Power Integrations has released version 7.1 of its power supply design software, adding options for constant-current off-line LED drivers using its LinkSwitch-II and LinkSwitch-CV chip families.

PI Expert Suite v7.1 has three components: PI Expert, which takes a designer’s power supply specifications and automatically generates the electrical design, including selecting components.

Xls Designer is aimed at advanced users, has a spreadsheet interface, and generates detailed engineering and mechanical designs to assist users in prototyping the transformer.

Viewer is for viewing design files created with older versions of PI Expert. Download is free in either English of simplified Chinese and transformer prototypes generated by the software may be ordered through the firm's Rapid Transformer Sample Service.

More information: www.powerint.com