Fully-Integrated Bi-directional PD3.0 and Fast Charge Power Bank SOC with Multiple Input and Output Ports 40-QFN (6X6)

The HOTCHIP HT4936S is a sophisticated mobile power management integrated circuit designed by Hotchip, optimized for portable power solutions that require efficient charging and power management capabilities. This advanced component integrates features for charging and discharging through a common port, automatic load detection for boost startup and shutdown, four-light battery level indication, and a low battery alert functionality. The HT4936S stands out for its ability to manage 1A input/output with minimal external components, leveraging synchronous rectification to enhance efficiency and reduce thermal footprint. Additionally, it supports a versatile charging protocol accommodating both 4.20V and 4.35V batteries, and is packaged in a compact SOP16 form factor, ensuring a low-cost, space-efficient solution for a wide range of mobile power applications including power banks, backup power supplies, and lithium battery chargers. It incorporates protection features against battery overcharge, over-discharge, and thermal overload, thereby ensuring reliable operation across a range of conditions. Furthermore, the HT4936S facilitates direct LED drive and includes an NTC thermistor input for temperature monitoring, making it an all-encompassing solution for power management in consumer electronics.

High Efficiency 1.2MHz2A Step Up Converter MT3608 Type: Boost DC-DC converter (step-up) Manufacturer: Monolithic Power Systems (MPS) / various clones Vin: 2 – 24 V Vout: up to ~28 V (adjustable) Iout: up to ~2 A (depending on the circuit) Switching frequency: ≈ 1.2 MHz Mounting: SMD Package: SOT-23-6 Applications: voltage step-up converters power banks battery-powered devices LED drivers