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LTC4013IUFD#PBF
Product Overview
Category
LTC4013IUFD#PBF belongs to the category of integrated circuits (ICs) specifically designed for battery charging applications.
Use
This product is primarily used for charging batteries in various electronic devices such as smartphones, tablets, laptops, and portable power banks.
Characteristics
- High efficiency: The LTC4013IUFD#PBF offers high charging efficiency, ensuring maximum power transfer to the battery.
- Fast charging: It supports fast charging protocols, enabling quick replenishment of battery capacity.
- Wide input voltage range: The IC can operate with a wide range of input voltages, making it suitable for different charging scenarios.
- Multiple battery chemistries: It supports various battery chemistries like lithium-ion, lithium-polymer, and nickel-based batteries.
- Temperature monitoring: The LTC4013IUFD#PBF incorporates temperature monitoring features to prevent overheating during charging.
Package
The LTC4013IUFD#PBF comes in a small form factor package, typically a 28-pin QFN (Quad Flat No-Lead) package. This package offers good thermal dissipation properties and ease of integration into circuit boards.
Essence
The essence of LTC4013IUFD#PBF lies in its ability to efficiently and safely charge batteries, providing a reliable power source for electronic devices.
Packaging/Quantity
This product is usually sold in reels or trays, containing a specific quantity of ICs per package. The exact packaging and quantity may vary depending on the supplier.
Specifications
- Input Voltage Range: 4V - 36V
- Charging Current: Up to 4A
- Battery Chemistry Support: Li-Ion, Li-Polymer, NiMH, NiCd
- Operating Temperature Range: -40°C to 85°C
- Efficiency: Up to 95%
- Package Type: 28-pin QFN
Detailed Pin Configuration
The LTC4013IUFD#PBF has a total of 28 pins. The pin configuration is as follows:
- VIN: Input voltage pin
- GND: Ground pin
- VBAT: Battery voltage pin
- PROG: Programming pin for setting charging parameters
- TS: Temperature sense pin
- STAT: Status output pin
- INTVCC: Internal voltage supply pin
- ISET: Current limit programming pin
- TIMER: Timer programming pin
- SCL: Serial clock input pin
- SDA: Serial data input/output pin
- FLT: Fault indicator output pin
- BAT: Battery temperature sense pin
- ILIM: Current limit programming pin
- VREF: Reference voltage output pin
- VCC: Supply voltage pin
- PGND: Power ground pin
- VFB: Feedback voltage input pin
- COMP: Compensation pin
- FB: Feedback pin
- SS: Soft-start pin
- BST: Boost pin
- SW: Switching node pin
- LX: Inductor connection pin
- VOUT: Output voltage pin
- VSENSE: Sense voltage input pin
- ADJ: Adjustable pin
- AGND: Analog ground pin
Functional Features
- Constant current/constant voltage (CC/CV) charging algorithm
- Programmable charging parameters through the PROG pin
- Thermal regulation to prevent overheating
- Automatic recharge feature after battery discharge
- Charge termination based on battery voltage and current thresholds
- Reverse battery protection
- LED status indicators for charging progress
Advantages and Disadvantages
Advantages
- High charging efficiency ensures optimal power transfer
- Wide input voltage range allows compatibility with various power sources
- Supports multiple battery chemistries, enhancing versatility
- Fast charging capability reduces charging time
- Temperature monitoring prevents overheating and ensures safety
Disadvantages
- Limited availability of alternative models from different manufacturers
- Relatively higher cost compared to standard battery charging ICs
Working Principles
The LTC4013IUFD#PBF operates based on a CC/CV charging algorithm. It regulates the charging current during the constant current phase until the battery voltage reaches a predetermined threshold. Then, it switches to the constant voltage phase, maintaining a steady voltage while reducing the charging current gradually. The IC continuously monitors the battery temperature and adjusts the charging parameters accordingly to prevent overheating.
Detailed Application Field Plans
The LTC4013IUFD#PBF finds applications in various fields, including: 1. Consumer electronics: Charging batteries in smartphones, tablets, laptops, and portable power banks. 2. Industrial equipment: Powering battery-operated devices used in industrial settings. 3. Automotive: Charging batteries in electric vehicles and hybrid cars. 4. Renewable energy systems: Charging batteries in
10 domande e risposte comuni relative all'applicazione di LTC4013IUFD#PBF nelle soluzioni tecniche
Sure! Here are 10 common questions and answers related to the application of LTC4013IUFD#PBF in technical solutions:
Q: What is LTC4013IUFD#PBF? A: LTC4013IUFD#PBF is a high-performance battery charger controller IC designed for various applications, including portable devices, industrial equipment, and automotive systems.
Q: What is the input voltage range supported by LTC4013IUFD#PBF? A: The input voltage range supported by LTC4013IUFD#PBF is from 4.5V to 60V.
Q: Can LTC4013IUFD#PBF charge multiple battery chemistries? A: Yes, LTC4013IUFD#PBF supports charging multiple battery chemistries, such as lithium-ion, lead-acid, and nickel-based batteries.
Q: Does LTC4013IUFD#PBF have built-in protection features? A: Yes, LTC4013IUFD#PBF includes various protection features like overvoltage protection, reverse battery protection, and thermal shutdown.
Q: What is the maximum charging current supported by LTC4013IUFD#PBF? A: LTC4013IUFD#PBF can support charging currents up to 20A.
Q: Can LTC4013IUFD#PBF operate in a wide temperature range? A: Yes, LTC4013IUFD#PBF has an extended operating temperature range of -40°C to 125°C.
Q: Is LTC4013IUFD#PBF compatible with USB power delivery (USB-PD) standards? A: Yes, LTC4013IUFD#PBF is compatible with USB-PD standards and can be used in USB-PD applications.
Q: Does LTC4013IUFD#PBF support battery temperature monitoring? A: Yes, LTC4013IUFD#PBF supports battery temperature monitoring through an external thermistor.
Q: Can LTC4013IUFD#PBF operate in a standalone mode without a microcontroller? A: Yes, LTC4013IUFD#PBF can operate in a standalone mode without the need for a microcontroller.
Q: What is the package type of LTC4013IUFD#PBF? A: LTC4013IUFD#PBF is available in a 38-lead 5mm × 7mm QFN package.
Please note that these answers are general and may vary depending on the specific application and implementation of LTC4013IUFD#PBF. It is always recommended to refer to the datasheet and consult the manufacturer for detailed information.