Linear Technology/QD Devices
Imej mungkin representasi.
Lihat spesifikasi untuk butiran produk.
LTC4099EUDC#TRPBF
Lihat Butiran Helaian data

LTC4099EUDC#TRPBF

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management and Battery Charger

Characteristics: - High Efficiency - Low Quiescent Current - Wide Input Voltage Range - Programmable Charge Current - Thermal Regulation - Overvoltage Protection - Undervoltage Lockout - Reverse Leakage Protection

Package: 16-Lead QFN (Quad Flat No-Lead)

Essence: The LTC4099EUDC#TRPBF is a power management IC designed for battery charging applications. It provides a complete solution for charging single-cell lithium-ion/polymer batteries from various input sources.

Packaging/Quantity: The LTC4099EUDC#TRPBF is available in a 16-Lead QFN package. The quantity per reel is typically 2500 pieces.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Charge Voltage Range: 3.5V to 4.2V
  • Maximum Charge Current: 1A
  • Quiescent Current: 50µA
  • Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The LTC4099EUDC#TRPBF has the following pin configuration:

  1. VIN: Input Voltage
  2. GND: Ground
  3. PROG: Charge Current Programming Pin
  4. STAT: Status Indicator Output
  5. CE: Chip Enable
  6. VOUT: Regulated Output Voltage
  7. BAT: Battery Connection
  8. TS: Thermal Shutdown
  9. ILIM: Input Current Limit
  10. PGND: Power Ground
  11. SDA: I²C Serial Data
  12. SCL: I²C Serial Clock
  13. INTVCC: Internal Voltage Regulator Output
  14. VCC: Supply Voltage
  15. NTC: Negative Temperature Coefficient Input
  16. VFB: Feedback Voltage

Functional Features

  • Programmable Charge Current
  • Thermal Regulation for Battery Charging
  • Overvoltage Protection
  • Undervoltage Lockout
  • Reverse Leakage Protection
  • I²C Interface for Configuration and Monitoring

Advantages

  • High Efficiency Charging
  • Wide Input Voltage Range allows versatile power sources
  • Low Quiescent Current minimizes power consumption
  • Programmable Charge Current for flexibility
  • Comprehensive Protection Features ensure safe charging

Disadvantages

  • Limited to single-cell lithium-ion/polymer batteries
  • Requires external components for complete battery charging solution

Working Principles

The LTC4099EUDC#TRPBF is a highly integrated power management IC that utilizes a switching regulator to efficiently charge single-cell lithium-ion/polymer batteries. It incorporates various protection features such as overvoltage protection, undervoltage lockout, and reverse leakage protection to ensure safe and reliable charging.

The charge current can be programmed using an external resistor connected to the PROG pin. The IC also features thermal regulation, which adjusts the charge current based on the battery temperature to prevent overheating.

The LTC4099EUDC#TRPBF communicates with a microcontroller or host system through an I²C interface, allowing configuration and monitoring of the charging process.

Detailed Application Field Plans

The LTC4099EUDC#TRPBF is suitable for a wide range of applications that require battery charging from different power sources. Some potential application fields include:

  1. Portable Electronics: Smartphones, tablets, portable gaming devices, etc.
  2. Wearable Devices: Smartwatches, fitness trackers, medical devices, etc.
  3. IoT Devices: Wireless sensors, smart home devices, industrial monitoring systems, etc.
  4. Automotive: Battery-powered accessories, electric vehicles, hybrid vehicles, etc.

Detailed and Complete Alternative Models

  1. LTC4055EUDC#TRPBF
  2. LTC4089EDJC#TRPBF
  3. LTC4151CMS-1#TRPBF
  4. LTC4160EUFD#TRPBF
  5. LTC4162EUFD#TRPBF

These alternative models offer similar functionality and can be considered as alternatives to the LTC4099EUDC#TRPBF for battery charging applications.

Word count: 511 words

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi LTC4099EUDC#TRPBF dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of LTC4099EUDC#TRPBF:

  1. Q: What is LTC4099EUDC#TRPBF? A: LTC4099EUDC#TRPBF is a power management IC designed for charging single-cell lithium-ion/polymer batteries from various input sources.

  2. Q: What are the key features of LTC4099EUDC#TRPBF? A: Some key features include integrated power path management, programmable charge current, automatic load prioritization, and thermal regulation.

  3. Q: What input sources can be used with LTC4099EUDC#TRPBF? A: LTC4099EUDC#TRPBF supports a wide range of input sources such as USB ports, wall adapters, and solar panels.

  4. Q: Can LTC4099EUDC#TRPBF charge the battery while powering the load simultaneously? A: Yes, LTC4099EUDC#TRPBF has an integrated power path management feature that allows it to charge the battery while providing power to the load.

  5. Q: How can I set the charge current for my battery using LTC4099EUDC#TRPBF? A: The charge current can be programmed using an external resistor connected to the ISET pin of LTC4099EUDC#TRPBF.

  6. Q: Does LTC4099EUDC#TRPBF provide any protection features for the battery? A: Yes, LTC4099EUDC#TRPBF offers various protection features like overvoltage protection, undervoltage lockout, and thermal shutdown.

  7. Q: Can LTC4099EUDC#TRPBF handle multiple battery chemistries? A: No, LTC4099EUDC#TRPBF is specifically designed for single-cell lithium-ion/polymer batteries.

  8. Q: What is the maximum charging current supported by LTC4099EUDC#TRPBF? A: The maximum charging current can be set up to 2A using an external resistor.

  9. Q: How does LTC4099EUDC#TRPBF prioritize power delivery to the load and battery? A: LTC4099EUDC#TRPBF automatically prioritizes power delivery to the load while ensuring that the battery is charged optimally.

  10. Q: Can I monitor the status of the charging process with LTC4099EUDC#TRPBF? A: Yes, LTC4099EUDC#TRPBF provides various status indicators like CHRG, PGOOD, and FAULT pins to monitor the charging process and detect any faults.

Please note that these answers are general and may vary depending on the specific implementation and configuration of LTC4099EUDC#TRPBF in a technical solution.