The SK6018D4-33 with DFN1x1-4L is a Linear Voltage Regulators (LDO), manufactured by Suntek. It is RoHS compliant and designed to provide reliable, efficient and cost-effective regulation of output voltage in a wide range of applications. It features an extended operating temperature range of -40°C to +125°C, a maximum output voltage of 6V, and a max output current of 500mA. It is available in a range of package options, including DFN1x1-4L, and provides low quiescent current and fast transient response. This product is high efficiency, easy to use and excellent overall performance, making it suitable for use in a wide variety of consumer and industrial applications.