QX5232 is a dedicated integrated circuit designed for small-power solar LED lighting devices. It consists of switch-type driving circuit, photo switch circuit, battery overcharge protection circuit, battery undervoltage protection circuit and LED shutdown circuit, with complete functions. Only a few external components are required to form a solar lighting device. QX5232 can also be used in other small-power rechargeable LED lighting devices, such as rechargeable flashlights and emergency lights.
The QX5232 is a small‑power solar LED driver IC designed for solar lighting, flashlights and emergency lamps. It integrates a switching driver, light‑sensor circuit, battery over‑charge and over‑discharge protection, and an LED shut‑off circuit, requiring only a few external components.
The document provides an overview, typical applications, pin definitions, absolute maximum ratings, electrical characteristics, circuit operation details, additional operating modes, package information, and contact details for the manufacturer. This manual is written in Chinese.
| Operating voltage | 0.9 V – 6.0 V |
|---|---|
| LED output current | 10 mA – 300 mA |
| Operating temperature range | -40 °C – +125 °C |
| Storage temperature range | -65 °C – +150 °C |
| ESD voltage (human model) | 2000 V |
| VDD input voltage (min‑typ‑max) | 0.8 V – 6 V |
| Number of pins | 10 |
The VDD input voltage ranges from 0.8 V to 6 V.
It supports an LED current from 10 mA up to 300 mA.
The device is packaged in an SSOP‑10 with ten pins.
It includes over‑charge protection, over‑discharge protection, light‑sensor control, and LED shut‑off circuitry.