Power Integrations Releases InnoSwitch3-PD Reference Design for Ultra-Compact USB Type C, PD + PPS Adapter
DER-937 leverages highly integrated boost PFC and GaN flyback switcher ICs to implement 100 W USB PD charger using only 117 components
Aditya Kulkarni, senior product marketing engineer at Power Integrations, said: “This USB PD charger design reaches efficiency levels in excess of 93%, including input, PFC and flyback stages. Its no-load performance is also excellent - the circuit requires less than 40 mW no-load input power at 230 VAC. BOM count is approximately half that of conventional designs, saving space, reducing design time and simplifying component sourcing for high-volume manufacture of slim, ultra-compact OEM and aftermarket chargers.”
DER-937 uses two recently introduced ICs from Power Integrations. The InnoSwitch3-PD INN3870C off-line quasi-resonant flyback switcher combines a USB Type C and USB PD controller, high-voltage PowiGaN gallium-nitride switch, synchronous rectification and FluxLink™ feedback. The HiperPFS-4 PFS7628C PFC controller IC, available with an integrated Qspeed™ low-reverse-recovery-charge (Qrr) boost diode, delivers greater than 98% efficiency across the full load range.
Availability & Resources
DER-937 is available to download on the Power Integrations website at power.com/der-937.
About Power Integrations
Power Integrations, Inc. is a leading innovator in semiconductor technologies for high-voltage power conversion. The company’s products are key building blocks in the clean-power ecosystem, enabling the generation of renewable energy as well as the efficient transmission and consumption of power in applications ranging from milliwatts to megawatts. For more information, please visit www.power.com.
Power Integrations, the Power Integrations logo, InnoSwitch, HiperPFS, FluxLink, PowiGaN and Qspeed are trademarks or registered trademarks of Power Integrations, Inc. All other trademarks are the property of their respective owner.
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Website: https://www.power.com/
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This news is a press release provided by Power Integrations, Inc..