PTLV8544PWT

Product Overview

Category

The PTLV8544PWT belongs to the category of integrated circuits (ICs) and specifically falls under the family of voltage regulators.

Use

This product is primarily used for voltage regulation in various electronic devices and systems. It ensures a stable and reliable power supply by converting an input voltage to a desired output voltage level.

Characteristics

• Voltage regulation: The PTLV8544PWT provides precise voltage regulation, ensuring consistent power supply to connected components.
• Efficiency: This IC offers high efficiency in voltage conversion, minimizing power losses during operation.
• Low dropout voltage: With a low dropout voltage, the PTLV8544PWT can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Thermal protection: The device incorporates thermal protection mechanisms to prevent overheating and ensure safe operation.
• Short-circuit protection: It includes built-in short-circuit protection to safeguard against potential damage caused by excessive current flow.

Package and Quantity

The PTLV8544PWT is available in a small outline package (SOP) with 16 pins. Each package contains one unit of the IC.

Specifications

• Input voltage range: 2.5V - 6V
• Output voltage range: 1.2V - 5.5V
• Maximum output current: 500mA
• Dropout voltage: 200mV (typical)
• Operating temperature range: -40°C to +85°C

Pin Configuration

The PTLV8544PWT features the following pin configuration:

Pin 1: Enable Pin 2: Feedback Pin 3: Ground Pin 4: Output Pin 5: Input Pin 6: Compensation Pin 7: Compensation Pin 8: Compensation Pin 9: Compensation Pin 10: Compensation Pin 11: Compensation Pin 12: Compensation Pin 13: Compensation Pin 14: Compensation Pin 15: Compensation Pin 16: VCC

Functional Features

• Enable pin: Allows the user to control the operation of the voltage regulator by enabling or disabling it.
• Feedback pin: Provides feedback to the IC, allowing it to regulate the output voltage based on the desired setpoint.
• Compensation pins: Used for external compensation to optimize stability and response of the voltage regulator.

Advantages

• High efficiency ensures minimal power loss during voltage conversion.
• Low dropout voltage enables stable output even with small input-output voltage differentials.
• Thermal and short-circuit protection mechanisms enhance safety and reliability.
• Compact package size facilitates integration into various electronic devices.

Disadvantages

• Limited maximum output current (500mA) may not be suitable for high-power applications.
• Input voltage range (2.5V - 6V) may restrict compatibility with certain systems requiring higher or lower voltages.

Working Principles

The PTLV8544PWT operates based on a feedback control mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain the desired output voltage level. By continuously monitoring and regulating the voltage, it ensures a stable power supply to connected components.

Application Field Plans

The PTLV8544PWT finds applications in various electronic devices and systems, including: - Mobile phones - Portable media players - Digital cameras - Wireless communication devices - Battery-powered devices

Alternative Models

For those seeking alternative options, the following models provide similar functionality: - PTLV8543PWT - PTLV8545PWT - PTLV8546PWT

These models offer comparable voltage regulation capabilities and can be considered as alternatives to the PTLV8544PWT.

In conclusion, the PTLV8544PWT is a voltage regulator IC that provides precise voltage regulation, high efficiency, and various protection mechanisms. Its compact size and versatile applications make it a suitable choice for numerous electronic devices and systems.