PDI-V490-46

Product Overview

The PDI-V490-46 is a versatile integrated circuit (IC) belonging to the category of voltage regulators. It is commonly used in electronic devices to regulate and stabilize voltage levels, ensuring consistent and reliable power supply to sensitive components. The PDI-V490-46 is known for its high efficiency, compact package, and robust characteristics, making it suitable for a wide range of applications. It is typically packaged individually and is available in various quantities to meet different production needs.

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage: 3.3V
• Maximum Output Current: 1.5A
• Dropout Voltage: 0.6V
• Operating Temperature Range: -40°C to 125°C
• Package Type: TO-220
• Package Quantity: Single unit packaging

Detailed Pin Configuration

The PDI-V490-46 features a standard pin configuration with input, output, and ground pins, along with additional pins for thermal management and feedback control. The detailed pinout is as follows: 1. Vin (Input Voltage) 2. Vout (Output Voltage) 3. GND (Ground) 4. NC (No Connection) 5. FB (Feedback) 6. ADJ (Adjust) 7. NC (No Connection)

Functional Features

• High Efficiency: The PDI-V490-46 offers excellent efficiency, minimizing power loss and heat generation.
• Overcurrent Protection: It includes built-in protection against excessive current flow, safeguarding connected devices.
• Thermal Shutdown: The IC is designed to shut down in case of overheating, preventing damage due to excessive temperatures.

Advantages and Disadvantages

Advantages

• Wide Input Voltage Range
• Compact Package
• Robust Thermal Performance

Disadvantages

• Limited Output Current Capacity
• Higher Dropout Voltage compared to some alternatives

Working Principles

The PDI-V490-46 operates on the principle of linear regulation, where it adjusts the input voltage to maintain a constant output voltage. This is achieved through internal circuitry that compares the actual output voltage with a reference voltage and makes necessary adjustments to ensure stability.

Detailed Application Field Plans

The PDI-V490-46 finds extensive use in various electronic devices and systems, including: - Battery-powered devices - Embedded systems - Industrial automation equipment - Automotive electronics - Telecommunication infrastructure

Detailed and Complete Alternative Models

For applications requiring different specifications or performance characteristics, alternative models to consider include: - PDI-V490-48: Similar features with a higher output current capacity - PDI-V490-42: Lower dropout voltage for more demanding voltage regulation requirements

This comprehensive range of alternative models ensures that designers can select the most suitable voltage regulator for their specific application needs.

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This entry provides a detailed overview of the PDI-V490-46, covering its product information, specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.