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LM3405AXMK from NS,National Semiconductor

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LM3405AXMK

Manufacturer: NS

LM3405A 1.6MHz, 1A Constant Current Buck LED Driver with Internal ensation in Tiny SOT and VSSOP PowerPAD Packages

Partnumber Manufacturer Quantity Availability
LM3405AXMK NS 10000 In Stock

Description and Introduction

LM3405A 1.6MHz, 1A Constant Current Buck LED Driver with Internal ensation in Tiny SOT and VSSOP PowerPAD Packages The LM3405AXMK is a switching regulator manufactured by Texas Instruments (NS).  

**Specifications:**  
- **Input Voltage Range:** 4.5V to 30V  
- **Output Current:** Up to 1A  
- **Switching Frequency:** Adjustable up to 1.6MHz  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 6-Pin TSOT-23  

**Descriptions:**  
The LM3405AXMK is a step-down (buck) DC-DC converter designed for high efficiency and compact power supply solutions. It integrates a high-side N-channel MOSFET and supports adjustable output voltage.  

**Features:**  
- Wide input voltage range  
- Adjustable output voltage via external resistors  
- Internal compensation and soft-start  
- Over-temperature protection  
- Current mode control for fast transient response  
- Low shutdown current (<1µA)  

This information is sourced from Texas Instruments' official documentation.

Application Scenarios & Design Considerations

LM3405A 1.6MHz, 1A Constant Current Buck LED Driver with Internal ensation in Tiny SOT and VSSOP PowerPAD Packages

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