The FAN7554 is a fixed frequency current mode PWM controller, specially designed for off-line and DC to DC converter applications with minimal external components
The FAN7554 is a fixed‑frequency current‑mode PWM controller designed for off‑line and DC‑DC converter applications with minimal external components. It integrates a band‑gap reference, oscillator, PWM logic, gate driver and protection functions such as overload, over‑current and over‑voltage protection.
The document lists the device's features, pin assignments, absolute maximum ratings, electrical characteristics, typical performance curves, mechanical dimensions and ordering details, helping designers select and implement the part in power‑management circuits.
| Supply voltage (VCC) | 30 V |
|---|---|
| Maximum output current | 1 A |
| Stand‑by current (typical) | 100 µA |
| Operating current (typical) | 7 mA |
| Under‑voltage lockout start threshold | 15 V |
| Operating temperature range | -25 °C to +85 °C |
| Package types | 8‑DIP, 8‑SOP |
The device can source up to 1 A of output current.
The standby current is typically 100 µA.
The FAN7554 is offered in 8‑DIP and 8‑SOP packages.