Linear Technology/QD Devices
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。
LT3083IDF#TRPBF
詳細を表示 DataSheets

LT3083IDF#TRPBF

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Regulator
  • Characteristics: High-performance, low dropout linear regulator
  • Package: DFN (Dual Flat No-Lead)
  • Essence: Provides a regulated output voltage with low dropout voltage and high current capability
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 1.2V to 36V
  • Output Voltage Range: 0.6V to 34V
  • Dropout Voltage: 350mV at 1A load current
  • Output Current: Up to 1.5A
  • Line Regulation: ±0.02% typical
  • Load Regulation: ±0.04% typical
  • Quiescent Current: 60µA typical
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3083IDF#TRPBF has the following pin configuration:

  1. IN: Input voltage pin
  2. GND: Ground pin
  3. ADJ: Output voltage adjustment pin
  4. OUT: Output voltage pin

Functional Features

  • Low dropout voltage: Allows operation with small input-output differentials
  • High output current: Capable of delivering up to 1.5A
  • Adjustable output voltage: The output voltage can be easily adjusted using an external resistor
  • Thermal shutdown protection: Protects the device from excessive temperature
  • Current limit protection: Prevents damage due to excessive output current

Advantages

  • High performance: Provides stable and accurate output voltage regulation
  • Wide input voltage range: Can operate with a wide range of input voltages
  • Low quiescent current: Ensures minimal power consumption in standby mode
  • Small package size: The DFN package allows for compact and space-saving designs

Disadvantages

  • Limited output current: Not suitable for applications requiring higher output currents
  • Dropout voltage: The 350mV dropout voltage may limit its use in low voltage applications

Working Principles

The LT3083IDF#TRPBF is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage obtained from the output. Any difference between these voltages is amplified and used to control the pass transistor, ensuring a stable output voltage.

Detailed Application Field Plans

The LT3083IDF#TRPBF can be used in various applications, including:

  1. Power supplies for microcontrollers and digital circuits
  2. Battery-powered devices
  3. Automotive electronics
  4. Industrial control systems
  5. Audio amplifiers

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LT3083IDF#TRPBF are:

  1. LM317: Adjustable voltage regulator with a wide input voltage range
  2. LT1086: Low dropout positive voltage regulator with high output current capability
  3. LM1117: Fixed voltage regulator with low dropout voltage and thermal shutdown protection

These alternative models can be considered based on specific application requirements and design constraints.

Word count: 324 words

技術ソリューションにおける LT3083IDF#TRPBF 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 LT3083IDF#TRPBF in technical solutions:

  1. Q: What is LT3083IDF#TRPBF? A: LT3083IDF#TRPBF is a high-performance, low-dropout (LDO) linear regulator IC manufactured by Linear Technology (now part of Analog Devices). It is designed to provide a regulated output voltage with low noise and high power supply rejection ratio.

  2. Q: What are the key features of LT3083IDF#TRPBF? A: Some key features of LT3083IDF#TRPBF include adjustable output voltage, low dropout voltage, high current capability, thermal shutdown protection, and wide input voltage range.

  3. Q: What is the typical application of LT3083IDF#TRPBF? A: LT3083IDF#TRPBF is commonly used in various technical solutions where a stable and regulated power supply is required, such as in industrial automation, automotive electronics, medical devices, and communication systems.

  4. Q: How do I adjust the output voltage of LT3083IDF#TRPBF? A: The output voltage of LT3083IDF#TRPBF can be adjusted using an external resistor divider network connected to the ADJ pin. The formula for calculating the output voltage is provided in the datasheet.

  5. Q: What is the maximum current that LT3083IDF#TRPBF can handle? A: LT3083IDF#TRPBF has a maximum output current rating of 3A. However, the actual current handling capability depends on factors like input-output voltage differential, thermal conditions, and PCB layout.

  6. Q: Does LT3083IDF#TRPBF require any external components for operation? A: Yes, LT3083IDF#TRPBF requires a few external components such as input and output capacitors for stability and noise filtering. The datasheet provides recommended values and guidelines for selecting these components.

  7. Q: Can LT3083IDF#TRPBF operate with a wide input voltage range? A: Yes, LT3083IDF#TRPBF can operate with an input voltage range of 1.2V to 40V. This makes it suitable for various applications where the input voltage can vary significantly.

  8. Q: Does LT3083IDF#TRPBF have any protection features? A: Yes, LT3083IDF#TRPBF incorporates several protection features like thermal shutdown, current limit, and reverse battery protection. These features help safeguard the IC and the connected circuitry.

  9. Q: Is LT3083IDF#TRPBF available in different package options? A: Yes, LT3083IDF#TRPBF is available in different package options, including the DFN (Dual Flat No-Lead) package, which is compact and suitable for space-constrained applications.

  10. Q: Where can I find more information about LT3083IDF#TRPBF? A: You can find detailed information about LT3083IDF#TRPBF, including its electrical characteristics, application circuits, and recommended usage guidelines, in the datasheet provided by Analog Devices.