Texas Instruments

BQ24125RHLT

BQ24125RHLT Description

The BQ24125RHLT from Texas Instruments is a high-efficiency, switch-mode Li-Ion/Polymer battery charger IC designed for 1- to 3-cell battery packs with a maximum voltage of 8.4V. Part of the bqSWITCHER™ series, this surface-mount device integrates advanced charging management with programmable current (up to 2A) and timer features, ensuring optimal performance for portable electronics. Its compact 20VQFN package and 16V maximum input voltage make it suitable for space-constrained applications requiring robust power delivery. Compliant with ROHS3 and REACH standards, it offers reliable operation in industrial and consumer environments.

BQ24125RHLT Features

• Wide Input Range: Supports up to 16V input, accommodating diverse power sources (e.g., USB, adapters).
• Programmable Charging: Adjustable current (2A max) and timer settings for flexible charging profiles.
• Multi-Cell Support: Charges 1- to 3-cell Li-Ion/Polymer batteries, ideal for varied battery configurations.
• Integrated Protection: Over-temperature (OTP) fault protection enhances safety and longevity.
• Compact & Efficient: 20VQFN package with surface-mount design optimizes PCB space and thermal performance.
• Compliance: ROHS3, REACH, and EAR99 certified, ensuring global usability.

BQ24125RHLT Applications

The BQ24125RHLT excels in portable electronics requiring efficient, high-current charging, such as:

• Medical Devices: Portable monitors and diagnostic tools.
• Consumer Electronics: Tablets, drones, and power banks.
• Industrial Equipment: Handheld scanners and wireless sensors.
• IoT Devices: Battery-powered edge devices with strict space constraints.
  Its programmable features and multi-cell support make it superior to fixed-profile chargers, enabling customization for specific battery chemistries and load conditions.

Conclusion of BQ24125RHLT

The BQ24125RHLT stands out as a versatile, high-performance battery charger IC, combining programmability, compact design, and robust protection. Its ability to handle 1-3 cells with 2A charging current and 16V input flexibility makes it a top choice for modern portable and IoT applications. Texas Instruments’ reputation for reliability further solidifies its position as a preferred solution for engineers seeking efficiency and scalability in power management.