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L6919ETR from ST,ST Microelectronics

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L6919ETR

Manufacturer: ST

5 BIT PROGRAMMABLE DUAL-PHASE CONTROLLER WITH DYNAMIC VID MANAGEMENT

Partnumber Manufacturer Quantity Availability
L6919ETR ST 2616 In Stock

Description and Introduction

5 BIT PROGRAMMABLE DUAL-PHASE CONTROLLER WITH DYNAMIC VID MANAGEMENT The **L6919ETR** is a switching regulator IC manufactured by **STMicroelectronics**.  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 36V  
- **Output Voltage:** Adjustable (via external resistors)  
- **Output Current:** Up to 3A  
- **Switching Frequency:** 300kHz (fixed)  
- **Efficiency:** Up to 95%  
- **Package:** SO-8  
- **Operating Temperature Range:** -40°C to +125°C  
- **Protection Features:** Overcurrent, thermal shutdown, and undervoltage lockout (UVLO)  

### **Description:**  
The L6919ETR is a **step-down (buck) DC-DC converter** designed for high-efficiency power conversion. It integrates a **PWM controller** with a **high-side MOSFET driver**, making it suitable for various applications requiring stable and efficient power supply.  

### **Features:**  
- **Wide input voltage range** (4.5V to 36V)  
- **3A output current capability**  
- **Fixed-frequency PWM operation** (300kHz)  
- **Synchronous rectification** for improved efficiency  
- **Adjustable output voltage** (via external resistors)  
- **Built-in protection** (overcurrent, thermal shutdown, UVLO)  
- **Low standby current** in shutdown mode  

This IC is commonly used in **industrial, automotive, and consumer electronics** applications where efficient power conversion is required.

Application Scenarios & Design Considerations

5 BIT PROGRAMMABLE DUAL-PHASE CONTROLLER WITH DYNAMIC VID MANAGEMENT

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