The SB340L is an DO-27 RoHS-compliant, New Quadratic Unclassified Data device manufactured by Pingwei. It is a surface-mount device with an ultra-thin form-factor and low profile. It is made of high-quality silicon epoxy resin with gold-rimmed contacts. It is used for power supply and signal application in computers, consumer electronics, and industrial automation applications. This device operates at a voltage range of up to 40 V DC with an operating temperature range of -55 to 125 °C. It also features excellent EMI filtering and superior performance in high frequency noise suppression. Additionally, it is UL recognized, RoHS compliant, and meets international standards for safety and environmental protection.