Switch mode power supply transformers in the SPP-3000 Series were the first series designed and manufactured by Prem Magnetics for use with Integrated Circuit (IC) chips developed by Power Integrations™. This collection contains universal AC to DC converter transformers designed for use with TNY253, TNY254 and TNY255 TinySwitch chips. These parts also act as AC to DC converters, for use in low power off-line switchers.
SPP-3000 AC to DC Transformers for IC Chips
The PC through-hole switch mode power supply transformers in the SPP-3000 series were designed specifically for these applications, to provide optimum performance.
This original series of switch mode power supply transformers designed for IC chips was developed in 2002, and these 100% tested, high quality products are still used today, even with alternative chips.