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The SMCJ58CA-H is an automotive-grade, high-reliability bidirectional TVS diode designed for transient overvoltage protection on 48V automotive power lines. Rated at 1500W peak pulse power (10/1000µs) and qualified to AEC-Q101, it delivers symmetrical clamping for reliable surge suppression. The DO-214AB (SMC) package ensures dependable operation in harsh automotive environments.