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LT3695IMSE-3.3#PBF
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LT3695IMSE-3.3#PBF

Product Overview

Category

The LT3695IMSE-3.3#PBF belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators - switching regulators family.

Use

This product is primarily used for power management applications, where it provides a regulated output voltage from an input voltage source.

Characteristics

  • Switching regulator with adjustable output voltage
  • High efficiency and low quiescent current
  • Wide input voltage range
  • Integrated power MOSFETs
  • Compact package for easy integration

Package

The LT3695IMSE-3.3#PBF is available in a surface mount package known as MSOP-10E. This package offers a small form factor and allows for easy mounting on printed circuit boards (PCBs).

Essence

The essence of the LT3695IMSE-3.3#PBF is its ability to efficiently regulate the output voltage while minimizing power losses and maximizing power conversion efficiency.

Packaging/Quantity

The LT3695IMSE-3.3#PBF is typically packaged in reels or tubes, depending on the manufacturer's packaging standards. The quantity per reel or tube may vary, but it is commonly available in quantities of 250 or 1000 units.

Specifications

  • Input Voltage Range: 4.5V to 36V
  • Output Voltage Range: 1.23V to 34V
  • Output Current: Up to 2A
  • Switching Frequency: Adjustable up to 2MHz
  • Quiescent Current: 60µA (typical)
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3695IMSE-3.3#PBF has a total of 10 pins, each serving a specific function. The pin configuration is as follows:

  1. VIN: Input voltage pin
  2. SW: Switching node connection for the internal power MOSFETs
  3. GND: Ground reference pin
  4. FB: Feedback pin for setting the output voltage
  5. SS/TR: Soft-start and tracking control pin
  6. SYNC/SS: Synchronization and soft-start control pin
  7. VCC: Supply voltage for internal circuitry
  8. PGND: Power ground pin
  9. EN: Enable pin for turning the regulator on/off
  10. VOUT: Output voltage pin

Functional Features

  • Wide input voltage range allows for versatile applications
  • Adjustable output voltage provides flexibility in system design
  • Integrated power MOSFETs simplify external component requirements
  • High efficiency and low quiescent current minimize power losses
  • Soft-start and synchronization capabilities enhance system performance

Advantages and Disadvantages

Advantages

  • Efficient power conversion with high power conversion efficiency
  • Compact package for easy integration into space-constrained designs
  • Wide input voltage range enables compatibility with various power sources
  • Adjustable output voltage offers flexibility in system configurations
  • Integrated power MOSFETs reduce external component count and complexity

Disadvantages

  • Limited maximum output current compared to some other regulators
  • Higher switching frequency may require additional attention to noise management
  • Requires careful thermal management due to power dissipation

Working Principles

The LT3695IMSE-3.3#PBF operates as a step-down switching regulator, converting a higher input voltage to a lower regulated output voltage. It utilizes pulse-width modulation (PWM) techniques to control the duty cycle of the internal power MOSFETs, regulating the output voltage based on the feedback signal.

When enabled, the regulator continuously monitors the output voltage through the feedback pin (FB). By comparing the feedback voltage with a reference voltage, it adjusts the duty cycle to maintain a stable output voltage. The switching frequency can be adjusted externally using the SYNC/SS pin.

Detailed Application Field Plans

The LT3695IMSE-3.3#PBF finds applications in various fields where efficient power management is crucial. Some of the detailed application field plans include:

  1. Industrial Automation: Powering control systems, motor drives, and sensors.
  2. Automotive Electronics: Providing regulated power for infotainment systems, lighting, and engine control units.
  3. Telecommunications: Powering base stations, routers, and network equipment.
  4. Consumer Electronics: Regulating power for smartphones, tablets, and portable devices.
  5. Renewable Energy: Power management in solar panels, wind turbines, and energy storage systems.

Detailed and Complete Alternative Models

  1. LT3695HMSE-3.3#PBF: Similar to LT3695IMSE-3.3#PBF but with a higher maximum operating temperature range (-40°C to 150°C).
  2. LT3695EMSE-3.3#PBF: Similar to LT

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de LT3695IMSE-3.3#PBF en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of LT3695IMSE-3.3#PBF in technical solutions:

  1. Q: What is the input voltage range for LT3695IMSE-3.3#PBF? A: The input voltage range for LT3695IMSE-3.3#PBF is typically between 4.5V and 36V.

  2. Q: What is the output voltage of LT3695IMSE-3.3#PBF? A: The output voltage of LT3695IMSE-3.3#PBF is fixed at 3.3V.

  3. Q: What is the maximum output current of LT3695IMSE-3.3#PBF? A: The maximum output current of LT3695IMSE-3.3#PBF is 1.5A.

  4. Q: Can LT3695IMSE-3.3#PBF be used in automotive applications? A: Yes, LT3695IMSE-3.3#PBF is suitable for automotive applications as it can operate within the required voltage range.

  5. Q: Does LT3695IMSE-3.3#PBF have built-in protection features? A: Yes, LT3695IMSE-3.3#PBF includes various protection features such as overcurrent protection, thermal shutdown, and reverse battery protection.

  6. Q: Can LT3695IMSE-3.3#PBF be used in battery-powered devices? A: Yes, LT3695IMSE-3.3#PBF can be used in battery-powered devices as it has a wide input voltage range and low quiescent current.

  7. Q: Is LT3695IMSE-3.3#PBF suitable for powering microcontrollers and other digital ICs? A: Yes, LT3695IMSE-3.3#PBF is suitable for powering microcontrollers and other digital ICs as it provides a stable 3.3V output.

  8. Q: Can LT3695IMSE-3.3#PBF be used in industrial automation applications? A: Yes, LT3695IMSE-3.3#PBF can be used in industrial automation applications as it can handle a wide input voltage range and has built-in protection features.

  9. Q: What is the efficiency of LT3695IMSE-3.3#PBF? A: The efficiency of LT3695IMSE-3.3#PBF is typically around 90% under normal operating conditions.

  10. Q: Does LT3695IMSE-3.3#PBF require any external components for operation? A: Yes, LT3695IMSE-3.3#PBF requires a few external components such as input and output capacitors, an inductor, and resistors for setting the output voltage.