LTC1734LES6-4.2#TRPBF - Linear Technology

The LTC1734LES6-4.2#TRPBF is a highly efficient, single-cell lithium-ion (Li-Ion) battery charger integrated circuit (IC) developed by Linear Technology. This compact and reliable component is designed to simplify the charging process for portable electronic devices, ensuring a safe and fast charging experience.

Key Features:

• Precision Charging: The LTC1734LES6-4.2#TRPBF provides precise end-of-charge control with a 4.2V float voltage, ensuring the battery is charged to its optimal voltage level to maximize capacity and longevity.
• Compact Design: Housed in a TSOT-23 package, this charger IC is perfect for space-constrained applications, making it ideal for modern portable electronics.
• Thermal Regulation: To protect the battery and circuitry, this IC includes a thermal feedback loop that regulates the charge current to prevent overheating during the charging process.
• Charge Current Programmability: The charge current can be set externally with a single resistor, providing flexibility to work with various battery capacities and sizes.
• Automatic Recharge: The IC initiates a new charging cycle if the battery voltage falls below a preset threshold, ensuring the device is always ready for use.
• No External Blocking Diode Required: The LTC1734LES6-4.2#TRPBF includes an internal MOSFET to prevent reverse battery discharge, eliminating the need for an external diode and reducing component count.

Applications:

The LTC1734LES6-4.2#TRPBF is versatile and can be used across a wide range of applications, including:

• Portable handheld devices
• Bluetooth headsets
• Digital cameras
• Medical and healthcare equipment
• Backup battery systems

As a product from Linear Technology, a leader in analog integrated circuits, the LTC1734LES6-4.2#TRPBF stands out for its reliability, performance, and ease of integration into existing and new designs. It is an excellent choice for designers looking to implement a safe and effective charging solution for single-cell Li-Ion batteries.