The FM9918 with Driver ICs is a SOP-8 RoHS package designed and manufactured by Fuman. It is a single-output DC-DC converter with high power-conversion efficiency up to 96 percent. The device operates in both step-up and buck-down mode depending on the output voltage and current requirements. Its built-in soft-start feature makes the part highly reliable for automotive applications, and its wide input voltage range provides flexibility for a variety of applications. Additionally, the device has a wide operating temperature range (-40 to +105°C) making it suitable for use in high temperature environments. The FM9918 includes a built-in protection circuit consisting of over-voltage protection, over-temperature protection, and short circuit protection, which ensures device safety and a long lifespan.