The SMAJ58A in DO214AC2 packaging is a surfacemount transient voltage suppressor (TVS) diode designed to protect electronic circuits from voltage transients and surges. This part is delivered in a 17piece pack for convenient stocking and multiline protection. Key benefits Protects sensitive electronics from transient overvoltage events, reducing the risk of component damage and system downtime. Fast response provides rapid clamping of spikes, helping to safeguard power rails, signal lines, and interfaces. Compact DO214AC2 (SMA) package enables easy integration into compact or densely populated PCBs and SMT assemblies. Pack of 17 pieces supports multiple protection points or backup inventory for production and field use. Key attributes Model: SMAJ58A Package: DO214AC2 (SMA) surfacemount Type: Transient Voltage Suppressor diode (TVS) Nominal standoff voltage: 58 V (VRWM) Configuration: commonly used in unidirectional protection (as indicated by the suffix) Construction: siliconbased avalanche diode designed for surge protection Quantity: 17 pieces per package/ Compatibility and applications PCB footprint compatibility: suitable for standard SMA/DO214AC2 layouts, enabling straightforward insertion into existing SMT designs. Power rail protection: ideal for safeguarding DC power supplies and power rails in 58 V systems, automotive, industrial, and commercial equipment. Line and data interface protection: suitable for protecting signal and data lines from voltage transients on boards, telecom interfaces, and instrumentation. Automotive and industrial use: wellsuited for surge protection in automotive electronics, sensors, controllers, and industrial controllers that experience transient events. Use cases Protecting an automotive electronic control unit (ECU) power input from load transients and spikes. Clamping surges on a 58 V power rail in industrial control equipment to prevent damage to regulators and microcontrollers. Safeguarding data interfaces or communication ports on a telecom or network device from transient events on external lines. Notes This description reflects the model SMAJ58A in a DO214AC2 package and its role as a transient voltage suppressor diode. The 17piece quantity aligns with the listed product configuration. Use within the device's VRWM and clamping ratings to ensure proper protection and reliability.