The SMC3K70CAM3/57 DO214AB2 is a surfacemount transient voltage suppression (TVS) diode designed to protect electronic circuits from voltage transients and surges. This listing includes four pieces in a single lot, suitable for protecting multiple protection paths on a printed circuit board. The device is housed in the DO214AB2 (SMC) package, offering robust mechanical and electrical performance for demanding environments. Key benefits Fast transient protection: Responds quickly to overvoltage events and clamps voltages to safe levels to safeguard sensitive circuitry. surge capability in a compact package: The SMC package supports reliable protection for power rails and interfaces in automotive, industrial, and consumer electronics. Versatile protection coverage: Suitable for protecting power inputs, signal lines, and interfaces from voltage spikes, ESD, and transient events. Durable, surfacemount design: DO214AB2 (SMC) package enables reliable soldering and rugged operation in harsh conditions. Convenient fourpiece quantity: Four devices per facilitate multiline protection or spare protection for future needs. Key attributes Functionality: Transient voltage suppression diode intended for overvoltage protection of electronic circuits. Package and size: DO214AB2, commonly referred to as an SMC package, designed for surfacemount assembly. Material: Siliconbased TVS diode suitable for robust protection tasks. Performance characteristics: Engineered to handle energy transients with fast clamping and low leakage in normal operation. Compatibility: Designed for integration in standard TVS configurations and PCB footprints; compatible with common reflow or soldering processes for surfacemount assemblies. Quantity per : 4 pieces. Use cases and applications Automotive power protection: Use on vehicle power rails to protect ECUs, dashboards, sensors, and infotainment systems from loaddump transients and voltage spikes common in automotive environments. Industrial equipment protection: Implement on DC power inputs and critical interfaces in controllers, drives, and remote I/O modules to guard against surge events and supply fluctuations. Data and signal interface protection: Deploy on USB, Ethernet, HDMI, or other data lines and interfaces in consumer or industrial electronics to safeguard against ESD and transient surges without affecting normal operation. Notes Exact working voltage, breakdown characteristics, and clamp levels are defined by the SMC3K70CAM3/57 specification; refer to the manufacturer's datasheet for precise electrical parameters and recommended usage. This description reflects the product's brand, model, package (DO214AB2), and 4piece quantity, and does not omit or alter the stated features.