Vishay Intertechnology, Inc. expanded its offering of Qi-compliant wireless charging transmitter and receiver coils with the introduction of 14 new products in industry-standard shield sizes.
Consisting of eight single-coil transmitters (Tx), three three-coil transmitters (Tx), and three single-coil receivers (Rx), the Vishay Dale products released today offer designers a source for the most popular sizes used in Qi wireless charging pads for handheld battery-powered devices. Available Tx coil types include A11, A6,MP-A9, MP-A6, MP-A4, and MP-A2.
The transmitters offer power ratings from 5 W to 15 W, while receivers feature power ratings of 3.5 W and 5 W. The RoHS-compliant coils operate over temperature ranges from -40 °C to +125 °C and offer inductance tolerance of +10 %. All configurations are customizable to desired customer specifications upon request (more info).