The BZX84B13_R1_00001 is a Zener diode manufactured by Panjit that is designed to be used in SOT-23-3 packages. This particular diode has an SOT-23 form factor, making it an ideal choice for applications that require small physical dimensions. It has an on-state voltage drop of 13 volts, a power dissipation of 50 mW, and is RoHS compliant. The diode is used to establish and maintain a fixed voltage level, regulate current flow, and prevent inversion. It is a general-purpose part suitable for a range of applications, from power supplies to consumer electronics and automated equipment.