Microsemi Corporation
画像はイメージの場合もございます。
商品詳細は仕様をご覧ください。
LX8383B-33CP
詳細を表示 DataSheets

LX8383B-33CP

Product Overview

Category

LX8383B-33CP belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

  • High precision voltage regulation
  • Low dropout voltage
  • Wide input voltage range
  • Thermal shutdown protection
  • Short-circuit current limiting

Package

LX8383B-33CP is available in a compact TO-220 package.

Essence

The essence of LX8383B-33CP lies in its ability to provide stable and regulated voltage output, ensuring reliable operation of electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

  • Input Voltage Range: 4.5V to 20V
  • Output Voltage: 3.3V
  • Dropout Voltage: 0.6V (typical)
  • Output Current: Up to 3A
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

LX8383B-33CP features a standard three-pin configuration:

  1. Vin (Pin 1): Input voltage pin
  2. GND (Pin 2): Ground pin
  3. Vout (Pin 3): Regulated output voltage pin

Functional Features

  • High Precision Regulation: The LX8383B-33CP ensures precise voltage regulation, minimizing fluctuations and providing stable output.
  • Low Dropout Voltage: With a low dropout voltage, this regulator can operate efficiently even when the input voltage is close to the desired output voltage.
  • Wide Input Voltage Range: The device accepts a wide range of input voltages, making it suitable for various applications.
  • Thermal Shutdown Protection: LX8383B-33CP incorporates thermal shutdown protection, preventing damage due to excessive heat.
  • Short-Circuit Current Limiting: The regulator limits the current in case of a short circuit, protecting the circuitry.

Advantages and Disadvantages

Advantages

  • High precision voltage regulation ensures stable output.
  • Low dropout voltage allows efficient operation.
  • Wide input voltage range accommodates diverse applications.
  • Thermal shutdown protection prevents overheating.
  • Short-circuit current limiting protects the circuit.

Disadvantages

  • Limited output current capacity (up to 3A).

Working Principles

LX8383B-33CP operates based on the principle of linear voltage regulation. It utilizes a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This ensures that the output voltage remains constant despite variations in the input voltage or load conditions.

Detailed Application Field Plans

LX8383B-33CP finds applications in various electronic devices and systems, including: 1. Power supplies for microcontrollers and digital circuits 2. Battery-powered devices requiring stable voltage 3. Automotive electronics 4. Industrial control systems 5. Communication equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to LX8383B-33CP include: - LM1117-3.3 - LT1086-3.3 - TPS73633

These alternatives can be considered based on specific requirements and availability.

Word count: 409 words

技術ソリューションにおける LX8383B-33CP 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 LX8383B-33CP in technical solutions:

  1. Q: What is LX8383B-33CP? A: LX8383B-33CP is a voltage regulator IC that provides a fixed output voltage of 3.3V.

  2. Q: What is the input voltage range for LX8383B-33CP? A: The input voltage range for LX8383B-33CP is typically between 4.5V and 20V.

  3. Q: What is the maximum output current of LX8383B-33CP? A: The maximum output current of LX8383B-33CP is 3A.

  4. Q: Can LX8383B-33CP be used in both step-up and step-down applications? A: No, LX8383B-33CP is a step-down (buck) voltage regulator and can only be used for stepping down the input voltage.

  5. Q: Does LX8383B-33CP require any external components for operation? A: Yes, LX8383B-33CP requires a few external components such as input and output capacitors for stable operation.

  6. Q: What is the efficiency of LX8383B-33CP? A: The efficiency of LX8383B-33CP depends on the input and output voltage difference, but it can typically achieve efficiencies above 90%.

  7. Q: Can LX8383B-33CP handle short-circuit conditions? A: Yes, LX8383B-33CP has built-in protection features to handle short-circuit conditions and prevent damage to the IC.

  8. Q: Is LX8383B-33CP suitable for battery-powered applications? A: Yes, LX8383B-33CP is suitable for battery-powered applications as it can efficiently regulate the voltage and extend battery life.

  9. Q: Can LX8383B-33CP operate in a wide temperature range? A: Yes, LX8383B-33CP is designed to operate in a wide temperature range, typically from -40°C to 125°C.

  10. Q: What are some typical applications of LX8383B-33CP? A: LX8383B-33CP is commonly used in various electronic devices such as routers, switches, industrial control systems, and automotive electronics where a stable 3.3V power supply is required.

Please note that these answers are general and may vary depending on specific design considerations and requirements.