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Texas Instruments ESD441 ±30kV ESD Protection Device is a unidirectional ESD protection diode for protecting data lines and other I/O ports. The ESD441 is rated to dissipate ESD strikes up to ±30kV per the IEC 61000-4-2 international standard (greater than Level 4). This device features a 1pF (typical) IO capacitance enabling high-speed interface protection for protocols such as USB 2.0. The extremely low dynamic resistance (0.1Ω) and clamping voltage (7.6V at 16A TLP) are specified for system-level protection against transient events.
The 30kV ESD rating and 6.2A surge provide robust transient protection in a tiny package for protecting 5.5V power rails in portable electronics and other space-constrained applications such as wearables. The Texas Instruments ESD441 is offered in the industry standard 0201 (DPL) package.