YP6809 is a low dropout (LDO) regulator that uses CMOS technology. It features high precision output voltage and low quiescent current. It incorporates a low pass resistor transistor, allowing for larger output current. It also includes overload current protection and short circuit protection circuits. It is suitable for stable power supply requirements in communication equipment, cordless telephones, DVD drives, CD-ROM drives, etc.
This document describes the YP6809 low‑dropout (LDO) regulator, highlighting its low voltage drop, high accuracy, and low quiescent current. It includes typical operating conditions, pin assignments, and recommended external components.
Key sections cover electrical specifications such as input voltage range, output current capability, and temperature limits, as well as characteristic curves that illustrate output voltage regulation and ripple rejection. The datasheet also provides application notes for use in communication equipment, DVD/CD‑ROM drives, and other low‑power devices. This manual is written in Japanese.
| Maximum Output Current | 300 mA |
|---|---|
| Input Voltage Range | 2.0 V – 10 V |
| Quiescent Current (Typical) | 25 µA |
| Standby Current | 1 µA |
| Operating Temperature Range | -40 °C to +85 °C |
| Storage Temperature Range | -40 °C to +125 °C |
The YP6809 can deliver up to 300 mA of output current.
The typical quiescent current is 25 µA.
It operates with an input voltage between 2.0 V and 10 V.