What is the Additional Feature ?

Name: ULN2803AN-P
Brand: Texas Instruments
SKU: ULN2803AN-P
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Texas Instruments ULN2803AN-P

Part No.:: ULN2803AN-P

Manufacturer:: Texas Instruments

Package:: -

Datasheet:: ULN2803AN-P.pdf

Description:: ULN2803A - OCTAL NPN DARLINGTON

In Stock:: 3495

Quantity:: Add To Cart

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ULN2803AN-P Specifications

Packaging:
Bulk
Series:
*
ProductStatus:
Active
TransistorType:
-
Current-Collector(Ic)(Max):
-
Voltage-CollectorEmitterBreakdown(Max):
-
VceSaturation(Max)@IbIc:
-
Current-CollectorCutoff(Max):
-
DCCurrentGain(hFE)(Min)@IcVce:
-
Power-Max:
-
Frequency-Transition:
-
OperatingTemperature:
-
MountingType:
-

ULN2803AN-P this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ULN2803AN-P 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 ULN2803AN-P 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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ULN2803AN-P information

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ULN2803AN-P Typical application Circuitry

ULN2803AN-P

An array of Darlington transistors with high voltage and high current is the ULN2803AN-P. Typically, a variety of loads, such as solenoids, relays, DC motors, LED displays, and lamps, are driven by this integrated circuit.

Key Features of the ULN2803AN-P:

1. Multiple Darlington Pairs: The ULN2803AN-P includes eight Darlington pairs, enabling it to drive multiple loads simultaneously.

2. High Voltage & Current Handling: It can handle up to 50V and 500mA per channel.

3. Built-In Clamp Diodes: These diodes are used to suppress voltage spikes when driving inductive loads.

4. Broad Compatibility: It works with a range of logic interfaces and microcontrollers.

Application Scenarios for the ULN2803AN-P:

- Robotic Controls: For driving motors and actuators in robotics.

- Home Automation Systems: In controlling relays, solenoids, and other actuators.

- LED Displays: For powering and controlling large LED arrays.

Specific Application Scenario: Driving Relays in a Home Automation System

In a home automation system, the ULN2803AN-P can be used to drive multiple relays that control various home appliances.

Detailed Circuit Connection for the ULN2803AN-P:

1. Input Connections:

- Connect the input pins (1B-8B) of the ULN2803AN-P to the output pins of a microcontroller or logic circuit.

2. Output to Relays:

- Attach the output pins (1C-8C) of the ULN2803AN-P to the coils of the relays.

3. Power Supply:

- Connect the common pin (COM) of the ULN2803AN-P to the positive side of the power supply, suitable for driving the relays.

4. Grounding:

- Ensure that the ground of the ULN2803AN-P is connected to the system ground.

Design Considerations with the ULN2803AN-P:

1. Current Requirements: Verify that the current requirement of each relay does not exceed the 500mA per channel limit of the ULN2803AN-P.

2. Voltage Considerations: Ensure the voltage levels are within the specified range of the ULN2803AN-P for safe operation.

3. Heat Dissipation: Depending on the number of channels used and the current through each, consider heat dissipation measures.

4. Protective Measures: Although the ULN2803AN-P has built-in clamp

diodes, additional protection for overvoltage and reverse polarity may be needed, especially in complex home automation systems.

5. Signal Integrity: Ensure that the signals from the microcontroller or logic circuit to the ULN2803AN-P are stable and interference-free.

6. PCB Layout: Design the PCB layout to minimize the length of the connections between the ULN2803AN-P, the microcontroller, and the relay coils, reducing potential signal degradation.

Incorporating the ULN2803AN-P in a home automation system for driving relays can significantly enhance the system's capability to control various appliances efficiently and reliably, as long as these design guidelines are meticulously followed.

ULN2803AN-P FAQ

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We have a professional and experienced quality control team to strictly verify and test the ULN2803AN-P. All suppliers must pass our qualification reviews before they can publish their products including ULN2803AN-P on icwhale.com; we pay more attention to the channels and quality of ULN2803AN-P products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the ULN2803AN-P price and inventory displayed accurate?

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Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of ULN2803AN-P?

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 ULN2803AN-P we delivered, we will accept the replacement or return of the ULN2803AN-P 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 ULN2803AN-P.

(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