ULN2803ADW

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Texas Instruments ULN2803ADW

HIGH-RELIABILITY-COMPONENTS
Part No.:
ULN2803ADW
Manufacturer:
Texas Instruments
Package:
18-SOIC (0.295, 7.50mm Width)
Datasheet:
ULN2803ADW.pdf
Description:
TRANS 8NPN DARL 50V 0.5A 18SOIC
In Stock:
2925
Quantity:
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  • Purchase and inquiryPurchase and inquiry

    ULN2803ADW this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ULN2803ADW price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for ULN2803ADW to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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    ULN2803ADW informationULN2803ADW information

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    ULN2803ADW Typical application Circuitry

    ULN2803ADW

    The ULN2803ADW is an integrated circuit (IC) that consists of a high-voltage, high-current Darlington transistor array. It is specifically designed to interface low-voltage digital control signals from microcontrollers, logic gates, or other electronic devices with higher-voltage or higher-current loads. This IC is part of the ULN280x family and is often used in applications such as driving relays, solenoids, stepper motors, LED displays, and other similar devices.

    Here are some key features and aspects of the ULN2803ADW:

    1. Darlington Pairs: The ULN2803ADW contains eight NPN Darlington transistor pairs in a single package. These pairs are used to amplify the input current, enabling the IC to drive larger loads.

    2. Output Capability: The IC can handle output voltages of upto 50V and can source currents of approximately 500mA per channel.

    3. Input Compatibility: The inputs of the ULN2803ADW are compatible with various logic families, including TTL (Transistor-Transistor Logic), CMOS (Complementary Metal-Oxide-Semiconductor), and PMOS, allowing easy interfacing with digital logic circuits and microcontrollers.

    4. Built-in ClampDiodes: The ULN2803ADW features internal clampdiodes for each channel, providing protection against voltage spikes that can be generated by inductive loads. These diodes offer a safe path for the flyback current.

    5. Common Cathode: The clampdiodes have a common cathode pin that can be connected to the voltage supply used for the inductive loads, helping to suppress voltage spikes.

    6. Packaging: The ULN2803ADW is typically available in a surface-mount SOIC (Small Outline Integrated Circuit) or similar package, making it suitable for integration onto printed circuit boards (PCBs) with a compact form factor.

    7. Applications: The IC is versatile and finds use in a wide range of applications requiring the interfacing of low-level digital signals with high-power loads. This includes driving LED displays, relays, solenoids, stepper motors, and other similar devices.

    8. Simplified Circuit Design: By using the ULN2803ADW, designers can simplify the interface between low-level digital logic and high-power loads, reducing the need for additional discrete components and facilitating a streamlined design.

    For detailed information about the ULN2803ADW, including its electrical specifications, pin configurations, and application circuits, it is recommended to consult the datasheet and technical documentation provided by the manufacturer.

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    6. What is the process for return or replacement of ULN2803ADW?

    All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the ULN2803ADW we delivered, we will accept the replacement or return of the ULN2803ADW only when all of the below conditions are fulfilled:

    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

    (2)We are informed of the defect described above within 90 days after the delivery of ULN2803ADW.

    (3)The PartNo is unused and only in the original unpacked packaging.

    Two processes to return the products:

    (1)Inform us within 90 days

    (2)Obtain Requesting Return Authorizations

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