Linear Technology/Analog Devices
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LTC1735IGN#TRPBF
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LTC1735IGN#TRPBF

Product Overview

The LTC1735IGN#TRPBF is a high-performance synchronous buck-boost DC/DC converter designed for a wide range of applications. This integrated circuit belongs to the category of power management ICs and is commonly used in battery-powered systems, portable devices, and other applications requiring efficient voltage conversion. The LTC1735IGN#TRPBF is known for its high efficiency, compact package, and versatile operation, making it an ideal choice for various electronic designs. It is available in a 16-lead SSOP package and is typically sold in reels.

Specifications

  • Input Voltage Range: 2.4V to 5.5V
  • Output Voltage Range: 1.8V to 5.25V
  • Maximum Output Current: 1A
  • Switching Frequency: 1.2MHz
  • Operating Temperature Range: -40°C to 85°C
  • Package Type: 16-Lead SSOP

Detailed Pin Configuration

The LTC1735IGN#TRPBF features a 16-pin SSOP package with the following pin configuration: 1. VIN: Input Voltage 2. SW: Switch Node 3. PGND: Power Ground 4. AGND: Analog Ground 5. FB: Feedback Input 6. VOUT: Output Voltage 7. SS/TRK: Soft-Start/Tracking 8. SYNC/MODE: Synchronization/Mode Selection 9. BST: Bootstrap 10. LX: Inductor Connection 11. COMP: Compensation 12. RT/CLK: Timing Resistor/Clock 13. PGOOD: Power Good Indicator 14. EN: Enable 15. VCC: Supply Voltage 16. GND: Ground

Functional Features

  • Synchronous Buck-Boost Topology
  • Wide Input and Output Voltage Range
  • High Efficiency Operation
  • Integrated Soft-Start Function
  • Selectable Burst Mode Operation
  • Power Good Indicator
  • Overcurrent Protection
  • Thermal Shutdown

Advantages and Disadvantages

Advantages

  • Versatile Buck-Boost Operation
  • High Efficiency
  • Compact Package
  • Integrated Protection Features
  • Wide Input and Output Voltage Range

Disadvantages

  • Higher Cost Compared to Non-Synchronous Converters
  • Complex Control Circuitry

Working Principles

The LTC1735IGN#TRPBF utilizes a synchronous buck-boost topology to efficiently regulate the output voltage regardless of the input voltage level. By controlling the duty cycle of the internal switches, it can step up or step down the input voltage to maintain a stable output. The integrated control circuitry ensures smooth transitions between buck and boost modes, providing seamless voltage regulation.

Detailed Application Field Plans

The LTC1735IGN#TRPBF is well-suited for a wide range of applications, including: - Battery-Powered Devices - Portable Electronics - IoT Devices - Industrial Equipment - Automotive Systems - Renewable Energy Systems

Detailed and Complete Alternative Models

  • LT8390: High Performance Synchronous Buck-Boost Converter
  • LTC3115-1: Synchronous Buck-Boost DC/DC Converter
  • LT8705: Synchronous 4-Switch Buck-Boost Controller
  • LTC3789: High Efficiency Synchronous Buck-Boost Controller

In conclusion, the LTC1735IGN#TRPBF is a versatile and efficient DC/DC converter suitable for various electronic applications. Its high performance, wide input/output voltage range, and integrated features make it an excellent choice for designers seeking reliable voltage conversion solutions.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LTC1735IGN#TRPBF v technických řešeních

  1. What is the LTC1735IGN#TRPBF?

    • The LTC1735IGN#TRPBF is a high-efficiency, synchronous buck-boost DC/DC converter with an input voltage range from 2.4V to 4.5V.

  2. What are the typical applications of LTC1735IGN#TRPBF?

    • It is commonly used in battery-powered and low voltage systems where the input voltage can vary widely, such as in portable devices, industrial equipment, and automotive applications.

  3. What is the maximum output current of LTC1735IGN#TRPBF?

    • The LTC1735IGN#TRPBF can deliver up to 1A of continuous output current.

  4. What is the efficiency of LTC1735IGN#TRPBF?

    • The LTC1735IGN#TRPBF offers high efficiency, typically over 90%, making it suitable for power-sensitive applications.

  5. Does LTC1735IGN#TRPBF require external components for operation?

    • Yes, it requires a few external components such as inductors, capacitors, and resistors for proper operation.

  6. What is the operating frequency of LTC1735IGN#TRPBF?

    • The LTC1735IGN#TRPBF operates at a fixed frequency of 1.2MHz, which allows for the use of small external components.

  7. Can LTC1735IGN#TRPBF operate in both buck and boost modes?

    • Yes, LTC1735IGN#TRPBF can seamlessly transition between buck and boost modes, providing a regulated output voltage even when the input voltage is higher or lower than the desired output.

  8. Is LTC1735IGN#TRPBF suitable for battery charging applications?

    • Yes, it can be used for battery charging applications due to its wide input voltage range and high efficiency.

  9. What are the key features of LTC1735IGN#TRPBF?

    • Some key features include low quiescent current, integrated power switches, thermal protection, and a wide input voltage range.

  10. Where can I find more detailed information about using LTC1735IGN#TRPBF in my technical solution?

    • Detailed information, including application notes and datasheets, can be found on the manufacturer's website or through authorized distributors.