Toshiba has launched tiny load switches for wearables and IoT that consume only 80pA quiescent current – the Electronics Weekly calculator makes that 300,000 years from a CR2030 coin cell. They come in the company’s 0.65mm x 0.65mm WCSP4G package that is only 0.45mm and can switch up to 1A (2A pulsed). On-resistance varies from 46mΩ ...

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