by batteries, such as wireless sensors, IoT devices, and wearable technology, where power efficiency and extended battery life are crucial.
3. Automotive Electronics: It can be employed in automotive applications like infotainment systems, GPS modules, and dashboard displays to maintain stable voltage levels despite fluctuations in the vehicle's electrical system.

Detailed and Complete Alternative Models

1. LT1763-2.5: This LDO regulator offers similar characteristics and features as LTC1728ES5-2.5#TRMPBF, with a fixed output voltage of 2.5V.
2. LM1117-2.5: Another alternative, this IC provides voltage regulation at 2.5V and is available in various package options.
3. ADP3339-2.5: This LDO regulator is designed for low dropout voltage applications and offers a fixed output voltage of 2.5V.

These alternative models can be considered based on specific requirements and availability.

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