RT8465ZS

Overview

The RT8465ZS is an AC/DC offline switcher LED driver IC manufactured by Richtek USA Inc. It utilizes a Step-Up (Boost) topology to provide a single output for driving LEDs. The device is housed in an 8-SOP package, specifically identified as an 8-SOIC with a width of 0.154 inches (3.90mm). This component functions as an external LED driver designed for offline applications.

Feature Summary

• Integrates AC/DC offline switching capabilities for direct mains connection
• Employs a boost converter topology suitable for LED string driving
• Supports dimming functionality through analog and PWM control methods

Applications

• General lighting systems
• LED backlighting modules
• Offline AC-powered illumination fixtures

Procurement Notes

Verify the specific suffix designation against the manufacturer's current datasheet to confirm pinout compatibility and electrical specifications. Ensure the selected variant matches the required SOP-8 package dimensions. Confirm RoHS compliance status and moisture sensitivity level requirements prior to integration into the final assembly process.

Selection Notes

Select this component for designs requiring a compact solution for driving LEDs from AC sources without internal switches. Consider the boost topology when determining input voltage ranges relative to the LED forward voltage requirements. Evaluate thermal management needs based on the SOP-8 package power dissipation characteristics.

Part Context

This part belongs to the RT8465 series of LED drivers from Richtek. These devices are engineered for cost-effective and space-constrained lighting applications. The series typically offers integrated protection features and high efficiency for offline power conversion tasks.

Replacement Considerations

Consult official cross-reference lists for verified substitutes. Ensure any replacement maintains identical pin configuration and electrical ratings.