IC UPC1171

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The IC UPC1171 is a highly reliable voltage regulator integrated circuit designed to deliver a stable, regulated output voltage from an unstable or varying input voltage. Manufactured by NEC (now Renesas), this IC is widely used in various electronic applications due to its efficient performance and low dropout voltage.

Key Features of the IC UPC1171:

• Low Dropout Voltage: The UPC1171 features a low dropout voltage, which allows it to maintain output regulation even when the input voltage is close to the output voltage. This characteristic makes it suitable for applications where space and energy efficiency are crucial.
• Wide Input Voltage Range: The IC can accept a wide input voltage range, typically from 3V to 15V, providing versatility for various power sources.
• Stable Output Voltage: It provides a stable and regulated output voltage, typically 5V or 12V, with excellent load and line regulation.
• Current Limiting Protection: The UPC1171 is equipped with overcurrent protection, ensuring the device operates safely without damaging sensitive components.
• Thermal Shutdown: In case of excessive temperature buildup, the IC features thermal shutdown protection, preventing thermal damage to the circuit and improving system reliability.
• Compact Package: The UPC1171 is available in a compact TO-92 or surface-mount package, making it ideal for space-constrained applications.

Specifications of IC UPC1171:

• Output Voltage: 5V or 12V (fixed output versions available)
• Dropout Voltage: Typically 0.2V at 100mA load
• Output Current: Capable of supplying up to 100mA output current
• Input Voltage: 3V to 15V
• Temperature Range: Operational between -40°C to +85°C
• Package Type: TO-92, SOT-89, or surface-mount packages
• Applications: Audio systems, power supplies, automotive electronics, sensors, and other low-power devices

Applications of the IC UPC1171 Voltage Regulator IC:

1. Power Supply Circuits: The UPC1171 is commonly used in power supplies to provide a stable output voltage for various electronic circuits, ensuring smooth operation.
2. Audio Equipment: The IC is used in audio amplifiers, ensuring consistent voltage for sound systems, preventing distortion due to voltage fluctuations.
3. Automotive Electronics: In vehicles, the UPC1171 regulates voltage from the car battery to other electronic devices, such as sensors, control modules, and communication systems.
4. Battery-Powered Devices: For portable, battery-powered systems, the UPC1171 ensures the device operates reliably by providing stable voltage from a battery.
5. Consumer Electronics: The UPC1171 can be used in consumer gadgets such as handheld devices, remote controls, and gaming consoles to ensure consistent performance.

Benefits of Using the IC UPC1171:

• Efficient Power Management: The low dropout voltage of the UPC1171 reduces power loss, improving energy efficiency and prolonging battery life in portable applications.
• Cost-Effective Solution: As a versatile and reliable voltage regulator, the UPC1171 offers a cost-effective solution for numerous applications that require regulated voltage.
• Compact Design: Its small package options make it ideal for applications where space-saving and integration are important.
• Reliable Performance: With built-in protections like current limiting and thermal shutdown, the UPC1171 ensures long-lasting, safe operation in various electronic systems.

Where to Buy the IC UPC1171:

The UPC1171 is available through various authorized electronic component distributors, including DigiKey, Mouser, and RS Components. When purchasing, be sure to verify the specific version of the UPC1171 that matches your application needs, such as the output voltage and package type.

Conclusion:

The UPC1171 Voltage Regulator IC is an excellent choice for applications requiring a reliable, low dropout voltage regulator. With its efficient power management, compact design, and built-in protection features, the UPC1171 is suitable for a wide range of consumer, automotive, and industrial electronics applications. Whether you’re designing a power supply, an audio amplifier, or a battery-powered device, the UPC1171 provides a cost-effective and efficient solution for your voltage regulation needs.

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