The FAN7527B is a simple and high-performance active power factor correction controller, optimized for electronic ballasts and low power, high-density power supplies. It features an internal start-up timer, internal R/C filter, precise adjustable output overvoltage protection, zero current detector, etc.
The FAN7527B is a power factor correction controller designed for electronic ballasts and low‑power SMPS applications. It integrates an internal start‑up timer, R/C filter, adjustable output over‑voltage protection, zero‑current detector and a one‑quadrant multiplier, reducing external component count.
The datasheet includes a block diagram, pin descriptions, absolute maximum ratings, detailed electrical characteristics, typical performance curves, mechanical dimensions for 8‑DIP and 8‑SOP packages, and ordering information.
| Supply voltage (Vec) max | 30 V |
|---|---|
| Peak drive output current | 500 mA |
| Operating temperature range | -25 to 125 °C |
| Under voltage lockout start threshold | 10.5 – 12.5 V |
| Package options | 8‑DIP or 8‑SOP |
The controller can tolerate up to 30 V supply voltage.
It can source up to 500 mA of peak drive output current.
The device is offered in 8‑DIP and 8‑SOP packages.