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LTC4162IUFD-L42M#PBF
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LTC4162IUFD-L42M#PBF

Product Overview

Category: Integrated Circuit (IC)

Use: Battery Charger and Power Management IC

Characteristics: - High efficiency - Wide input voltage range - Programmable charging current and voltage - Multiple protection features - Compact size

Package: LQFN-38

Essence: The LTC4162IUFD-L42M#PBF is a highly efficient battery charger and power management IC designed for various portable electronic devices.

Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 35V
  • Charging Current Range: Up to 3A
  • Charging Voltage Range: 4.1V to 20V
  • Operating Temperature Range: -40°C to 85°C
  • Control Interface: I2C

Detailed Pin Configuration

The LTC4162IUFD-L42M#PBF has a total of 38 pins. Here are the details of some important pins:

  1. VIN: Input voltage pin
  2. VOUT: Output voltage pin
  3. BAT: Battery connection pin
  4. PROG: Programming pin for setting charging current and voltage
  5. SDA/SCL: I2C communication pins

For a complete pin configuration diagram, please refer to the datasheet.

Functional Features

  1. High Efficiency: The LTC4162IUFD-L42M#PBF offers high charging efficiency, minimizing energy loss during the charging process.
  2. Wide Input Voltage Range: It can accept a wide range of input voltages, making it suitable for various power sources.
  3. Programmable Charging Current and Voltage: The charging current and voltage can be easily programmed to meet specific battery requirements.
  4. Multiple Protection Features: The IC incorporates various protection features such as overvoltage protection, overcurrent protection, and thermal shutdown to ensure safe charging.
  5. Compact Size: The LQFN-38 package allows for a compact and space-saving design.

Advantages and Disadvantages

Advantages: - High efficiency charging - Wide input voltage range - Programmable charging parameters - Multiple protection features - Compact size

Disadvantages: - Requires I2C control interface - Limited maximum charging current (up to 3A)

Working Principles

The LTC4162IUFD-L42M#PBF operates by converting the input voltage into a regulated output voltage suitable for charging batteries. It utilizes a switching regulator topology to achieve high efficiency. The charging current and voltage can be programmed through the PROG pin, allowing flexibility in charging different types of batteries. The IC also incorporates various protection features to ensure safe charging.

Detailed Application Field Plans

The LTC4162IUFD-L42M#PBF is widely used in portable electronic devices that require battery charging and power management. Some common application fields include: - Smartphones and tablets - Portable medical devices - Wearable devices - Industrial handheld devices - Portable audio/video players

Detailed and Complete Alternative Models

  1. LTC4162IUFD-L41M#PBF
  2. LTC4162IUFD-L43M#PBF
  3. LTC4162IUFD-L44M#PBF
  4. LTC4162IUFD-L45M#PBF

These alternative models offer similar functionality and characteristics but may have slight differences in specifications or pin configuration. It is recommended to refer to their respective datasheets for detailed information.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av LTC4162IUFD-L42M#PBF i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of LTC4162IUFD-L42M#PBF in technical solutions:

  1. Q: What is LTC4162IUFD-L42M#PBF? A: LTC4162IUFD-L42M#PBF is a high-efficiency, multi-chemistry battery charger controller IC.

  2. Q: What are the key features of LTC4162IUFD-L42M#PBF? A: Some key features include wide input voltage range, programmable charging profiles, automatic power path management, and temperature compensation.

  3. Q: Which battery chemistries does LTC4162IUFD-L42M#PBF support? A: LTC4162IUFD-L42M#PBF supports various battery chemistries such as Li-Ion, LiFePO4, and lead-acid batteries.

  4. Q: Can LTC4162IUFD-L42M#PBF charge multiple batteries simultaneously? A: Yes, LTC4162IUFD-L42M#PBF supports multi-cell battery charging and can charge multiple batteries in parallel.

  5. Q: How does LTC4162IUFD-L42M#PBF handle power path management? A: LTC4162IUFD-L42M#PBF has an integrated power path controller that allows the system to operate even when the battery is deeply discharged or removed.

  6. Q: Is LTC4162IUFD-L42M#PBF suitable for portable applications? A: Yes, LTC4162IUFD-L42M#PBF is designed for portable applications and offers low quiescent current, making it ideal for battery-powered devices.

  7. Q: Can LTC4162IUFD-L42M#PBF be controlled using a microcontroller? A: Yes, LTC4162IUFD-L42M#PBF has an I2C interface that allows it to be easily controlled and monitored by a microcontroller.

  8. Q: Does LTC4162IUFD-L42M#PBF provide protection features for the battery? A: Yes, LTC4162IUFD-L42M#PBF offers various protection features like overvoltage protection, overcurrent protection, and thermal shutdown.

  9. Q: What is the maximum charging current supported by LTC4162IUFD-L42M#PBF? A: The maximum charging current can be programmed up to 3A using external components.

  10. Q: Are there any evaluation boards or reference designs available for LTC4162IUFD-L42M#PBF? A: Yes, Linear Technology (now part of Analog Devices) provides evaluation boards and reference designs to help users get started with LTC4162IUFD-L42M#PBF quickly.

Please note that the specific details and specifications may vary, so it's always recommended to refer to the datasheet and application notes provided by the manufacturer for accurate information.