VIPer53-E is a switch power supply controller from ST company, which has a switching frequency of up to 300kHz and can realize current limitation, soft start and shut down control, automatic burst mode and other functions. The product is mainly used for offline power supplies with a wide range of input voltage of 85-265Vac, and has overload, short circuit, undervoltage and other protection functions.
This datasheet describes the VIPer53‑E offline primary switch controller, covering its general features, electrical data, thermal data, and detailed electrical characteristics. It includes pin‑out diagrams, functional descriptions, and recommended external component values.
The document also contains application examples, overload and over‑temperature protection details, and a revision history. It is intended for designers and engineers who need precise parameters for integrating the VIPer53‑E into power‑supply designs.
| Switching frequency | up to 300 kHz |
|---|---|
| Package | DIP‑8 |
| Thermal resistance (junction‑case) | 2.20 °C/W |
The VIPer53‑E is supplied in a DIP‑8 package.
The controller can operate at switching frequencies up to 300 kHz.