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L6910ATR from ST,ST Microelectronics

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L6910ATR

Manufacturer: ST

ADJUSTABLE STEP DOWN CONTROLLER WITH SYNCHRONOUS RECTIFICATION

Partnumber Manufacturer Quantity Availability
L6910ATR ST 321 In Stock

Description and Introduction

ADJUSTABLE STEP DOWN CONTROLLER WITH SYNCHRONOUS RECTIFICATION The **L6910ATR** is a **synchronous step-down DC-DC converter** manufactured by **STMicroelectronics**.  

### **Specifications:**  
- **Input Voltage Range:** 2.9V to 5.5V  
- **Output Voltage Range:** Adjustable from 0.8V to VIN  
- **Output Current:** Up to 1.5A  
- **Switching Frequency:** 1.5MHz (typical)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** **SO-8**  

### **Descriptions & Features:**  
- **Synchronous Rectification:** Improves efficiency by reducing power loss.  
- **PWM/PFM Mode:** Auto-switching between PWM (for high load) and PFM (for light load) for optimized efficiency.  
- **Internal Soft-Start:** Reduces inrush current during startup.  
- **Overcurrent Protection (OCP):** Safeguards against excessive current.  
- **Thermal Shutdown:** Prevents overheating damage.  
- **Low Dropout Operation:** Maintains regulation even when input voltage is close to output.  
- **Adjustable Output Voltage:** Set via external resistor divider.  

This IC is commonly used in **portable devices, battery-powered applications, and point-of-load (POL) regulation**.

Application Scenarios & Design Considerations

ADJUSTABLE STEP DOWN CONTROLLER WITH SYNCHRONOUS RECTIFICATION

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