Encyclopedia Entry: 70V261L25PFGI

Product Information Overview

Category: Integrated Circuit (IC)

Use: The 70V261L25PFGI is a high-performance voltage regulator IC designed for use in various electronic devices and systems. It provides stable and regulated voltage output, ensuring reliable operation of connected components.

Characteristics: This IC offers excellent voltage regulation capabilities with low dropout voltage and high output current capability. It operates efficiently even under varying load conditions, making it suitable for applications requiring precise voltage control.

Package: The 70V261L25PFGI is available in a compact and industry-standard package, allowing for easy integration into circuit boards and other electronic assemblies.

Essence: The essence of the 70V261L25PFGI lies in its ability to regulate voltage effectively, providing a stable power supply for connected devices.

Packaging/Quantity: This IC is typically packaged in reels or tubes, depending on the manufacturer's specifications. The quantity per package may vary, but it is commonly available in quantities suitable for both prototyping and mass production.

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 2.5V
• Dropout Voltage: 0.3V (typical)
• Output Current: Up to 1A
• Quiescent Current: 120µA (typical)
• Operating Temperature Range: -40°C to +85°C
• Package Type: TO-263-5 (D2PAK)

Detailed Pin Configuration

The 70V261L25PFGI features a standard five-pin configuration:

1. VIN (Input Voltage): Connects to the power source supplying the input voltage.
2. GND (Ground): Connected to the common ground reference of the system.
3. EN (Enable): Controls the enable/disable state of the IC.
4. FB (Feedback): Provides feedback for voltage regulation.
5. VOUT (Output Voltage): Connects to the load requiring regulated voltage.

Functional Features

• Voltage Regulation: The 70V261L25PFGI ensures a stable output voltage despite variations in input voltage and load conditions.
• Low Dropout Voltage: With a low dropout voltage, this IC minimizes power dissipation and maximizes efficiency.
• Current Limit Protection: It incorporates current limit protection to prevent damage due to excessive current flow.
• Thermal Shutdown: The IC includes thermal shutdown protection, safeguarding against overheating and potential damage.
• Fast Transient Response: It exhibits a fast transient response, allowing for quick adaptation to changing load conditions.

Advantages and Disadvantages

Advantages: - High voltage regulation accuracy - Low dropout voltage - Wide input voltage range - Current limit protection - Thermal shutdown protection - Fast transient response

Disadvantages: - Limited output current capacity (up to 1A) - Requires external components for proper operation

Working Principles

The 70V261L25PFGI operates based on a feedback control mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage. By continuously monitoring and regulating the voltage, it ensures stable and reliable power supply to connected devices.

Detailed Application Field Plans

The 70V261L25PFGI finds applications in various electronic systems and devices, including but not limited to: - Battery-powered devices - Portable consumer electronics - Industrial automation systems - Automotive electronics - Telecommunications equipment

Detailed and Complete Alternative Models

• 70V261L15PFGI: Similar to the 70V261L25PFGI, but with an output voltage of 1.5V.
• 70V261L33PFGI: Similar to the 70V261L25PFGI, but with an output voltage of 3.3V.
• 70V261L50PFGI: Similar to the 70V261L25PFGI, but with an output voltage of 5.0V.

These alternative models offer different output voltage options while maintaining similar characteristics and functionality.

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