LM3414HVMR

Name: LM3414HVMR
Rating: 4.5 (10 reviews)

High voltage LED display driver solution

4,187 Effective Inventory

LM3414HVMR

Effective Inventory4,187

High voltage LED display driver solution

Manufacturer Part # : LM3414HVMR
Package/Case: SOP8
Brand: Texas Instruments
Product Categories : Drivers, Receivers, Transceivers

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All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.

Certification

We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

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About Shipping

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About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

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Maintain the goods in their original condition as received.

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About packaging

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LM3414HVMR DataSheet

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Details

The LM3414HVMR is a high voltage step-down constant current driver for driving high power LEDs in lighting applications. It is a versatile device that can be used in various configurations to provide regulated current to LEDs in a wide range of applications.The LM3414HVMR can handle input voltages up to 75V, making it suitable for driving multiple LEDs in series or high power LEDs that require high voltage operation. The device is capable of delivering up to 1A constant output current, ensuring stable and efficient LED operation.The LM3414HVMR features a pulse-width modulation (PWM) dimming control that allows for precise dimming of the LEDs without compromising efficiency. The device also includes programmable frequency and current limit functions, giving users flexibility to adjust the operation of the driver to suit their specific application requirements.In terms of protection features, the LM3414HVMR includes thermal shutdown and open LED protection to safeguard the LEDs and the driver from damage in the event of fault conditions.

Key Features

Wide input voltage range up to 600V
Integrated N-channel power MOSFET
Adjustable LED current
High efficiency up to 98%
Thermal shutdown protection
Enable pin for external on/off control
1.25MHz fixed-frequency operation
Soft-start function for reduced inrush current

Application

LED lighting systems
Automotive lighting
Architectural lighting
Industrial lighting
Emergency lighting
Solar-powered lighting
Street lighting
Outdoor signage
General illumination

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category !	LED Lighting Drivers	Number of Outputs	1 Output
Brand	Texas Instruments	Number of Channels	1 Channel
Product Type !	LED Lighting Drivers	Subcategory	Driver ICs

FAQs

What is LM3414HVMR?

The LM3414HVMR is a high voltage, step-down constant current driver designed by Texas Instruments. It is specifically designed for driving high power, light emitting diodes (LEDs) in general lighting applications such as street lighting, outdoor area lighting, and industrial lighting.

How Does LM3414HVMR Work?

The LM3414HVMR operates by regulating the current supplied to the LED load, allowing for consistent and efficient light output. It utilizes a step-down (buck) topology to regulate the LED current, providing stable and reliable operation. The driver also includes features for thermal management and fault protection to ensure safe and reliable LED operation.

How Many Pins does LM3414HVMR have and What are the Functions of the Pinout Configuration?

The LM3414HVMR is housed in a 10-lead MSOP (Mini Small Outline Package) package. The pinout configuration includes:

VIN: Input voltage pin.
VCC: Supply voltage pin for internal control circuitry.
RT: Timing resistor pin for setting the LED current.
IADJ: LED current adjustment pin.
PGND: Power ground pin.
AGND: Analog ground pin.
COMP: Compensation pin for control loop stability.
SYNC: Synchronization input pin.
ISENSE: Current sense input pin.
SW: Switch node pin for the LED load.

What are the Pros and Cons of LM3414HVMR?

Pros:

High Voltage Capability: Designed to drive high-power LEDs with high voltage requirements.
Constant Current Regulation: Provides stable LED current for consistent light output.
Thermal Management: Includes features for thermal shutdown and thermal foldback to prevent LED overheating.
Synchronization Capability: Supports synchronization of multiple LED drivers for advanced lighting applications.
Fault Protection: Incorporates features such as open LED protection and LED overcurrent protection for safe operation.

Cons:

External Components: May require additional external components for optimal operation and thermal management.
Complexity: Requires careful consideration of thermal design and component selection for high power LED applications.
Design Considerations: Adequate PCB layout and thermal management are crucial for reliable performance.

Are There Any Equivalents/Alternatives to LM3414HVMR for Recommendation?

The LT3476 from Analog Devices is a similar high voltage LED driver with comparable features.
Alternatives to the LM3414HVMR include the AL8843 from Diodes Incorporated and the BCR450 from Infineon Technologies.

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LM3414HVMR

LM3414HVMR

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