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The SMCJ85A-H is an automotive-grade, high-reliability TVS diode designed for transient overvoltage protection on 85V DC power lines. Rated at 1500W peak pulse power (10/1000µs) and compliant with AEC-Q101, it provides fast clamping to suppress lightning surges, load dump events, and switching transients. The DO-214AB (SMC) package ensures compact PCB integration and reliable performance in automotive and industrial power applications.