This document describes the features and characteristics of the AP1301/2/4/5 single phase full wave driver, which is suitable for small fans and has low switching noise and effective motor drive.
The AP1301/2/4/5 is a single‑coil fan motor full‑wave driver designed for small fans such as CPU cooling fans. It integrates lock shutdown, automatic restart, rotation detection (RD) and speed indication (FG) functions in one chip, providing low switching noise and effective motor drive.
The datasheet provides pin assignments, electrical limits, performance curves, package dimensions, and marking information. It also lists operating voltage, output current limits, temperature ranges, and power dissipation values for both heat‑sink and non‑heat‑sink versions.
| Operating voltage (Vcc) | 4 V to 20 V |
|---|---|
| Output current (AP1301/2) | 500 mA max |
| Output current (AP1304/5) | 350 mA max |
| Operating temperature | -30 °C to +85 °C |
| Package type | SOP‑8L (Normal / Expose Pad) |
The device operates from 4 V up to 20 V.
It can supply up to 500 mA maximum.
The driver works from –30 °C to +85 °C.