Linear Technology/QD Devices
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LTC4015EUHF#PBF
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LTC4015EUHF#PBF

Product Overview

Category

LTC4015EUHF#PBF belongs to the category of battery charger ICs (Integrated Circuits).

Use

This product is primarily used for charging and managing rechargeable batteries.

Characteristics

  • High efficiency charging
  • Wide input voltage range
  • Multiple charging modes
  • Programmable charging current
  • Thermal regulation for safe operation

Package

LTC4015EUHF#PBF is available in a 38-Lead 5mm × 7mm QFN package.

Essence

The essence of LTC4015EUHF#PBF lies in its ability to efficiently charge and manage rechargeable batteries, providing a reliable power source for various applications.

Packaging/Quantity

This product is typically sold in reels containing a quantity of 250 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 35V
  • Charging Current Range: Up to 4A
  • Maximum Float Voltage: 14.4V
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. TS: Temperature sense pin
  4. PROG: Programming pin
  5. ISET: Charging current set pin
  6. VFB: Feedback voltage pin
  7. STAT: Status indicator pin
  8. BAT: Battery connection pin
  9. ILIM: Current limit pin
  10. INTVCC: Internal voltage supply pin
  11. SDA: I2C data pin
  12. SCL: I2C clock pin
  13. PGOOD: Power good indicator pin
  14. VOUT: Output voltage pin
  15. VREF: Reference voltage pin
  16. VCC: Supply voltage pin

Functional Features

  • Wide input voltage range allows for versatile applications
  • Multiple charging modes (CC, CV, and C/10 termination) for optimal battery charging
  • Programmable charging current enables customization based on battery requirements
  • Thermal regulation ensures safe operation by preventing overheating
  • I2C interface for monitoring and control

Advantages and Disadvantages

Advantages

  • High charging efficiency leads to reduced charging time
  • Wide input voltage range accommodates various power sources
  • Programmable charging current offers flexibility for different battery types
  • Thermal regulation enhances safety during charging process

Disadvantages

  • Requires additional external components for complete battery charging system
  • Limited to 4A maximum charging current

Working Principles

LTC4015EUHF#PBF operates by regulating the charging current and voltage to ensure efficient and safe charging of rechargeable batteries. It utilizes a combination of constant current (CC) and constant voltage (CV) charging modes, along with a C/10 termination mode to prevent overcharging. The device also incorporates thermal regulation to protect against overheating.

Detailed Application Field Plans

LTC4015EUHF#PBF finds application in various fields, including: 1. Portable electronic devices 2. Electric vehicles 3. Solar power systems 4. Industrial equipment 5. Medical devices

Detailed and Complete Alternative Models

  1. LTC4000: Battery charger IC with higher charging current capability
  2. LTC4010: Battery charger IC with lower charging current capability
  3. LTC4020: Battery charger IC with integrated power path management

These alternative models offer different specifications and features to cater to specific application requirements.

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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem LTC4015EUHF#PBF w rozwiązaniach technicznych

Sure! Here are 10 common questions and answers related to the application of LTC4015EUHF#PBF in technical solutions:

  1. Q: What is LTC4015EUHF#PBF?
    A: LTC4015EUHF#PBF is a high-efficiency, multi-chemistry battery charger controller IC.

  2. Q: What types of batteries can be charged using LTC4015EUHF#PBF?
    A: LTC4015EUHF#PBF can charge various battery chemistries, including lithium-ion, lead-acid, and nickel-based batteries.

  3. Q: What is the input voltage range supported by LTC4015EUHF#PBF?
    A: LTC4015EUHF#PBF supports an input voltage range of 4.5V to 35V.

  4. Q: Can LTC4015EUHF#PBF charge multiple batteries simultaneously?
    A: Yes, LTC4015EUHF#PBF can charge multiple batteries in series or parallel configurations.

  5. Q: Does LTC4015EUHF#PBF have built-in safety features?
    A: Yes, LTC4015EUHF#PBF includes various safety features like overvoltage protection, overcurrent protection, and thermal shutdown.

  6. Q: Can LTC4015EUHF#PBF operate in a wide temperature range?
    A: Yes, LTC4015EUHF#PBF has a wide operating temperature range of -40°C to 125°C.

  7. Q: Is LTC4015EUHF#PBF suitable for automotive applications?
    A: Yes, LTC4015EUHF#PBF is designed for automotive-grade applications and meets AEC-Q100 standards.

  8. Q: Does LTC4015EUHF#PBF support USB power delivery (USB-PD)?
    A: Yes, LTC4015EUHF#PBF supports USB-PD and can negotiate power profiles with compatible devices.

  9. Q: Can LTC4015EUHF#PBF be controlled using a microcontroller?
    A: Yes, LTC4015EUHF#PBF has an I2C interface that allows it to be easily controlled and monitored by a microcontroller.

  10. Q: What is the typical efficiency of LTC4015EUHF#PBF?
    A: LTC4015EUHF#PBF has a high typical charging efficiency of up to 98%.

Please note that these answers are general and may vary depending on the specific implementation and configuration of LTC4015EUHF#PBF in a technical solution.