广州华凌电子有限公司 Manuals

Guangzhou Hualing Electronics FH78L09 Three-Terminal Positive Voltage Regulator Datasheet

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.

Covers: Features · Maximum Ratings · Electrical Characteristics · Quiescent Current · Dropout Voltage · Line Regulation