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LM3406HVMH
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FabricanteTexas Instruments
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Peça do Fabricante #LM3406HVMH
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Especificações
| Atributo | Valor |
| Brand | Texas Instruments |
| Subcategory | Driver ICs |
| Package / Case | TSSOP EP |
| Height | 0.9 mm |
| Product Type | LED Lighting Drivers |
| Current - Output | 1.5 A |
| Number of Outputs | 1 Output |
| Product | Step Down |
| Number of Channels | 1 Channel |
| Minimum Operating Temperature | - 40 C |
| Maximum Operating Temperature | + 125 C |
| Mounting Type | SMD/SMT |
| Length | 5 mm |
| Width | 4.4 mm |
| Input Voltage - Max | 75 V |
| Input Voltage - Min | 75 V |
| Operating Frequency | 1 MHz |
| Output Voltage | 200 mV to 75 V |
| Input Voltage | 75 V |
| Output Type | Adjustable |
Visão Geral
Description
The LM3406HVMH is a high-performance, step-down (buck) switching regulator designed for LED lighting applications. It supports a wide input voltage range of 4.5V to 40V, making it suitable for various power sources, including automotive and industrial applications. The device integrates a 3A power switch, allowing it to efficiently drive high-output LED strings.
Key features include an adjustable output current, with a maximum output of up to 3A, and support for dimming control through PWM signals. The LM3406HVMH also includes thermal shutdown and over-voltage protection, ensuring reliable operation under varying conditions.
With its high efficiency and compact design, the LM3406HVMH is ideal for applications requiring precise current regulation for LED lighting, such as architectural, automotive, and signage lighting. Its built-in features simplify circuit design, promote energy efficiency, and enhance the longevity of LED components.
Key features include an adjustable output current, with a maximum output of up to 3A, and support for dimming control through PWM signals. The LM3406HVMH also includes thermal shutdown and over-voltage protection, ensuring reliable operation under varying conditions.
With its high efficiency and compact design, the LM3406HVMH is ideal for applications requiring precise current regulation for LED lighting, such as architectural, automotive, and signage lighting. Its built-in features simplify circuit design, promote energy efficiency, and enhance the longevity of LED components.
Equivalent
The LM3406HVMH is a step-down DC-DC converter. Equivalent products include the TPS563201 from Texas Instruments, the MIC2240 from Microchip, and the LT1763 from Analog Devices. Other alternatives are the LM2596 from Texas Instruments and the LM2675 from Texas Instruments, which also serve similar voltage regulation needs. Always check the specifications to ensure compatibility with your design requirements.
Features
The LM3406HVMH is a high-performance LED driver designed for various lighting applications. Key features include:
1. Wide Input Voltage Range: Operates from 4.5V to 60V, accommodating various power supply configurations.
2. Constant Current Regulation: Provides accurate LED current control with ±5% accuracy, ensuring uniform brightness.
3. High Efficiency: Achieves efficiencies up to 96%, minimizing heat generation and power loss.
4. Integrated PWM Dimming: Supports PWM dimming with a wide range of frequencies, allowing for flexible brightness control.
5. Thermal Protection: Includes thermal shutdown and over-voltage protection to enhance reliability and safety.
6. Adjustable Switching Frequency: Offers a switching frequency range of 100 kHz to 1 MHz for design flexibility.
7. Simple External Components: Requires minimal external components for easy design and implementation.
8. Compact Package: Available in a small 16-pin HTQFP package, suitable for space-constrained applications.
These features make the LM3406HVMH ideal for high-efficiency LED lighting solutions in various environments.
1. Wide Input Voltage Range: Operates from 4.5V to 60V, accommodating various power supply configurations.
2. Constant Current Regulation: Provides accurate LED current control with ±5% accuracy, ensuring uniform brightness.
3. High Efficiency: Achieves efficiencies up to 96%, minimizing heat generation and power loss.
4. Integrated PWM Dimming: Supports PWM dimming with a wide range of frequencies, allowing for flexible brightness control.
5. Thermal Protection: Includes thermal shutdown and over-voltage protection to enhance reliability and safety.
6. Adjustable Switching Frequency: Offers a switching frequency range of 100 kHz to 1 MHz for design flexibility.
7. Simple External Components: Requires minimal external components for easy design and implementation.
8. Compact Package: Available in a small 16-pin HTQFP package, suitable for space-constrained applications.
These features make the LM3406HVMH ideal for high-efficiency LED lighting solutions in various environments.
Pinout
The LM3406HVMH is a high-voltage LED driver IC with a pin count of 28. Its primary functions include regulating the output current for driving LEDs and managing various operational features such as thermal protection and fault detection.
The key pins include:
1. Vin (Pin 1): Input voltage supply.
2. GND (Pin 2): Ground reference.
3. SW (Pin 3): Switch node for the internal power switch.
4. CSN (Pin 4) and CSP (Pin 5): Current sense input for feedback.
5. COMP (Pin 6): Compensation network for stability.
6. Rset (Pin 7): Resistor setting pin for output current configuration.
7. BYPASS (Pin 8): Bypass capacitor for voltage regulation.
8. FAULT (Pin 9): Fault indication output.
The remaining pins support various functionalities, including control, timing, and additional protection features. The LM3406HVMH is designed for efficient LED lighting applications in a compact form factor.
The key pins include:
1. Vin (Pin 1): Input voltage supply.
2. GND (Pin 2): Ground reference.
3. SW (Pin 3): Switch node for the internal power switch.
4. CSN (Pin 4) and CSP (Pin 5): Current sense input for feedback.
5. COMP (Pin 6): Compensation network for stability.
6. Rset (Pin 7): Resistor setting pin for output current configuration.
7. BYPASS (Pin 8): Bypass capacitor for voltage regulation.
8. FAULT (Pin 9): Fault indication output.
The remaining pins support various functionalities, including control, timing, and additional protection features. The LM3406HVMH is designed for efficient LED lighting applications in a compact form factor.
Manufacturer
The manufacturer of the LM3406HVMH is Texas Instruments (TI). Texas Instruments is a global semiconductor design and manufacturing company headquartered in Dallas, Texas. It specializes in developing analog and embedded processing products, serving a wide range of industries, including automotive, industrial, communications, and consumer electronics. Founded in 1930, TI is known for its innovation in integrated circuits and has a significant presence in the market for power management, data converters, and microcontrollers, among other technologies. The LM3406HVMH is a high-voltage LED driver, showcasing TI's commitment to providing efficient and reliable solutions for lighting applications.
Application
The LM3406HVMH is a high-performance LED driver primarily used in applications such as automotive lighting, architectural lighting, and backlighting for displays. It supports multiple LED configurations and is suitable for driving high-power LEDs, enabling efficient dimming and color control. Additionally, it can be utilized in industrial lighting solutions and decorative lighting fixtures. Its features include a wide input voltage range, high efficiency, and the ability to drive multiple strings of LEDs, making it versatile for various illumination applications.
Package
The LM3406HVMH is offered in a 16-pin HTSSOP (Thermal Enhanced Thin Shrink Small Outline Package) package type, which provides a compact design and improved thermal performance for efficient power management applications.
