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LT1767EMS8-3.3#PBF

LT1767EMS8-3.3#PBF

Product Category

The LT1767EMS8-3.3#PBF belongs to the category of voltage regulators.

Basic Information Overview

  • Use: The LT1767EMS8-3.3#PBF is used as a high efficiency step-down DC/DC converter.
  • Characteristics: It features a high switching frequency, low quiescent current, and a wide input voltage range.
  • Package: The LT1767EMS8-3.3#PBF comes in an 8-pin MSOP package.
  • Essence: Its essence lies in providing a regulated output voltage from a higher input voltage source.
  • Packaging/Quantity: It is typically available in reels with a quantity specified by the manufacturer.

Specifications

  • Input Voltage Range: 2.5V to 16V
  • Output Voltage: 3.3V
  • Switching Frequency: Up to 1.5MHz
  • Quiescent Current: 85µA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1767EMS8-3.3#PBF has the following pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. SW (Switch Node) 4. FB (Feedback) 5. SS/TRK (Soft-Start/Tracking) 6. SYNC (Synchronization) 7. PG (Power Good) 8. VOUT (Output Voltage)

Functional Features

  • High Efficiency
  • Low Quiescent Current
  • Wide Input Voltage Range
  • Synchronization Capability
  • Soft-Start/Tracking Functionality
  • Power Good Indicator

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power dissipation. - Wide input voltage range allows for versatile applications. - Synchronization capability enables multiple converters to operate in phase.

Disadvantages: - Higher switching frequency may require careful PCB layout and component selection. - Limited to step-down voltage conversion only.

Working Principles

The LT1767EMS8-3.3#PBF operates on the principle of pulse-width modulation (PWM) to regulate the output voltage. When the input voltage is applied, the internal control circuitry adjusts the duty cycle of the switching transistor to maintain a constant output voltage.

Detailed Application Field Plans

The LT1767EMS8-3.3#PBF finds application in various fields including: - Portable electronic devices - Battery-powered systems - Industrial automation - Automotive electronics - Telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models to the LT1767EMS8-3.3#PBF include: - LT1767EMS8-5#PBF (5V output version) - LT1767EMS8-ADJ#PBF (Adjustable output version) - LT1767IMS8-3.3#PBF (Industrial temperature range version)

This comprehensive entry provides detailed information about the LT1767EMS8-3.3#PBF, covering its category, basic overview, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de LT1767EMS8-3.3#PBF en soluciones técnicas

  1. What is the input voltage range for LT1767EMS8-3.3#PBF?

    • The input voltage range for LT1767EMS8-3.3#PBF is 2.5V to 16V.
  2. What is the output voltage of LT1767EMS8-3.3#PBF?

    • The output voltage of LT1767EMS8-3.3#PBF is fixed at 3.3V.
  3. What is the maximum output current of LT1767EMS8-3.3#PBF?

    • The maximum output current of LT1767EMS8-3.3#PBF is 1A.
  4. What are the typical applications of LT1767EMS8-3.3#PBF?

    • LT1767EMS8-3.3#PBF is commonly used in battery-powered systems, portable instruments, and low voltage distributed power systems.
  5. Does LT1767EMS8-3.3#PBF require an external Schottky diode?

    • Yes, LT1767EMS8-3.3#PBF requires an external Schottky diode for operation.
  6. What is the operating temperature range of LT1767EMS8-3.3#PBF?

    • The operating temperature range of LT1767EMS8-3.3#PBF is -40°C to 125°C.
  7. Is LT1767EMS8-3.3#PBF suitable for automotive applications?

    • Yes, LT1767EMS8-3.3#PBF is suitable for automotive applications.
  8. Can LT1767EMS8-3.3#PBF be used in a step-down converter configuration?

    • Yes, LT1767EMS8-3.3#PBF can be used in a step-down (buck) converter configuration.
  9. What is the typical efficiency of LT1767EMS8-3.3#PBF?

    • The typical efficiency of LT1767EMS8-3.3#PBF is around 90%.
  10. Does LT1767EMS8-3.3#PBF have built-in overcurrent protection?

    • Yes, LT1767EMS8-3.3#PBF has built-in overcurrent protection for added safety and reliability.