SU1D50UC Product Overview

Product Category

The SU1D50UC belongs to the category of integrated circuits (ICs) and specifically falls under the family of voltage regulators.

Basic Information Overview

• Use: The SU1D50UC is utilized as a voltage regulator to maintain a stable output voltage in various electronic applications.
• Characteristics: It exhibits high efficiency, low dropout voltage, and thermal shutdown protection.
• Package: The SU1D50UC is available in a small outline package (SOP) for easy integration into circuit designs.
• Essence: Its essence lies in providing reliable voltage regulation for electronic devices.
• Packaging/Quantity: Typically, the SU1D50UC is packaged in reels containing a specific quantity based on customer requirements.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Output Current: Up to 1.5A
• Dropout Voltage: 300mV at 1A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The SU1D50UC features a standard pin configuration with input, output, and ground pins, along with additional pins for enabling and adjusting the output voltage.

Functional Features

• Voltage Regulation: Provides a stable output voltage despite variations in the input voltage or load conditions.
• Thermal Shutdown Protection: Safeguards the device from overheating by shutting down when the temperature exceeds a specified threshold.
• Low Dropout Voltage: Ensures efficient operation even when the input voltage is close to the output voltage.

Advantages and Disadvantages

• Advantages:
  • High efficiency
  • Wide input voltage range
  • Compact package size
• Disadvantages:
  • Limited maximum output current
  • Sensitive to external noise in certain applications

Working Principles

The SU1D50UC operates by comparing the output voltage to a reference voltage and adjusting the internal circuitry to maintain a constant output voltage. It utilizes feedback control to achieve this regulation.

Detailed Application Field Plans

The SU1D50UC finds extensive use in portable electronic devices, battery-powered systems, and low-voltage applications where a stable power supply is crucial. It is commonly employed in mobile phones, tablets, portable media players, and similar consumer electronics.

Detailed and Complete Alternative Models

• SU2D60UC: A higher current variant suitable for applications requiring greater output current.
• SU1D40UC: A lower dropout voltage version ideal for scenarios with tight voltage margins.

This comprehensive range of alternative models ensures that there is a suitable option for various design requirements within the same product family.

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