The SMAJ110A with 193V 133V 110V SMA TVS ROHS manufactured by Microdiode Electronics is a transient voltage suppressor (TVS) device, specifically a Transient Voltage Suppressor (TVS) diode, used to prevent voltage spikes from damaging sensitive electronic components. It is rated for 193 volts with a concentration of 133 volts breakdown, a working voltage of 110 volts, and meets the RoHS (Restriction of Hazardous Substances) compliance for safety. It features a high surge-handling capacity, good clamping capability, low leakage, rigidity, and excellent temperature stability. This device is suitable for use in surge protection, EMI suppression, and other applications.