What is the Additional Feature ?

Name: INA139NA/3K
Brand: Texas Instruments
SKU: INA139NA/3K
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 INA139NA/3K

Part No.:: INA139NA/3K

Manufacturer:: Texas Instruments

Package:: SC-74A, SOT-753

Datasheet:: INA139NA/3K.pdf

Description:: IC CURRENT MONITOR 0.5% SOT23-5

In Stock:: 3023

Quantity:: Add To Cart

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INA139NA/3K Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
Function:
Current Monitor
SensingMethod:
High-Side
Accuracy:
±0.5%
Voltage-Input:
2.7V ~ 40V
Current-Output:
-
OperatingTemperature:
-40°C ~ 125°C (TA)
MountingType:
Surface Mount

INA139NA/3K this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including INA139NA/3K 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 INA139NA/3K 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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INA139NA/3K information

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INA139NA/3K Typical application Circuitry

INA139NA/3K

The INA139NA/3K, nestled within the INA139 series, is typified by its high-side measurement capability, which allows it to adeptly monitor the current flowing through a shunt resistor placed in the high-side of the load, thereby providing a safeguard against any potential ground disturbance. Its operation is characterized by a translation of differential voltage (across the shunt resistor) into a proportional output voltage.

1. Input Sensing:

- IN+ (Pin 5) and IN- (Pin 4): As the eyes of the INA139NA/3K, these pins perceive the differential voltage across the shunt resistor, translating it into a discernible form for further processing.

2. Output Facilitation:

- OUT (Pin 1): Channelizing the translated voltage, this pin cascades the output voltage, proportional to the sensed current, to the subsequent stage in the circuit, which may involve an ADC or a monitoring microcontroller.

3. Supply and Grounding:

- VS (Pin 8): This pin is a portal for the supply voltage, facilitating the operational dynamics of the INA139NA/3K.

- GND (Pin 3): Rooting the component, this ground pin establishes a foundational return path for the INA139NA/3K, stabilizing its operations.

4. Refinement:

- REF (Pin 2): Attuning the output, this pin allows the interfacing of a reference voltage, which facilitates an adjustment of the output voltage, thereby enabling a bidirectional current sensing mechanism.

5. Shunt Resistor Selection: Choosing a shunt resistor for the INA139NA/3K demands a meticulous balance, weighing the need for accurate sensing against the undesirable heat dissipation, ensuring the integrity and safety of the setup.

6. Filter Integration: Often, a filter capacitor is paired with the output, soothing potential voltage ripples and fostering a stable output from the INA139NA/3K.

7. Common-Mode Voltage: Acknowledging the permissible common-mode voltage for the INA139NA/3K ensures the accuracy of current measurements while safeguarding the component from potential overstresses.

As we wade through the electrical landscapes shaped by the INA139NA/3K, a thorough perusal of its datasheet illuminates further avenues, enabling designers to sculpt precision, reliability, and efficacy into their current sensing applications. Thus, the INA139NA/3K, with its strategic implementation, stands as a beacon of meticulous current management in electronic designs.

INA139NA/3K FAQ

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6. What is the process for return or replacement of INA139NA/3K?

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 INA139NA/3K we delivered, we will accept the replacement or return of the INA139NA/3K 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 INA139NA/3K.

(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