New products offer designers a source for widely used coils in wireless charging pads

17-06-2019 | Vishay | Subs & Systems

Vishay Intertechnology has expanded its portfolio of Qi-compliant wireless charging transmitter and receiver coils with 14 new products in industry-standard shield sizes.

Comprising of eight single-coil transmitters (Tx), three three-coil transmitters (Tx), and three single-coil receivers (Rx), the Vishay Dale products provide designers with a source for the most popular sizes used in Qi wireless charging pads for handheld battery-powered devices. Offered Tx coil types comprise A11, A6, MP-A9, MP-A6, MP-A4, and MP-A2.

The transmitters provide power ratings from 5W to 15W, while receivers feature power ratings of 3.5W and 5W. The RoHS-compliant coils operate over temperatures from -40C to +125C and offer inductance tolerance of +10%. All configurations are customizable to customer specifications upon request.

By Natasha Shek