Linear Technology/QD Devices
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LT1976BEFE#TRPBF
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LT1976BEFE#TRPBF

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High efficiency, low dropout voltage, adjustable output voltage
  • Package: 16-Lead TSSOP
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.7V to 20V
  • Output Voltage Range: 1.21V to 18V
  • Maximum Output Current: 3A
  • Dropout Voltage: 340mV at 3A
  • Quiescent Current: 75µA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1976BEFE#TRPBF IC has a 16-Lead TSSOP package with the following pin configuration:

  1. VIN: Input Voltage
  2. GND: Ground
  3. FB: Feedback Pin
  4. VOUT: Output Voltage
  5. SS: Soft-Start Pin
  6. COMP: Compensation Pin
  7. RT: Timing Resistor
  8. CT: Timing Capacitor
  9. SYNC: Synchronization Pin
  10. EN: Enable Pin
  11. PGND: Power Ground
  12. NC: No Connection
  13. NC: No Connection
  14. NC: No Connection
  15. NC: No Connection
  16. NC: No Connection

Functional Features

  • High Efficiency: The LT1976BEFE#TRPBF offers high efficiency power conversion, minimizing energy loss.
  • Low Dropout Voltage: With a dropout voltage as low as 340mV at 3A, it ensures efficient power delivery even with low input voltages.
  • Adjustable Output Voltage: The output voltage can be adjusted from 1.21V to 18V, providing flexibility in various applications.

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Low dropout voltage - Adjustable output voltage - Compact package size

Disadvantages: - Limited maximum output current (3A) - Requires external timing resistor and capacitor for operation

Working Principles

The LT1976BEFE#TRPBF is a voltage regulator IC that utilizes a step-down switching regulator topology. It operates by converting a higher input voltage to a lower output voltage with high efficiency. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle of the internal switch to maintain a stable output voltage.

Detailed Application Field Plans

The LT1976BEFE#TRPBF is suitable for various applications, including but not limited to: - Battery-powered devices - Portable electronics - Industrial equipment - Automotive systems - Telecom infrastructure

Detailed and Complete Alternative Models

  1. LT1764: Low Dropout Regulator, adjustable output voltage, 3A maximum output current.
  2. LT3080: Adjustable 1.1A Single Resistor Low Dropout Regulator.
  3. LT1963: 3A, Low Dropout Regulator with Adjustable Output Voltage.

These alternative models offer similar functionality and can be considered as alternatives to the LT1976BEFE#TRPBF depending on specific requirements.

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기술 솔루션에 LT1976BEFE#TRPBF 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of LT1976BEFE#TRPBF in technical solutions:

  1. Q: What is the LT1976BEFE#TRPBF? A: The LT1976BEFE#TRPBF is a specific model of a power management integrated circuit (IC) designed for use in various technical solutions.

  2. Q: What are the key features of the LT1976BEFE#TRPBF? A: Some key features of the LT1976BEFE#TRPBF include high efficiency, low quiescent current, wide input voltage range, and adjustable output voltage.

  3. Q: What are the typical applications of the LT1976BEFE#TRPBF? A: The LT1976BEFE#TRPBF can be used in a wide range of applications such as battery-powered devices, industrial equipment, automotive systems, and portable electronics.

  4. Q: How does the LT1976BEFE#TRPBF achieve high efficiency? A: The LT1976BEFE#TRPBF utilizes a synchronous buck converter architecture that minimizes power losses and maximizes energy conversion efficiency.

  5. Q: Can the LT1976BEFE#TRPBF handle different input voltages? A: Yes, the LT1976BEFE#TRPBF has a wide input voltage range, typically from 2.7V to 60V, making it suitable for various power supply configurations.

  6. Q: Is the output voltage of the LT1976BEFE#TRPBF adjustable? A: Yes, the LT1976BEFE#TRPBF allows for adjustable output voltage through external resistors or feedback components.

  7. Q: What is the maximum output current capability of the LT1976BEFE#TRPBF? A: The LT1976BEFE#TRPBF can deliver a maximum output current of up to 3A, depending on the specific operating conditions.

  8. Q: Does the LT1976BEFE#TRPBF have any built-in protection features? A: Yes, the LT1976BEFE#TRPBF incorporates various protection features such as overcurrent protection, thermal shutdown, and input/output undervoltage lockout.

  9. Q: Can the LT1976BEFE#TRPBF operate in different temperature ranges? A: Yes, the LT1976BEFE#TRPBF is designed to operate within a wide temperature range, typically from -40°C to 125°C, ensuring reliable performance in various environments.

  10. Q: Is there any additional documentation available for the LT1976BEFE#TRPBF? A: Yes, detailed datasheets, application notes, and technical support resources are provided by the manufacturer, offering comprehensive information on using the LT1976BEFE#TRPBF in technical solutions.

Please note that the answers provided here are general and may vary based on the specific requirements and configurations of the technical solution. It is always recommended to refer to the official documentation and consult with experts for accurate and detailed information.