LTC4121IUD#TRPBF
Product Overview
Category
LTC4121IUD#TRPBF belongs to the category of integrated circuits (ICs).
Use
This product is primarily used for wireless power transfer applications.
Characteristics
- Integrated circuit designed for wireless power transfer
- High efficiency and low power consumption
- Compact package for easy integration
- Wide input voltage range
- Adjustable output voltage
Package
LTC4121IUD#TRPBF is available in a small and convenient 16-pin QFN package.
Essence
The essence of LTC4121IUD#TRPBF lies in its ability to efficiently transfer power wirelessly, enabling various applications that require wireless charging or power transmission.
Packaging/Quantity
This product is typically packaged in reels and comes in quantities of 2500 units per reel.
Specifications
- Input Voltage Range: 2.7V to 5.5V
- Output Voltage Range: 4.75V to 5.25V
- Maximum Output Current: 400mA
- Operating Temperature Range: -40°C to 85°C
- Efficiency: Up to 80%
- Control Interface: I2C
Detailed Pin Configuration
- VIN: Input voltage pin
- GND: Ground pin
- VOUT: Output voltage pin
- EN: Enable pin
- SDA: I2C data pin
- SCL: I2C clock pin
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
Functional Features
- Wireless power transfer
- Adjustable output voltage
- I2C interface for control and monitoring
- Overvoltage and overcurrent protection
- Thermal shutdown protection
Advantages and Disadvantages
Advantages
- High efficiency wireless power transfer
- Wide input voltage range allows for versatile applications
- Compact package for easy integration into various devices
- Adjustable output voltage provides flexibility
- I2C interface enables control and monitoring capabilities
Disadvantages
- Limited maximum output current of 400mA
- Requires additional external components for complete wireless power transfer system implementation
Working Principles
LTC4121IUD#TRPBF operates based on the principles of inductive coupling. It uses a resonant tank circuit to generate an alternating magnetic field, which is received by a compatible receiver coil. The received energy is then rectified and regulated to provide a stable output voltage.
Detailed Application Field Plans
LTC4121IUD#TRPBF finds applications in various fields, including but not limited to: - Wireless charging pads for smartphones and other portable devices - Wearable devices such as smartwatches and fitness trackers - Internet of Things (IoT) devices requiring wireless power transfer - Medical devices that need cordless power supply - Automotive applications for wireless charging of electric vehicles
Detailed and Complete Alternative Models
Some alternative models to LTC4121IUD#TRPBF include: - LTC4120: Similar functionality with different pin configuration - LTC4123: Higher maximum output current capability - LTC4155: Integrated wireless power receiver and battery charger
These alternative models offer similar features and can be considered depending on specific application requirements.
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10個與LTC4121IUD#TRPBF在技術方案中應用相關的常見問題與解答
Sure! Here are 10 common questions and answers related to the application of LTC4121IUD#TRPBF in technical solutions:
Q1: What is LTC4121IUD#TRPBF? A1: LTC4121IUD#TRPBF is a specific model number for a power management IC (integrated circuit) designed by Linear Technology (now part of Analog Devices). It is used for wireless power transfer applications.
Q2: What are the key features of LTC4121IUD#TRPBF? A2: Some key features of LTC4121IUD#TRPBF include wireless power receiver, programmable output voltage, adjustable output current limit, and support for various charging protocols.
Q3: What is the input voltage range supported by LTC4121IUD#TRPBF? A3: LTC4121IUD#TRPBF supports an input voltage range of 4.95V to 5.25V.
Q4: Can LTC4121IUD#TRPBF be used for both wireless power transmission and reception? A4: No, LTC4121IUD#TRPBF is specifically designed as a wireless power receiver and cannot be used for power transmission.
Q5: What is the maximum output current that LTC4121IUD#TRPBF can provide? A5: The maximum output current provided by LTC4121IUD#TRPBF is typically 400mA.
Q6: Does LTC4121IUD#TRPBF support any specific charging protocols? A6: Yes, LTC4121IUD#TRPBF supports various charging protocols such as Qi, PMA, and A4WP.
Q7: Can LTC4121IUD#TRPBF be used in battery charging applications? A7: Yes, LTC4121IUD#TRPBF can be used in battery charging applications as it provides programmable output voltage and adjustable output current limit.
Q8: What is the efficiency of LTC4121IUD#TRPBF? A8: The efficiency of LTC4121IUD#TRPBF depends on various factors such as input voltage, output current, and load conditions. It typically achieves high efficiency levels.
Q9: Is there any thermal protection feature in LTC4121IUD#TRPBF? A9: Yes, LTC4121IUD#TRPBF includes built-in thermal protection to prevent overheating and ensure safe operation.
Q10: Can LTC4121IUD#TRPBF be used in automotive applications? A10: Yes, LTC4121IUD#TRPBF is suitable for automotive applications as it meets the necessary requirements and standards for automotive use.
Please note that these answers are general and may vary depending on the specific application and implementation of LTC4121IUD#TRPBF.