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LTC4066EPF#TRPBF
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LTC4066EPF#TRPBF

Product Overview

Category: Integrated Circuit (IC)

Use: Battery Charger

Characteristics: - High efficiency - Wide input voltage range - Programmable charge current - Automatic recharge - Thermal regulation - Overvoltage protection - Undervoltage lockout - Reverse battery protection

Package: 20-Lead TSSOP

Essence: The LTC4066EPF#TRPBF is a high-performance battery charger IC designed for various applications.

Packaging/Quantity: Available in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 4.95V to 32V
  • Charge Current Range: 10mA to 1A
  • Float Voltage: 4.2V
  • Charge Termination Current: 1/10th of programmed charge current
  • Operating Temperature Range: -40°C to 85°C

Pin Configuration

The LTC4066EPF#TRPBF has a 20-lead TSSOP package with the following pin configuration:

  1. VCC
  2. GND
  3. PROG
  4. STAT
  5. CE
  6. TS
  7. BAT
  8. TIMER
  9. ISET
  10. ILIM
  11. SCL
  12. SDA
  13. INTVCC
  14. INTVCC
  15. INTVCC
  16. INTVCC
  17. INTVCC
  18. INTVCC
  19. INTVCC
  20. INTVCC

Functional Features

  • Programmable charge current allows flexibility in charging different battery types.
  • Automatic recharge feature ensures continuous charging when the battery voltage drops below a certain threshold.
  • Thermal regulation prevents overheating during charging.
  • Overvoltage protection safeguards the battery from excessive voltage.
  • Undervoltage lockout prevents charging when the input voltage is too low.
  • Reverse battery protection avoids damage caused by reverse polarity connection.

Advantages and Disadvantages

Advantages: - High efficiency charging - Wide input voltage range for versatile applications - Programmable charge current for flexibility - Comprehensive protection features

Disadvantages: - Limited to 1A maximum charge current

Working Principles

The LTC4066EPF#TRPBF operates as a constant-current/constant-voltage charger. It regulates the charging process by monitoring the battery voltage, temperature, and charge current. The IC adjusts the charge current based on the programmed settings and terminates the charging process when the battery reaches the float voltage or the charge termination current.

Detailed Application Field Plans

The LTC4066EPF#TRPBF is suitable for various battery charging applications, including: - Portable electronic devices - Medical devices - Industrial equipment - Automotive systems - Solar-powered systems

Detailed and Complete Alternative Models

  1. LTC4065EPF#TRPBF
  2. LTC4067EPF#TRPBF
  3. LTC4068EPF#TRPBF
  4. LTC4069EPF#TRPBF
  5. LTC4070EPF#TRPBF

These alternative models offer similar functionality and can be considered as alternatives to the LTC4066EPF#TRPBF.

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Liste 10 perguntas e respostas comuns relacionadas à aplicação de LTC4066EPF#TRPBF em soluções técnicas

Sure! Here are 10 common questions and answers related to the application of LTC4066EPF#TRPBF in technical solutions:

  1. Q: What is LTC4066EPF#TRPBF? A: LTC4066EPF#TRPBF is a specific model number for a battery charger IC manufactured by Linear Technology (now part of Analog Devices). It is designed for charging single-cell lithium-ion/polymer batteries.

  2. Q: What is the input voltage range supported by LTC4066EPF#TRPBF? A: The input voltage range supported by LTC4066EPF#TRPBF is typically between 4.35V and 6V.

  3. Q: Can LTC4066EPF#TRPBF charge multiple batteries simultaneously? A: No, LTC4066EPF#TRPBF is designed to charge a single-cell lithium-ion/polymer battery at a time.

  4. Q: Does LTC4066EPF#TRPBF support fast charging? A: Yes, LTC4066EPF#TRPBF supports fast charging with a maximum charging current of up to 950mA.

  5. Q: What is the maximum battery capacity that LTC4066EPF#TRPBF can handle? A: LTC4066EPF#TRPBF can handle battery capacities ranging from 400mAh to 3000mAh.

  6. Q: Is LTC4066EPF#TRPBF suitable for portable electronic devices? A: Yes, LTC4066EPF#TRPBF is commonly used in portable electronic devices such as smartphones, tablets, and wearable devices.

  7. Q: Does LTC4066EPF#TRPBF have built-in safety features for battery charging? A: Yes, LTC4066EPF#TRPBF incorporates various safety features like thermal shutdown, reverse battery protection, and overvoltage protection.

  8. Q: Can LTC4066EPF#TRPBF operate in a wide temperature range? A: Yes, LTC4066EPF#TRPBF is designed to operate in a temperature range of -40°C to 85°C.

  9. Q: What is the typical efficiency of LTC4066EPF#TRPBF during battery charging? A: The typical efficiency of LTC4066EPF#TRPBF is around 90% during battery charging.

  10. Q: Are there any evaluation boards or reference designs available for LTC4066EPF#TRPBF? A: Yes, Analog Devices provides evaluation boards and reference designs that can help in implementing LTC4066EPF#TRPBF in various applications.

Please note that these answers are general and may vary depending on specific application requirements and datasheet specifications.