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Name: LM3401MMX/NOPB
Brand: Texas Instruments
SKU: LM3401MMX/NOPB
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 LM3401MMX/NOPB

Part No.:: LM3401MMX/NOPB

Manufacturer:: Texas Instruments

Package:: 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)

Datasheet:: LM3401MMX/NOPB.pdf

Description:: IC LED DRVR CTRLR PWM 1A 8VSSOP

In Stock:: 3148

Quantity:: Add To Cart

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LM3401MMX/NOPB Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®,Bulk
Series:
-
ProductStatus:
Active
Type:
DC DC Controller
Topology:
Step-Down (Buck)
InternalSwitch(s):
No
NumberofOutputs:
1
Voltage-Supply(Min):
4.5V
Voltage-Supply(Max):
35V
Voltage-Output:
-
Current-Output/Channel:
1A
Frequency:
1.5MHz
Dimming:
PWM
Applications:
-
OperatingTemperature:
-40°C ~ 125°C (TJ)
MountingType:
Surface Mount

LM3401MMX/NOPB this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including LM3401MMX/NOPB 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 LM3401MMX/NOPB 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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LM3401MMX/NOPB information

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LM3401MMX/NOPB Typical application Circuitry

LM3401MMX NOPB

A flexible and effective LED driver chip, the LM3401MMX/NOPB is made to provide a steady current to high-power LEDs. Applications needing high brightness and dependability, such general illumination, display backlighting, and vehicle lighting, are especially well suited for it.

Important Purposes of the LM3401MMX/NOPB

- Constant Current Drive: Guarantees LEDs have a constant brightness.

- Wide Input Voltage Range: Suitable for a variety of power sources, operating between 4.5V and 35V.

- Adjustable Output Current: Enables LED brightness adjustment.

- Thermal Shutdown: Prevents excessive heat buildup on the chip.

Scenarios for Applications

1. Automotive Lighting: Perfect for interior lighting, tail lights, and headlights.

2. General Illumination: Used in LED bulbs, downlights, and floodlights.

3. Display Backlighting: Suitable for backlighting in LCD displays and TVs.

Circuit Design Example: Automotive Headlight Driver

Designing a driver circuit with the LM3401MMX/NOPB for an automotive headlight:

1. Input Power Connection

- VIN (Pin 1): Connect to a 12V automotive battery.

- GND (Pin 2): Connect to the vehicle's ground.

2. Assigning Current to Output

- IADJ (Pin 4): To adjust the desired output current for the LEDs, connect a resistor from this pin to GND.

3. LED Connection

- SW (Pin 6): Connect the anode of the LED string to this pin through an inductor.

- GND (Pin 2): Connect the cathode of the LED string to ground.

4. Feedback and Compensation

- FB (Pin 3): Connect a resistor divider from the SW pin to this pin to set the LED current regulation point.

- COMP (Pin 5): Attach a compensation network between this pin and FB to ensure stability.

Design Considerations

- Brightness Control: Adjust the output current to achieve the desired brightness level.

- Thermal Management: Ensure proper heat dissipation to maintain reliability and longevity.

- Input Voltage Fluctuations: Account for variations in the automotive battery voltage.

- Component Selection: Choose appropriate values for the inductor and resistors to match the LED specifications.

In summary, the LM3401MMX/NOPB is an effective and adaptable LED driver chip, particularly suitable for high-power LED applications such as automotive lighting, general illumination, and display backlighting. When designing with the LM3401MMX/NOPB, considerations for brightness control, thermal management, input voltage fluctuations, and component selection are crucial to achieving optimal performance and reliability.

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6. What is the process for return or replacement of LM3401MMX/NOPB?

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 LM3401MMX/NOPB we delivered, we will accept the replacement or return of the LM3401MMX/NOPB 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 LM3401MMX/NOPB.

(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