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The 5.0SMDJ14A-H is an automotive-grade, high-power TVS diode engineered to protect 14V DC power lines from lightning surges, load dump events and switching transients. With a 5000W peak pulse capability (10/1000µs) and AEC-Q101 compliance, it delivers fast clamping response and stable protection performance. The DO-214AB (SMC) package ensures robust operation in automotive and industrial power systems.