LM3402HVMR Texas Instruments Integrated Circuit (Other) In Stock
LM3402HVMR is a constant-current buck regulator IC from Texas Instruments, designed for driving high-power LEDs. It operates up to 75V input, delivers up to 0.5A LED current, and is available in SOT-23-5 package for compact LED lighting designs.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- LM3402HVMR Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LM3402HVMR?
- Constant-current buck regulator optimized for high-brightness LED driving with accurate current regulation
- Wide input voltage range up to 75V supports a broad range of AC/DC LED lighting applications
- Integrated high-side MOSFET in compact SOT-23-5 package minimizes board space and external component count
- Adjustable switching frequency via external resistor allows optimization of efficiency and EMI performance
What is LM3402HVMR used for?
The LM3402HVMR is widely used in architectural and industrial LED lighting systems where accurate constant-current control is critical. It suits applications such as LED street lights, commercial down-lights, and signage backlighting that require operation from high-voltage DC bus rails. Its compact form factor also makes it suitable for space-constrained LED driver modules and retrofit lamp designs.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Where can I find the LM3402HVMR datasheet?
LM3402HVMR Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LM3402HVMR?
Compatible alternatives and drop-in replacements for LM3402HVMR:
Frequently Asked Questions
What is the maximum input voltage of the LM3402HVMR?
The LM3402HVMR supports a maximum input voltage of 75V, making it well-suited for high-voltage DC bus applications such as LED street lighting and industrial luminaires powered from rectified mains supplies.
What LED current can the LM3402HVMR deliver?
The LM3402HVMR can deliver up to 0.5A of constant LED current. The output current is set by an external sense resistor, allowing designers to precisely tune the current for different LED strings or lighting requirements.
What package does the LM3402HVMR come in and what does MR mean?
The LM3402HVMR is housed in a SOT-23-5 (5-pin small-outline transistor) surface-mount package. The MR suffix denotes the tape-and-reel packaging format, which is standard for automated pick-and-place assembly in high-volume LED driver production.
What are typical applications for the LM3402HVMR?
Typical applications include LED street lighting, commercial down-lights, architectural accent lighting, signage and display backlighting, and industrial luminaires. Its wide input voltage range and integrated power switch simplify designs that operate directly from high-voltage DC rails.
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Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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