What is the Additional Feature ?

Name: LM2671M-5.0
Brand: National Semiconductor
SKU: LM2671M-5.0
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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National Semiconductor LM2671M-5.0

Part No.:: LM2671M-5.0

Manufacturer:: National Semiconductor

Package:: -

Datasheet:: LM2671M-5.0.pdf

Description:: LM2671 8V TO 40V, 500MA SIMPLE S

In Stock:: 3753

Quantity:: Add To Cart

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LM2671M-5.0 Specifications

Packaging:
Bulk
Series:
*
ProductStatus:
Active
Function:
-
OutputConfiguration:
-
Topology:
-
OutputType:
-
NumberofOutputs:
-
Voltage-Input(Min):
-
Voltage-Input(Max):
-
Voltage-Output(Min/Fixed):
-
Voltage-Output(Max):
-
Current-Output:
-
Frequency-Switching:
-
SynchronousRectifier:
-
OperatingTemperature:
-
MountingType:
-

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LM2671M-5.0 information

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LM2671M-5.0 Typical application Circuitry

LM2671M-5.0

The LM2671M-5.0 is a step-down (buck) DC-DC switching regulator designed to provide a fixed 5V output voltage with high efficiency. It is commonly used in applications requiring a regulated 5V supply from a higher voltage source.

Application Scenarios: The LM2671M-5.0 is widely used in power supply modules for consumer electronics, automotive systems, portable devices, and other applications requiring a compact and efficient 5V voltage regulator.

Key Features: This regulator offers a wide input voltage range, fixed 5V output voltage, high efficiency, and low dropout voltage. It also features internal compensation and thermal shutdown protection.

Circuit Design Example – 5V Power Supply:

1. Power Supply Connection: Connect a higher voltage power source (e.g., 12V) to pin 1 (VIN) of the LM2671M-5.0.

2. Grounding: Connect pin 2 (GND) of the LM2671M-5.0 to the circuit's ground to ensure stable operation.

3. Output Voltage: The output voltage is fixed at 5V, so no external feedback network is required. Connect pin 5 (FB) directly to pin 4 (VOUT) to stabilize the output.

4. Inductor Selection: Connect an appropriately rated inductor between pin 4 (VOUT) and the positive terminal of the output capacitor to store and transfer energy during the switching cycle.

5. Output Capacitor Placement: Install an output capacitor between the output voltage node and ground to smooth the output and enhance stability.

6. Input Capacitance for Noise Reduction: Place a capacitor between pin 1 (VIN) and ground to minimize input voltage fluctuations and noise.

7. Bootstrap Capacitor Connection: Link a bootstrap capacitor between pin 3 (BOOT) and pin 4 (VOUT) to improve the efficiency and performance of the regulator.

Design Considerations: When designing a circuit with the LM2671M-5.0, it's crucial to consider the input voltage range, load current requirements, and the selection of inductors and capacitors that are compatible with the regulator's specifications. Proper component selection and thermal management are also important to ensure reliable operation.

In conclusion, the LM2671M-5.0 is essential in applications like 5V power supplies, where efficient and precise voltage regulation is required. Designing this circuit involves careful attention to input-output specifications, component selection, and thermal management for optimal performance.

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6. What is the process for return or replacement of LM2671M-5.0?

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 LM2671M-5.0 we delivered, we will accept the replacement or return of the LM2671M-5.0 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 LM2671M-5.0.

(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