Dual parallel expansion: Two WSP4407s in parallel can support 16A, suitable for rear long seats with 200W high power, with a temperature rise of <35°C, without the need for additional heat sinks.

Common source wiring: A single chip completes high/low side half-bridge, simplifying the drive circuit and reducing EMI by 6dB. Typical applications of WSP4984 in matrix headlights ...