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VIPER25HDTR
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VIPER25HDTR

Product Overview

Category: Power Management ICs
Use: Voltage Regulator
Characteristics: High Efficiency, Low Standby Power Consumption
Package: TO-220
Essence: Integrated Switching Regulator
Packaging/Quantity: Tube/50 units per tube

Specifications

  • Input Voltage Range: 8V to 30V
  • Output Voltage: Adjustable from 3.3V to 24V
  • Maximum Output Current: 2.5A
  • Switching Frequency: 60kHz
  • Operating Temperature Range: -40°C to +150°C

Detailed 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. EN/UVLO: Enable/Undervoltage lockout pin
  7. DRAIN: Switching transistor drain connection
  8. SOURCE: Switching transistor source connection

Functional Features

  • Integrated high-voltage power MOSFET
  • Built-in protection features (overvoltage, overcurrent, thermal shutdown)
  • Soft-start and frequency jittering for reduced EMI
  • Low standby power consumption in idle mode
  • Wide input voltage range for versatile applications

Advantages and Disadvantages

Advantages: - High efficiency resulting in reduced power dissipation - Compact TO-220 package for easy integration - Robust protection mechanisms ensure system reliability - Flexible output voltage adjustment for various applications

Disadvantages: - Limited maximum output current of 2.5A - Relatively low switching frequency compared to some alternatives

Working Principles

The VIPER25HDTR is an integrated switching regulator that utilizes a high-voltage power MOSFET to efficiently regulate the output voltage. It operates by converting the input voltage into a high-frequency AC signal, which is then rectified and filtered to provide a stable DC output voltage. The device incorporates various protection features such as overvoltage, overcurrent, and thermal shutdown to safeguard the system from potential faults.

Detailed Application Field Plans

The VIPER25HDTR is suitable for a wide range of applications including:

  1. Power supplies for industrial equipment
  2. LED lighting systems
  3. Consumer electronics
  4. Automotive electronics
  5. Battery chargers
  6. Telecom infrastructure

Detailed and Complete Alternative Models

  1. VIPER26HDTR: Similar specifications with higher maximum output current (3A)
  2. VIPER27HDTR: Similar specifications with lower standby power consumption
  3. VIPER28HDTR: Similar specifications with higher switching frequency (100kHz)

These alternative models offer similar functionality and can be considered based on specific application requirements.

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技術ソリューションにおける VIPER25HDTR の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of VIPER25HDTR in technical solutions:

  1. Q: What is VIPER25HDTR? A: VIPER25HDTR is a high-voltage converter IC designed for offline power supplies.

  2. Q: What are the key features of VIPER25HDTR? A: VIPER25HDTR features include high voltage startup, built-in protections, low standby power consumption, and high efficiency.

  3. Q: What is the typical input voltage range for VIPER25HDTR? A: The typical input voltage range for VIPER25HDTR is from 85VAC to 265VAC.

  4. Q: Can VIPER25HDTR be used in both AC-DC and DC-DC applications? A: No, VIPER25HDTR is specifically designed for AC-DC applications.

  5. Q: What is the maximum output power that VIPER25HDTR can handle? A: VIPER25HDTR can handle a maximum output power of up to 25W.

  6. Q: Does VIPER25HDTR have any built-in protection features? A: Yes, VIPER25HDTR has built-in protections such as overvoltage protection, overload protection, and thermal shutdown.

  7. Q: Can VIPER25HDTR operate in a wide temperature range? A: Yes, VIPER25HDTR can operate in a temperature range of -40°C to +150°C.

  8. Q: Is VIPER25HDTR suitable for low-power applications? A: Yes, VIPER25HDTR is suitable for low-power applications due to its low standby power consumption.

  9. Q: What type of package does VIPER25HDTR come in? A: VIPER25HDTR is available in a compact and industry-standard TO-220 package.

  10. Q: Are there any reference designs or application notes available for VIPER25HDTR? A: Yes, STMicroelectronics provides reference designs and application notes to assist with the implementation of VIPER25HDTR in various applications.

Please note that these answers are general and may vary depending on specific requirements and use cases.