GaN InnoSwitch4-CZ ICs selected for USB-C Nano II chargers Power Integrations has announced that Anker, a supplier of charging solutions for mobile devices, has selected its zero voltage switching InnoSwitch4-CZ ICs with PowiGaN technology for a series of ultra-compact 30, 45 & 65 W USB-C Nano II chargers. This is the first consumer device to use the InnoSwitch4-CZ, which incorporate a 750V primary switch using Power Integrationsâ PowiGaN technology and a high frequency active clamp flyback controller to facilitate a new class of ultra-compact chargers suitable for phones, tablets, and laptops. Commenting Balu Balakrishnan, CEO of Power Integrations said, âThe introduction of the InnoSwitch4-CZ family of ICs marks a significant milestone for GaN technology. PowiGaN switches, in conjunction with our active clamp solution â ClampZero, enable a highly efficient design and an extremely compact form-factor. Weâre pleased to have worked closely with the Anker team to bring this new class of mobile charger to market.â