Texas Instruments Transistors - FETs, MOSFETs - Arrays CSD88584Q5DCT is a 40V, Nch synchronous buck NexFET MOSFET™, SON5x6 dualCool PowerBlock, 50A 22-VSON-CLIP -55 to 150°C. This product is designed to provide high efficiency and low power loss in a wide range of applications. It features a low on-resistance of 0.0045 ohms, a low gate charge of 4.5nC, and a low gate-to-source capacitance of 0.7pF. The device is also designed to operate over a wide temperature range of -55 to 150°C. This product is ideal for use in high-power applications such as automotive, industrial, and consumer electronics. It is also suitable for use in high-frequency switching applications.