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LM3404MRX/NOPB from TI,Texas Instruments

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LM3404MRX/NOPB

Manufacturer: TI

1.0A Constant Current Buck Regulator for High Power LED Drivers 8-SO PowerPAD -40 to 125

Partnumber Manufacturer Quantity Availability
LM3404MRX/NOPB,LM3404MRXNOPB TI 5000 In Stock

Description and Introduction

1.0A Constant Current Buck Regulator for High Power LED Drivers 8-SO PowerPAD -40 to 125 The **LM3404MRX/NOPB** is a **step-down (buck) switching regulator** manufactured by **Texas Instruments (TI)**.  

### **Key Specifications:**  
- **Input Voltage Range:** 6V to 42V  
- **Output Voltage Range:** Adjustable down to 1.25V  
- **Output Current:** Up to 1A  
- **Switching Frequency:** Adjustable (100kHz to 1MHz)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-Pin SOIC (Exposed Pad)  
- **Regulation:** Constant On-Time (COT) architecture for fast transient response  

### **Description:**  
The LM3404MRX/NOPB is a **monolithic buck regulator** designed for **high-efficiency LED driver applications** but can also be used as a general-purpose DC-DC converter. It features **constant on-time control** for stable operation with minimal external components.  

### **Features:**  
- **Wide Input Voltage Range (6V to 42V)**  
- **Adjustable Output Current (Up to 1A)**  
- **PWM Dimming Control** for LED applications  
- **Thermal Shutdown Protection**  
- **Undervoltage Lockout (UVLO)**  
- **Low Dropout Operation**  
- **Small Footprint with Minimal External Components**  

This device is commonly used in **LED lighting, automotive, industrial, and general power supply applications**.  

Would you like additional details on any specific parameter?

Application Scenarios & Design Considerations

1.0A Constant Current Buck Regulator for High Power LED Drivers 8-SO PowerPAD -40 to 125

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