The LTC4121EUD#TRPBF is a versatile and compact wireless power receiver and battery charger integrated circuit designed by Linear Technology. This innovative component combines a wireless power receiver with a constant-current/constant-voltage linear charger for single-cell batteries, making it an ideal solution for portable devices where traditional wired charging is inconvenient or impractical.
Key Features
- Wireless Power Receiver: Capable of receiving power wirelessly from an appropriate transmitter, this IC eliminates the need for physical connectors, reducing wear and tear and allowing for sealed enclosures.
- Integrated Battery Charger: Its built-in linear charger efficiently charges a single-cell Li-Ion or Li-Polymer battery, ensuring safe and reliable battery management.
- Flexible Charging Options: The LTC4121EUD#TRPBF supports programmable charge current up to 400mA and programmable float voltage up to 4.2V, catering to a wide range of battery specifications.
- PowerPath Control: This feature allows the device to power the system load while simultaneously charging the battery, optimizing system performance and uptime.
- Compact Design: Housed in a small 16-lead QFN package, this IC is suitable for space-constrained applications.
Applications
The LTC4121EUD#TRPBF is designed to be a versatile component suitable for a variety of applications. These include:
- Portable medical devices
- Wearable electronics
- Wireless sensors and sensor networks
- Industrial monitoring equipment
- Handheld instruments
Technical Specifications
The technical specifications of the LTC4121EUD#TRPBF include:
- Input Voltage Range: 4.2V to 40V
- Programmable Charge Current: Up to 400mA
- Programmable Float Voltage: Up to 4.2V
- Operating Temperature Range: -40°C to 125°C
- Package: 16-Lead QFN (3mm × 3mm)
With its unique combination of wireless power reception and battery charging capabilities, the LTC4121EUD#TRPBF from Linear Technology is a highly integrated solution for the next generation of wireless charging applications.
