AL1697-20CS7-13

Overview

The AL1697-20CS7-13 is a boundary-conduction-mode (BCM) buck-boost LED driver IC from Diodes Incorporated, designed for offline AC/DC applications. It features an integrated 600 V / 2 A Super-Junction power switch and supports Triac dimming. The device operates with a typical switching frequency of 4 kHz and accepts a supply voltage range of 8.5 V to 18 V. It provides one output channel in a 7-SO package, delivering up to 2 A output current with adjustable output voltage capabilities.

Feature Summary

• Integrates a high-voltage Super-Junction power switch for compact design
• Supports Triac dimming functionality for residential lighting control
• Operates in boundary-conduction mode for high power factor and efficiency

Applications

• Triac-dimmable LED bulbs
• Offline LED lighting drivers
• Buck-boost LED driver circuits

Procurement Notes

Verify component authenticity through authorized Diodes Incorporated channels or certified distributors. Confirm the specific suffix CS7 corresponds to the required 7-SO package variant. Check for recent Product Change Notifications regarding manufacturing site updates or material compliance changes before finalizing procurement orders.

Selection Notes

Select this component for designs requiring integrated high-voltage switching without external MOSFETs. Ensure the application utilizes Triac-based dimming controls compatible with its input stage. Verify that the 4 kHz switching frequency aligns with electromagnetic interference requirements for the target enclosure.

Part Context

This part belongs to the AL1697 family of high-power-factor LED drivers. It is specifically engineered for cost-effective, high-reliability offline LED lighting solutions. The integration of the power switch reduces bill-of-materials count and simplifies thermal management compared to discrete solutions.

Replacement Considerations

AL1698K-20CS7-13 is listed as a recommended alternative by the manufacturer.