LM3406MH Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
LM3406MH is a constant current buck regulator IC from Texas Instruments. It delivers up to 1.5A output current with wide input voltage range of 6V to 42V, featuring adjustable switching frequency. Ideal for LED driver applications with worldwide shipping available.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- LM3406MH Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Constant current regulation up to 1.5A for driving high-power LEDs
- Wide input voltage range: 6V to 42V for flexible power supply designs
- Adjustable switching frequency reduces EMI and optimizes efficiency
- Integrated high-side MOSFET driver simplifies PCB layout
- MSOP-8 small outline package for space-constrained applications
Applications
The LM3406MH is widely used in LED lighting systems, including architectural lighting, backlighting for displays, and industrial lighting fixtures. Its precise constant current control makes it suitable for street lighting and automotive LED driver designs. It is also applied in battery-powered portable lighting equipment where efficiency and compact form factor are critical.
Specifications
| YTEOL | 0 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the maximum output current of the LM3406MH?
The LM3406MH supports a maximum output current of 1.5A, making it well-suited for driving single or series-connected high-power LEDs in lighting applications.
What is the input voltage range supported by the LM3406MH?
The LM3406MH operates over a wide input voltage range of 6V to 42V, allowing it to be used with a variety of DC power supplies and battery configurations in industrial and commercial LED driver designs.
What package type does the LM3406MH come in?
The LM3406MH is available in a small outline package (MSOP-8), which offers a compact footprint ideal for space-constrained PCB designs in LED driver and power conversion applications.
What are typical applications for the LM3406MH?
Typical applications include constant current LED drivers for architectural lighting, display backlighting, street lighting, and industrial lighting systems. Its adjustable switching frequency and wide voltage range make it versatile across many power design scenarios.
Are there pin-compatible or functional alternatives to the LM3406MH?
Functional alternatives include other Texas Instruments constant current buck regulators such as the LM3404 and LM3407 series, which offer similar input voltage ranges and current capabilities for LED driver applications.
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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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