Technical datasheet for the S6613/S6614 isolated LED driver chips with specifications, pinout, and application information.
The S6613/S6614 series are high‑precision, primary‑side‑feedback LED constant‑current driver chips designed for isolated flyback LED power supplies. They operate over a wide input range of 85 V‑265 V and integrate high‑voltage power switches, eliminating the need for auxiliary windings.
The document provides detailed electrical characteristics, pin descriptions, packaging options (SOP‑7 and DIP‑7), ordering information, and design guidelines such as recommended bypass capacitors and layout tips for optimal performance and reliability. This manual is written in Chinese.
| Input voltage range | 85 V‑265 V |
|---|---|
| LED output current accuracy | ±5 % |
| Operating temperature range | -20 °C to +125 °C |
| Maximum output power (S6613S) | 8 W |
| Maximum output power (S6613D) | 12 W |
| Maximum output power (S6614D) | 18 W |
| Peak switch current (S6613S) | 500 mA |
| Package type (S6613S) | SOP‑7 |
| Package type (S6613D / S6614D) | DIP‑7 |
The chips operate with an input voltage from 85 V up to 265 V.
They include LED open‑circuit protection, short‑circuit protection, over‑temperature regulation, and over‑voltage protection.
S6613S is offered in an SOP‑7 package, while S6613D and S6614D use a DIP‑7 package.
The output current accuracy is ±5 %.