The FH78L09 three-terminal positive voltage regulator datasheet from Guangzhou Hualing Electronics provides specifications, ratings, and electrical…
The FH78L09 is a three‑terminal positive voltage regulator designed for low‑power applications such as TTL and C‑MOS circuits. It operates with a built‑in thermal protection circuit and requires no external components.
Key features include a maximum output current of 100 mA, dropout voltage of 1.7 V, and SOT‑89 packaging. The datasheet lists detailed electrical characteristics, maximum ratings, and mechanical dimensions for design integration. This manual is written in Chinese.
| Maximum Output Current | 100 mA |
|---|---|
| Output Voltage Range | 8.55 – 9.45 V |
| Line Regulation | 20 – 150 mV |
The FH78L09 can deliver up to 100 mA of output current.