Linear Technology/Analog Devices
Bild kan vara representation.
Se specifikationer för produktinformation.
LTC4162IUFD-LAD#PBF
Visa detalj Datablad

LTC4162IUFD-LAD#PBF

Product Overview

Category: Integrated Circuit (IC)

Use: Battery Charger

Characteristics: - High Efficiency - Wide Input Voltage Range - Programmable Charging Parameters - Thermal Regulation and Protection - PowerPath Control

Package: 28-Lead QFN (Quad Flat No-Lead)

Essence: The LTC4162IUFD-LAD#PBF is a high-efficiency battery charger IC designed for various portable devices.

Packaging/Quantity: The LTC4162IUFD-LAD#PBF is available in a 28-Lead QFN package. It is typically sold in reels of 2500 units.

Specifications

  • Input Voltage Range: 4.5V to 35V
  • Charge Current Range: Up to 3A
  • Programmable Charge Voltage: 3.6V to 20V
  • Operating Temperature Range: -40°C to 85°C
  • Efficiency: Up to 95%
  • Battery Chemistry Support: Li-Ion, LiFePO4, Li-Polymer, NiMH, NiCd

Detailed Pin Configuration

The LTC4162IUFD-LAD#PBF has the following pin configuration:

  1. VIN: Input Voltage
  2. GND: Ground
  3. VBAT: Battery Voltage
  4. ISET: Charge Current Set
  5. PROG: Programming Pin
  6. TS: Thermistor Input
  7. STAT: Status Output
  8. INTVCC: Internal Supply Voltage
  9. SDA: I2C Data Input/Output
  10. SCL: I2C Clock Input
  11. PGOOD: Power Good Output
  12. CE: Chip Enable
  13. ILIM: Input Current Limit
  14. VOUT: Output Voltage
  15. VREF: Reference Voltage
  16. BATTEMP: Battery Temperature Input
  17. IADP: Adapter Current Limit
  18. ADPSET: Adapter Current Limit Set
  19. TS/SS: Thermistor Input / Soft-Start
  20. VCC: Supply Voltage

Functional Features

  1. High Efficiency: The LTC4162IUFD-LAD#PBF offers high charging efficiency, minimizing power loss during the charging process.
  2. Wide Input Voltage Range: It supports a wide range of input voltages, allowing it to be used with various power sources.
  3. Programmable Charging Parameters: Users can program the charge voltage and current according to their specific battery requirements.
  4. Thermal Regulation and Protection: The IC includes thermal regulation and protection features to prevent overheating and ensure safe operation.
  5. PowerPath Control: The PowerPath control feature allows simultaneous charging of the battery and powering the device.

Advantages and Disadvantages

Advantages: - High charging efficiency - Wide input voltage range - Programmable charging parameters - Thermal regulation and protection - PowerPath control for simultaneous charging and device powering

Disadvantages: - Limited to specific battery chemistries (Li-Ion, LiFePO4, Li-Polymer, NiMH, NiCd) - Requires programming for optimal performance

Working Principles

The LTC4162IUFD-LAD#PBF operates by regulating the charging current and voltage to the connected battery. It uses a combination of switching regulators and control circuitry to efficiently convert the input voltage to the desired charging parameters. The IC constantly monitors the battery status and adjusts the charging process accordingly to ensure safe and efficient charging.

Detailed Application Field Plans

The LTC4162IUFD-LAD#PBF is widely used in various portable devices that require battery charging capabilities. Some common application fields include: - Smartphones and tablets - Portable medical devices - Wearable electronics - Handheld gaming consoles - Portable power banks

Detailed and Complete Alternative Models

  1. LTC4162IUFD-LAD#TRPBF: Similar to LTC4162IUFD-LAD#PBF, but available in a 28-Lead TSSOP package.
  2. LTC4162IUFD-LAD#MPBF: Similar to LTC4162IUFD-LAD#PBF, but available in a 28-Lead MSOP package.
  3. LTC4162IUFD-LAD#CPBF: Similar to LTC4162IUFD-LAD#PBF, but available in a 28-Lead SOIC package.

These alternative models offer similar functionality and characteristics but differ in package type, which may be more suitable for specific applications.

In conclusion, the LTC4162IUFD-LAD#PBF is a highly efficient battery charger IC designed for portable devices. Its wide input voltage range, programmable charging parameters, and thermal protection make it suitable for various applications. However, it is important to note

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

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

  1. Q: What is the LTC4162IUFD-LAD#PBF? A: The LTC4162IUFD-LAD#PBF is a high-efficiency, multi-chemistry battery charger controller with PowerPath™ and I2C interface.

  2. Q: What types of batteries can be charged using LTC4162IUFD-LAD#PBF? A: The LTC4162IUFD-LAD#PBF supports charging of various battery chemistries, including lithium-ion, lead-acid, and nickel-based batteries.

  3. Q: What is PowerPath™ in LTC4162IUFD-LAD#PBF? A: PowerPath™ is a feature that allows simultaneous charging of the battery and powering the system from an external power source.

  4. Q: Can LTC4162IUFD-LAD#PBF charge multiple batteries simultaneously? A: Yes, LTC4162IUFD-LAD#PBF can charge multiple batteries in series or parallel configurations.

  5. Q: Does LTC4162IUFD-LAD#PBF have overvoltage protection? A: Yes, LTC4162IUFD-LAD#PBF has built-in overvoltage protection to prevent damage to the battery during charging.

  6. Q: How can I communicate with LTC4162IUFD-LAD#PBF? A: LTC4162IUFD-LAD#PBF features an I2C interface, allowing you to communicate with it using a microcontroller or other compatible devices.

  7. Q: What is the maximum charging current supported by LTC4162IUFD-LAD#PBF? A: LTC4162IUFD-LAD#PBF supports charging currents up to 3A, allowing for fast charging of batteries.

  8. Q: Can LTC4162IUFD-LAD#PBF operate in a wide input voltage range? A: Yes, LTC4162IUFD-LAD#PBF can operate with input voltages ranging from 4V to 35V, making it suitable for various power sources.

  9. Q: Does LTC4162IUFD-LAD#PBF have thermal protection? A: Yes, LTC4162IUFD-LAD#PBF has built-in thermal protection to prevent overheating and ensure safe operation.

  10. Q: Is LTC4162IUFD-LAD#PBF suitable for automotive applications? A: Yes, LTC4162IUFD-LAD#PBF is designed to meet the requirements of automotive applications, including temperature range and reliability.

Please note that these answers are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and consult the manufacturer for detailed information.