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The SD3491 is an NPN epitaxial silicon phototransistor mounted in a TO-46 metal can package. The SD3491 has a flat window can providing a wide acceptance angle. The TO-46 packages are ideally suited for operation in hostile environments.

The base is connected on all SD3491 and SD5491 standard products.

SD3491 Metal Package Phototransistors - Honeywell

Browse SD3491 Products

Product Package Material Angular Response (Degree) Power Dissipation
SD3491-001 Metal 90 250 mW


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