Semtech Corporation
A imagem pode ser uma representação.
Veja as especificações para detalhes do produto.
SC820ULTRT
Ver detalhes DataSheets

SC820ULTRT

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency voltage regulator - Low power consumption - Compact size - Wide input voltage range - Multiple protection features

Package: Ultra-Thin QFN

Essence: SC820ULTRT is a power management integrated circuit designed for efficient voltage regulation in various electronic devices.

Packaging/Quantity: The SC820ULTRT is available in tape and reel packaging, with 2500 units per reel.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.8V to 3.6V
  • Maximum Output Current: 500mA
  • Quiescent Current: 30µA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SC820ULTRT has the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin
  4. FB: Feedback pin
  5. VOUT: Output voltage pin

Functional Features

  • High efficiency conversion
  • Low dropout voltage
  • Overcurrent protection
  • Thermal shutdown protection
  • Short-circuit protection
  • Soft start function

Advantages and Disadvantages

Advantages: - High efficiency operation - Wide input voltage range - Compact size - Multiple protection features ensure device safety - Soft start function prevents inrush current

Disadvantages: - Limited maximum output current (500mA) - Restricted output voltage range (0.8V to 3.6V)

Working Principles

The SC820ULTRT utilizes a switching regulator topology to efficiently regulate the input voltage to the desired output voltage. It employs a pulse width modulation (PWM) control scheme to adjust the duty cycle of the switching transistor, ensuring efficient power conversion.

Detailed Application Field Plans

The SC820ULTRT is widely used in various battery-powered electronic devices, such as: - Smartphones - Tablets - Portable media players - Wearable devices - IoT devices

Detailed and Complete Alternative Models

  1. SC819ULTRT

    • Similar specifications and features as SC820ULTRT
    • Different pin configuration
    • Suitable for applications requiring different pin layouts

  2. SC821ULTRT

    • Higher maximum output current (1A)
    • Similar specifications and features as SC820ULTRT
    • Suitable for applications requiring higher current output

  3. SC822ULTRT

    • Lower quiescent current (10µA)
    • Similar specifications and features as SC820ULTRT
    • Suitable for applications with strict power consumption requirements

  4. SC823ULTRT

    • Adjustable output voltage range
    • Similar specifications and features as SC820ULTRT
    • Suitable for applications requiring variable output voltage levels

In conclusion, the SC820ULTRT is a power management IC that provides efficient voltage regulation for various electronic devices. Its compact size, wide input voltage range, and multiple protection features make it suitable for battery-powered applications. While it has limitations in terms of maximum output current and output voltage range, there are alternative models available to cater to specific application requirements.

Liste 10 perguntas e respostas comuns relacionadas à aplicação de SC820ULTRT em soluções técnicas

Sure! Here are 10 common questions and answers related to the application of SC820ULTRT in technical solutions:

  1. Q: What is SC820ULTRT? A: SC820ULTRT is a specific model of uninterruptible power supply (UPS) designed for use in technical solutions.

  2. Q: What is the capacity of SC820ULTRT? A: SC820ULTRT has a capacity of 820VA or 560W, which means it can provide power backup for devices with a total load of up to 560 watts.

  3. Q: What types of devices can SC820ULTRT support? A: SC820ULTRT is suitable for a wide range of devices, including computers, servers, networking equipment, surveillance systems, and other critical electronics.

  4. Q: How long can SC820ULTRT provide backup power? A: The backup runtime of SC820ULTRT depends on the load connected to it. At full load, it can provide backup power for approximately 5 minutes, while at half load, it can last around 15 minutes.

  5. Q: Does SC820ULTRT have surge protection? A: Yes, SC820ULTRT offers surge protection to safeguard connected devices from voltage spikes and surges.

  6. Q: Can SC820ULTRT be monitored remotely? A: Yes, SC820ULTRT supports remote monitoring through various methods such as SNMP (Simple Network Management Protocol) or USB connectivity.

  7. Q: Is SC820ULTRT compatible with different operating systems? A: Yes, SC820ULTRT is compatible with various operating systems, including Windows, Linux, and macOS.

  8. Q: Can SC820ULTRT be used in rack-mount installations? A: Yes, SC820ULTRT is designed for both tower and rack-mount installations, providing flexibility in deployment.

  9. Q: Does SC820ULTRT have automatic voltage regulation (AVR)? A: Yes, SC820ULTRT features AVR technology to stabilize the input voltage and provide consistent power output, even during voltage fluctuations.

  10. Q: What warranty does SC820ULTRT come with? A: SC820ULTRT typically comes with a standard manufacturer's warranty of 2-3 years, ensuring peace of mind for the users.

Please note that the specific details may vary depending on the manufacturer and model of the SC820ULTRT UPS.