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LTC3423EMS
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LTC3423EMS

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Low Quiescent Current, Small Package Size
  • Package: MSOP-10
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.5V to 5.5V
  • Output Voltage Range: 0.6V to VIN
  • Maximum Output Current: 600mA
  • Quiescent Current: 16µA
  • Switching Frequency: 1.2MHz
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LTC3423EMS is a 10-pin IC with the following pin configuration:

  1. VIN: Input Voltage
  2. GND: Ground
  3. SW: Switch Node
  4. FB: Feedback Pin
  5. EN: Enable Pin
  6. SS: Soft-Start Pin
  7. PG: Power Good Indicator
  8. VOUT: Output Voltage
  9. BST: Boost Pin
  10. LX: Inductor Connection

Functional Features

  • High Efficiency: The LTC3423EMS offers high efficiency power conversion, minimizing energy loss.
  • Low Quiescent Current: With a quiescent current of only 16µA, the LTC3423EMS reduces power consumption during standby or low-load conditions.
  • Small Package Size: The MSOP-10 package allows for compact and space-saving designs.

Advantages and Disadvantages

Advantages

  • High efficiency power conversion
  • Low quiescent current for reduced power consumption
  • Compact package size for space-saving designs
  • Wide input voltage range for versatility

Disadvantages

  • Limited maximum output current of 600mA
  • Requires external components for operation

Working Principles

The LTC3423EMS is a voltage regulator that converts an input voltage within the range of 2.5V to 5.5V to a regulated output voltage between 0.6V and VIN. It utilizes a high-frequency switching technique to efficiently step down the input voltage while maintaining a stable output voltage. The device operates at a switching frequency of 1.2MHz, allowing for smaller external components.

Detailed Application Field Plans

The LTC3423EMS finds applications in various fields, including:

  1. Portable Electronics: Power management for smartphones, tablets, and portable media players.
  2. IoT Devices: Voltage regulation for sensors, wireless modules, and microcontrollers in Internet of Things (IoT) devices.
  3. Battery-Powered Systems: Efficient power conversion for battery-powered devices such as wearables, handheld instruments, and remote controls.
  4. Industrial Applications: Power supply for industrial automation systems, control panels, and instrumentation equipment.

Detailed and Complete Alternative Models

  1. LT1763: Low Dropout Regulator with adjustable output voltage and higher maximum output current.
  2. LT3080: Adjustable Linear Regulator with higher maximum output current and lower dropout voltage.
  3. LT8610: Synchronous Step-Down Regulator with higher efficiency and wider input voltage range.

These alternative models offer similar functionality to the LTC3423EMS but may have different specifications or package options.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LTC3423EMS v technických řešeních

Sure! Here are 10 common questions and answers related to the application of LTC3423EMS in technical solutions:

  1. Q: What is LTC3423EMS? A: LTC3423EMS is a high-efficiency, low quiescent current synchronous buck regulator IC.

  2. Q: What is the input voltage range of LTC3423EMS? A: The input voltage range of LTC3423EMS is typically between 2.5V and 5.5V.

  3. Q: What is the output voltage range of LTC3423EMS? A: The output voltage range of LTC3423EMS can be adjusted from 0.6V to VIN.

  4. Q: What is the maximum output current of LTC3423EMS? A: The maximum output current of LTC3423EMS is typically 600mA.

  5. Q: Can LTC3423EMS operate in a wide temperature range? A: Yes, LTC3423EMS is designed to operate in a temperature range of -40°C to 125°C.

  6. Q: Does LTC3423EMS have built-in protection features? A: Yes, LTC3423EMS includes features like overcurrent protection, thermal shutdown, and undervoltage lockout.

  7. Q: Can LTC3423EMS be used in battery-powered applications? A: Yes, LTC3423EMS is suitable for battery-powered applications due to its low quiescent current and high efficiency.

  8. Q: Is LTC3423EMS easy to use in a circuit design? A: Yes, LTC3423EMS is available in a small package and requires minimal external components, making it easy to integrate into a circuit design.

  9. Q: Can LTC3423EMS be used in portable devices? A: Yes, LTC3423EMS is commonly used in portable devices like smartphones, tablets, and wearable devices.

  10. Q: Are there any application notes or reference designs available for LTC3423EMS? A: Yes, Linear Technology (now part of Analog Devices) provides application notes and reference designs to help users implement LTC3423EMS in their technical solutions.

Please note that the answers provided here are general and may vary depending on specific product versions and datasheet specifications.