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Name: LM2903DR2
Brand: ON Semiconductor
SKU: LM2903DR2
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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ON Semiconductor LM2903DR2

Part No.:: LM2903DR2

Manufacturer:: ON Semiconductor

Package:: -

Datasheet:: LM2903DR2.pdf

Description:: IC COMP DUAL OFFSET LV 8SOIC

In Stock:: 3678

Quantity:: Add To Cart

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LM2903DR2 Specifications

Package/Case:
-
Packaging:
Bulk
Series:
-
ProductStatus:
Obsolete
Type:
-
NumberofElements:
-
OutputType:
-
Voltage-SupplySingle/Dual(±):
-
Voltage-InputOffset(Max):
-
Current-InputBias(Max):
-
Current-Output(Typ):
-
Current-Quiescent(Max):
-
CMRRPSRR(Typ):
-
PropagationDelay(Max):
-
Hysteresis:
-
OperatingTemperature:
-
MountingType:
-

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LM2903DR2 information

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LM2903DR2 Typical application Circuitry

LM2903DR2

The LM2903DR2 belongs to the LM2903 series, which is comprised of dual differential comparators. This series is well-regarded in the realm of electronic circuits for its precise voltage comparison capabilities. The LM2903DR2 is particularly designed for consistent performance across various electrical conditions, making it a versatile choice for a multitude of applications where voltage comparison is essential.

1. Power Supply Arrangement: The LM2903DR2 typically comes in an 8-pin package. For its power requirements, pin 8 is utilized as the connection for the positive supply voltage (Vcc), and pin 4 is connected to the ground (GND). This setup is crucial regardless of whether the IC is used in a single or dual supply mode.

2. Input Configuration for the Comparators: The LM2903DR2 features two comparators. Each comparator comprises an inverting input (pin 2 for the first comparator, pin 7 for the second) and a non-inverting input (pin 3 for the first comparator, pin 6 for the second). These inputs are where the voltages to be compared are connected.

3. Comparator Output Connections: The outputs of the comparators in the LM2903DR2 are located at pin 1 for the first comparator and pin 5 for the second. These outputs can be linked to other circuit elements or stages, tailored to the specific design of the application.

4. Setting Up the Comparators: When setting up the LM2903DR2, one of the inputs (either inverting or non-inverting) receives a reference voltage, and the other input receives the voltage that has to be compared. The difference between these two voltages will cause the output to change states.

5. Enhancing Circuit Stability with Bypass Capacitors: It is recommended to use bypass capacitors, typically around 0.1 µF, near the power supply pins to minimize noise and enhance the circuit's stability.

6. Protective Measures for the IC: Implementing protective components, such as transient voltage suppressors, is advisable to protect the LM2903DR2 from electrical disturbances, especially in harsh electrical environments.

Incorporating the LM2903DR2 into a circuit necessitates careful consideration of these aspects to ensure efficient and reliable operation. Its precision in voltage comparison and robustness in various conditions make the LM2903DR2 a valuable component in diverse electronic applications. For accurate and effective usage, always consult the LM2903DR2's manufacturer datasheet, which provides comprehensive specifications and detailed guidelines for connections.

LM2903DR2 FAQ

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3. Are the LM2903DR2 price and inventory displayed accurate?

The price and inventory of LM2903DR2 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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6. What is the process for return or replacement of LM2903DR2?

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 LM2903DR2 we delivered, we will accept the replacement or return of the LM2903DR2 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 LM2903DR2.

(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