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LTC3459EDC#TRMPBF

LTC3459EDC#TRMPBF

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Low Quiescent Current
  • Package: DFN-8 (3mm x 3mm)
  • Essence: Step-Up DC/DC Converter
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Input Voltage Range: 2.5V to 16V
  • Output Voltage Range: 2.7V to 20V
  • Switching Frequency: 1MHz
  • Maximum Output Current: 600mA
  • Quiescent Current: 30µA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LTC3459EDC#TRMPBF has the following pin configuration:

  1. VIN: Input Voltage Pin
  2. SW: Switching Node Pin
  3. GND: Ground Pin
  4. FB: Feedback Pin
  5. EN: Enable Pin
  6. VOUT: Output Voltage Pin
  7. PG: Power Good Pin
  8. SS: Soft-Start Pin

Functional Features

  • High Efficiency: The LTC3459EDC#TRMPBF offers high efficiency conversion, minimizing power loss and maximizing battery life.
  • Low Quiescent Current: With a quiescent current of only 30µA, the IC ensures minimal power consumption during standby or idle mode.
  • Wide Input and Output Voltage Range: The IC can accept input voltages ranging from 2.5V to 16V and provides output voltages from 2.7V to 20V, making it versatile for various applications.
  • Power Good Indicator: The PG pin provides a signal indicating when the output voltage is within regulation limits.

Advantages and Disadvantages

Advantages: - High efficiency conversion - Low quiescent current - Wide input and output voltage range - Power good indicator for easy monitoring

Disadvantages: - Limited maximum output current (600mA)

Working Principles

The LTC3459EDC#TRMPBF is a step-up DC/DC converter that utilizes a high-frequency switching regulator to efficiently boost the input voltage to a higher output voltage. It employs a control loop to regulate the output voltage and maintain it within the desired range. The IC incorporates various protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout to ensure safe operation.

Detailed Application Field Plans

The LTC3459EDC#TRMPBF finds applications in various fields, including but not limited to:

  1. Portable Electronics: It can be used to power portable devices such as smartphones, tablets, and portable gaming consoles.
  2. Industrial Equipment: The IC can be employed in industrial equipment requiring efficient power management, such as sensors, actuators, and control systems.
  3. Automotive Electronics: It can be utilized in automotive applications like infotainment systems, GPS modules, and LED lighting.

Detailed and Complete Alternative Models

  1. LT3469EDC#TRMPBF: Similar to LTC3459EDC#TRMPBF with enhanced maximum output current of 800mA.
  2. LTC3449EDC#TRMPBF: Step-up DC/DC converter with lower quiescent current of 20µA.
  3. LT3470EDC#TRMPBF: Step-up DC/DC converter with adjustable output voltage and higher maximum output current of 1A.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av LTC3459EDC#TRMPBF i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of LTC3459EDC#TRMPBF in technical solutions:

  1. Q: What is LTC3459EDC#TRMPBF? A: LTC3459EDC#TRMPBF is a specific model number for a power management integrated circuit (PMIC) manufactured by Linear Technology (now part of Analog Devices). It is designed for various technical applications.

  2. Q: What are the key features of LTC3459EDC#TRMPBF? A: Some key features of LTC3459EDC#TRMPBF include high efficiency, low quiescent current, wide input voltage range, adjustable output voltage, and built-in protection features.

  3. Q: What are the typical applications of LTC3459EDC#TRMPBF? A: LTC3459EDC#TRMPBF can be used in a wide range of applications such as portable devices, battery-powered systems, industrial equipment, and automotive electronics.

  4. Q: How does LTC3459EDC#TRMPBF achieve high efficiency? A: LTC3459EDC#TRMPBF utilizes a synchronous buck-boost topology along with advanced control techniques to maximize power conversion efficiency.

  5. Q: Can LTC3459EDC#TRMPBF handle different input voltages? A: Yes, LTC3459EDC#TRMPBF has a wide input voltage range, typically from 2.7V to 16V, making it suitable for various power supply configurations.

  6. Q: Is the output voltage of LTC3459EDC#TRMPBF adjustable? A: Yes, LTC3459EDC#TRMPBF allows for adjustable output voltage through external resistors or feedback components.

  7. Q: What protection features are included in LTC3459EDC#TRMPBF? A: LTC3459EDC#TRMPBF incorporates protection mechanisms such as overvoltage protection (OVP), undervoltage lockout (UVLO), and thermal shutdown.

  8. Q: Can LTC3459EDC#TRMPBF operate in a low-power mode? A: Yes, LTC3459EDC#TRMPBF has a low quiescent current mode that helps minimize power consumption during standby or idle periods.

  9. Q: Is LTC3459EDC#TRMPBF suitable for automotive applications? A: Yes, LTC3459EDC#TRMPBF is designed to meet the requirements of automotive electronics, including wide temperature range and automotive-grade reliability.

  10. Q: Where can I find more information about LTC3459EDC#TRMPBF? A: You can refer to the datasheet provided by Analog Devices or visit their official website for detailed technical specifications, application notes, and design resources related to LTC3459EDC#TRMPBF.

Please note that the specific details and answers may vary depending on the actual product documentation and manufacturer's guidelines.