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L6741TR from ST,ST Microelectronics

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L6741TR

Manufacturer: ST

High current MOSFET driver

Partnumber Manufacturer Quantity Availability
L6741TR ST 35000 In Stock

Description and Introduction

High current MOSFET driver The part **L6741TR** is manufactured by **STMicroelectronics (ST)**.  

### **Specifications:**  
- **Type:** Synchronous Buck Controller  
- **Input Voltage Range:** 4.5V to 36V  
- **Output Voltage Range:** Adjustable down to 0.6V  
- **Switching Frequency:** Adjustable (300kHz to 1MHz)  
- **Maximum Output Current:** Up to 25A (dependent on external components)  
- **Efficiency:** High efficiency with synchronous rectification  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** PowerSSO-16  

### **Descriptions and Features:**  
- **Voltage Mode Control:** Provides stable and accurate regulation.  
- **Adjustable Frequency:** Allows optimization for efficiency and component size.  
- **Integrated Bootstrap Diode:** Simplifies design and reduces external components.  
- **Programmable Soft-Start:** Prevents inrush current at startup.  
- **Power Good Output:** Monitors output voltage status.  
- **Overcurrent Protection (OCP):** Safeguards against excessive current.  
- **Thermal Shutdown:** Protects the device from overheating.  
- **Low Quiescent Current:** Enhances efficiency in light-load conditions.  

This controller is commonly used in **DC-DC power supplies, industrial applications, and automotive systems**.  

Would you like additional details on a specific aspect?

Application Scenarios & Design Considerations

High current MOSFET driver
Partnumber Manufacturer Quantity Availability
L6741TR ST 25196 In Stock

Description and Introduction

High current MOSFET driver **Part Number:** L6741TR  
**Manufacturer:** STMicroelectronics  

### **Specifications:**  
- **Type:** Dual Synchronous Buck Controller  
- **Input Voltage Range:** 4.5V to 36V  
- **Output Voltage Range:** 0.6V to 5.5V (adjustable)  
- **Switching Frequency:** 200kHz to 2MHz (programmable)  
- **Number of Outputs:** 2  
- **Output Current:** Up to 10A per phase (dependent on external components)  
- **Efficiency:** Up to 95%  
- **Control Method:** Voltage Mode Control  
- **Protection Features:**  
  - Overvoltage Protection (OVP)  
  - Undervoltage Lockout (UVLO)  
  - Overcurrent Protection (OCP)  
  - Thermal Shutdown  
- **Package:** PowerSSO-24  

### **Descriptions:**  
The **L6741TR** is a dual synchronous buck controller designed for high-efficiency DC-DC conversion applications. It supports wide input voltage ranges, making it suitable for industrial, automotive, and computing power supplies. The device integrates advanced control features to optimize performance and reliability.  

### **Features:**  
- **Wide Input Voltage Range (4.5V to 36V)**  
- **Adjustable Output Voltage (0.6V to 5.5V)**  
- **Programmable Switching Frequency (200kHz to 2MHz)**  
- **Synchronous Rectification for Improved Efficiency**  
- **Adjustable Soft-Start**  
- **Power Good Signal for Each Output**  
- **External Compensation for Flexibility**  
- **Low Quiescent Current in Standby Mode**  
- **RoHS Compliant**  

This information is based on the manufacturer's datasheet. For detailed application notes and design guidelines, refer to STMicroelectronics' official documentation.

Application Scenarios & Design Considerations

High current MOSFET driver

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