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The SMDJ78CA-H is a high-reliability bidirectional TVS diode engineered for transient overvoltage protection on 78V AC/DC lines. With a 3000W peak pulse power rating (10/1000µs) and AEC-Q101 compliance, it delivers fast symmetrical clamping against surge events. The DO-214AB (SMC) package supports rugged and stable performance in automotive and industrial environments.