ULNA are available at Mouser Electronics. Mouser offers inventory, pricing, & datasheets for ULNA. The ULNA datasheet specifies that it is a high-voltage, high-current Darlington transistor array. The device consists of eight npn Darlington pairs. and use in critical applications of. Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. 1.

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We advise that you only use the original datasneet or one of its raw conversions in your calculations to minimize rounding error. When high logic is fed to the input both the transistors begin to conduct providing a path to ground for the external load that the output is connected.

ULNA IC Pinout, Equivalents, Features, Working & Datasheet

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Celanese Ateva® A Ethylene Vinyl Acetate Copolymer Molding Resin

MatWeb is intended for personal, non-commercial use. In this pair the current amplified by the first transistor is further amplified by the next transistor providing high current to the output terminal. Click here to view all the property values for this datasheet as they were originally entered into MatWeb. Login to see your most recently viewed materials here. We also ask that you refer to MatWeb’s terms of use regarding this information. Users requiring more precise data for scientific or engineering calculations can click on the property value to see datasheer original value as well as raw conversions to equivalent units.

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Designed for extrusion and injection molding applications. Questions or comments about MatWeb? Latest posts by Frank Donald see all. This IC is widely used to drive high loads such Lamps, relays, motors etc. Video games, blogging and programming are the things he loves most.


These materials may be available by special order, in distribution inventory, or reinstated as an active product. When no base voltage is applied that when is no signal is given to 28803a input pins of the ICthere will be no base current and transistor remains in off state.

Subscribe to Premium Services Searches: A Darlignton pair is two transistors that act as a single transistor providing high current gain. Quote and Order boards in minutes on: Thus when an input is applied corresponding output pin drops down to zero there by enabling the load connected to complete its path.

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Thic IC consists of a eight NPN Darlington connected transistors with common Clamp diodes for switching the loads connected to the output.