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VIPER50ASP
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VIPER50ASP

Product Overview

  • Category: Power Management IC
  • Use: Voltage Regulator
  • Characteristics: High efficiency, low standby power consumption
  • Package: TO-220
  • Essence: Integrated Switching Regulator
  • Packaging/Quantity: Tube/50 pieces per tube

Specifications

  • Input Voltage Range: 8V to 60V
  • Output Voltage: Adjustable from 3.3V to 40V
  • Output Current: Up to 1.5A
  • Switching Frequency: 100kHz to 200kHz
  • Operating Temperature Range: -40°C to +150°C

Detailed Pin Configuration

The VIPER50ASP has the following pin configuration:

  1. VCC: Supply voltage input
  2. GND: Ground reference
  3. FB: Feedback pin for output voltage regulation
  4. COMP: Compensation pin for stability control
  5. CS: Current sense pin for current limiting
  6. DRAIN: Drain pin for high-side MOSFET
  7. SOURCE: Source pin for high-side MOSFET

Functional Features

  • Integrated high-voltage startup
  • Overvoltage protection
  • Overcurrent protection
  • Thermal shutdown protection
  • Soft-start function
  • Frequency jittering for reduced EMI

Advantages and Disadvantages

Advantages

  • High efficiency leading to reduced power dissipation
  • Wide input voltage range allows for versatile applications
  • Compact TO-220 package for easy integration
  • Comprehensive protection features ensure system reliability
  • Soft-start function prevents inrush current

Disadvantages

  • Limited output current compared to higher-rated regulators
  • Relatively high switching frequency may require additional filtering for sensitive applications

Working Principles

The VIPER50ASP is an integrated switching regulator that utilizes a high-voltage startup circuit to generate the necessary power for operation. It regulates the output voltage by adjusting the duty cycle of the internal MOSFET switch. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle accordingly to maintain the desired voltage level. The current sense pin (CS) provides current limiting functionality, protecting the system from excessive load currents.

Detailed Application Field Plans

The VIPER50ASP is commonly used in various applications, including:

  1. Power supplies for industrial equipment
  2. LED lighting systems
  3. Telecom infrastructure
  4. Automotive electronics
  5. Home appliances

Detailed and Complete Alternative Models

  • VIPER53ASP: Similar specifications with higher output current capability (up to 3A)
  • VIPER26K: Lower input voltage range (up to 36V) but higher output current (up to 2.5A)
  • VIPER17LD: Higher input voltage range (up to 800V) suitable for high-voltage applications

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací VIPER50ASP v technických řešeních

Sure! Here are 10 common questions and answers related to the application of VIPER50ASP in technical solutions:

  1. Q: What is VIPER50ASP? A: VIPER50ASP is a high-voltage converter integrated circuit (IC) designed for offline power supplies.

  2. Q: What are the key features of VIPER50ASP? A: The key features of VIPER50ASP include high voltage startup, built-in protections, low standby power consumption, and high efficiency.

  3. Q: What is the typical input voltage range for VIPER50ASP? A: The typical input voltage range for VIPER50ASP is from 85VAC to 265VAC.

  4. Q: Can VIPER50ASP be used in both AC-DC and DC-DC applications? A: No, VIPER50ASP is specifically designed for AC-DC applications.

  5. Q: What are the output power capabilities of VIPER50ASP? A: VIPER50ASP can handle output power up to 15W.

  6. Q: Does VIPER50ASP have any built-in protection features? A: Yes, VIPER50ASP has built-in protections such as overvoltage protection, overload protection, and thermal shutdown.

  7. Q: Is VIPER50ASP suitable for universal input voltage applications? A: Yes, VIPER50ASP is designed to work with a wide range of input voltages, making it suitable for universal input voltage applications.

  8. Q: Can VIPER50ASP operate in a wide temperature range? A: Yes, VIPER50ASP can operate in a temperature range from -40°C to +150°C.

  9. Q: What is the typical efficiency of VIPER50ASP? A: The typical efficiency of VIPER50ASP is around 85-90%.

  10. Q: Are there any reference designs available for VIPER50ASP? A: Yes, STMicroelectronics provides reference designs and application notes to help engineers implement VIPER50ASP in their technical solutions.

Please note that the answers provided here are general and may vary depending on specific applications and requirements.