8N3SV75LC-0121CDI

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: This IC is used for voltage regulation and power management in electronic devices.
• Characteristics: It provides stable and regulated voltage output, ensuring proper functioning of the device it is integrated into.
• Package: The 8N3SV75LC-0121CDI comes in a compact surface mount package.
• Essence: This IC is essential for maintaining consistent voltage levels and protecting electronic components from damage due to voltage fluctuations.
• Packaging/Quantity: The IC is typically packaged in reels or trays, with a quantity of 1000 units per reel/tray.

Specifications

• Input Voltage Range: 4.5V - 18V
• Output Voltage: 3.3V
• Output Current: 500mA
• Efficiency: >90%
• Operating Temperature Range: -40°C to +85°C
• Package Type: QFN-16

Detailed Pin Configuration

The 8N3SV75LC-0121CDI has a total of 16 pins arranged as follows: - Pin 1: VIN (Input Voltage) - Pin 2: GND (Ground) - Pin 3: EN (Enable) - Pin 4: FB (Feedback) - Pin 5: VOUT (Output Voltage) - Pin 6: SW (Switch) - Pin 7: COMP (Compensation) - Pin 8: NC (No Connection) - Pin 9: NC (No Connection) - Pin 10: NC (No Connection) - Pin 11: NC (No Connection) - Pin 12: NC (No Connection) - Pin 13: NC (No Connection) - Pin 14: NC (No Connection) - Pin 15: NC (No Connection) - Pin 16: GND (Ground)

Functional Features

• Voltage Regulation: The IC ensures a stable output voltage of 3.3V regardless of input voltage fluctuations.
• Overcurrent Protection: It incorporates overcurrent protection to safeguard the connected electronic components from damage.
• Thermal Shutdown: In case of excessive heat, the IC automatically shuts down to prevent overheating and potential failure.
• Fast Response Time: The IC has a fast response time to changes in input voltage, ensuring quick and accurate regulation.

Advantages and Disadvantages

Advantages: - Compact Size: The small package size allows for easy integration into various electronic devices. - High Efficiency: With an efficiency rating of over 90%, it minimizes power loss and maximizes energy utilization. - Reliable Performance: The IC provides stable voltage output, ensuring proper functioning of the device. - Overcurrent Protection: The built-in protection feature prevents damage to the connected components.

Disadvantages: - Limited Output Current: The maximum output current is limited to 500mA, which may not be sufficient for high-power applications. - Temperature Constraints: The operating temperature range is limited to -40°C to +85°C, making it unsuitable for extreme temperature environments.

Working Principles

The 8N3SV75LC-0121CDI operates based on a switching regulator principle. It uses a combination of inductors, capacitors, and transistors to convert the input voltage to a regulated 3.3V output. The feedback mechanism continuously monitors the output voltage and adjusts the switching frequency to maintain the desired output level.

Detailed Application Field Plans

The 8N3SV75LC-0121CDI finds application in various electronic devices that require stable voltage regulation. Some common application fields include: - Mobile Devices: Smartphones, tablets, and portable media players. - Computer Peripherals: USB hubs, external hard drives, and printers. - Industrial Equipment: Sensors, control systems, and automation devices. - Automotive Electronics: Infotainment systems, navigation units, and lighting controls.

Detailed and Complete Alternative Models

• 8N3SV75LC-0121CDI is part of a series of voltage regulator ICs manufactured by a specific company. Other models within the same series may have different specifications and features but serve a similar purpose. Some alternative models to consider are:
  • 8N3SV75LC-0150CDI
  • 8N3SV75LC-0180CDI
  • 8N3SV75LC-0200CDI

These alternative models provide options with varying output voltages, current ratings, and package types to suit different application requirements.

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