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Name: LM339DTBR2
Brand: ON Semiconductor
SKU: LM339DTBR2
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 LM339DTBR2

Part No.:: LM339DTBR2

Manufacturer:: ON Semiconductor

Package:: 14-TSSOP (0.173, 4.40mm Width)

Datasheet:: LM339DTBR2.pdf

Description:: IC COMPARATOR QUAD SGL 14-TSSOP

In Stock:: 2112

Quantity:: Add To Cart

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LM339DTBR2 Specifications

Package/Case:
14-TSSOP (0.173, 4.40mm Width)
Packaging:
Tape & Reel (TR)
Series:
-
ProductStatus:
Obsolete
Type:
General Purpose
NumberofElements:
4
OutputType:
CMOS, Open-Collector, TTL
Voltage-SupplySingle/Dual(±):
3V ~ 36V, ±1.5V ~ 18V
Voltage-InputOffset(Max):
5mV @ 5V
Current-InputBias(Max):
0.25µA @ 5V
Current-Output(Typ):
16mA @ 5V
Current-Quiescent(Max):
2.5mA
CMRRPSRR(Typ):
-
PropagationDelay(Max):
-
Hysteresis:
-
OperatingTemperature:
0°C ~ 70°C
MountingType:
Surface Mount

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LM339DTBR2 information

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LM339DTBR2 Typical application Circuitry

LM339DTBR2

The LM339DTBR2 is part of the LM339 series of integrated circuits, renowned for their quad differential comparators. These devices are specifically designed for voltage comparison tasks across multiple channels, providing digital outputs that reflect these comparisons. The LM339 series, including the LM339DTBR2, is widely employed in electronic applications requiring precise voltage comparison, such as sensor interfacing, voltage level detection, and control systems.

1. Pin Configuration: A TSSOP (Thin Shrink Small Outline Package) containing 14 pins is standard packaging for the LM339DTBR2. This includes four comparator units, each with an inverting (IN-) and non-inverting (IN+) input, and individual outputs. Additionally, the package includes pins for VCC (positive power supply) and GND (ground).

2. Power Supply Connections: The VCC pin is connected to the positive power supply, while the GND pin is connected to the ground. The LM339DTBR2 can operate with both single and dual power supplies, and it's crucial to ensure that the supply voltage is within the IC's specified range.

3. Input Connections: There are inverting and non-inverting inputs on each comparator. The comparator outputs a digital signal based on the voltage comparison between these two inputs, indicating which input has a higher voltage.

4. Output Connections: The outputs of the LM339DTBR2 are open-collector, meaning they require external pull-up resistors to provide a high output level. The output state of each comparator changes depending on the relative voltages at the inverting and non-inverting inputs.

5. Comparator Functionality: The LM339DTBR2 is used in applications that require voltage level detection and comparison. Each comparator's output switches states based on the relative voltages at its inputs, making it suitable for digital logic decisions based on analog signals.

6. Circuit Protection: Implementing protective elements like current limiting resistors is advisable, particularly when the outputs are interfaced with other circuit components that may be sensitive to higher currents.

7. Layout Considerations: When designing a circuit with the LM339DTBR2, careful planning of the routing of inputs and outputs is essential to minimize noise and interference, especially in analog signal paths.

Designing with the LM339DTBR2 involves meticulous attention to these details to ensure efficient and reliable operation as a voltage comparator. The LM339DTBR2's ability to provide accurate voltage comparisons across multiple channels makes it a valuable component in various electronic applications, particularly where precision in voltage monitoring and control is required.

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6. What is the process for return or replacement of LM339DTBR2?

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 LM339DTBR2 we delivered, we will accept the replacement or return of the LM339DTBR2 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 LM339DTBR2.

(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