MAX16818 is a high performance, high reliability high power LED driver, using average current mode control, supports PWM dimming, has a maximum output current of 30A, and can be used for front/rear projection TVs, portable and pocket projectors, automotive, Bus/Truck exterior lighting, LCD TV and display backlights, etc.
The MAX16818 is a high‑current LED driver controller IC capable of delivering up to 30 A with minimal external components. It supports synchronous and asynchronous step‑down topologies as well as boost, buck‑boost, SEPIC and Cuk configurations, and operates over a wide input voltage range.
The document provides absolute maximum ratings, detailed electrical characteristics, pin descriptions, PCB layout recommendations, and package information for the 28‑pin TQFN version. It also lists protection features such as over‑voltage, over‑current, and thermal shutdown. This manual is written in Japanese.
| Input Voltage Range | 4.75 V‑5.5 V or 7 V‑28 V |
|---|---|
| Maximum LED Current | 30 A |
| Switching Frequency Range | 125 kHz‑1.5 MHz |
The device operates from 4.75 V‑5.5 V or from 7 V‑28 V, depending on the configuration.
The switching frequency can be set up to 1.5 MHz (1500 kHz).