The BZX85B13V, manufactured by LGE, is a surface-mount, zinc oxide (Zener) diode with breakdown voltage of 13V in a DO-41 RoHS package. The diode is used for voltage regulation, providing a fixed, predetermined voltage level for general purpose applications. It is low leakage, making it suitable for use in portable equipment such as calculators and consumer electronics. The diode is RoHS-compliant, meaning that it contains less than the maximum permissible levels of toxins and hazardous materials.