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L5993D from ST,ST Microelectronics

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L5993D

Manufacturer: ST

CONSTANT POWER CONTROLLER

Partnumber Manufacturer Quantity Availability
L5993D ST 2950 In Stock

Description and Introduction

CONSTANT POWER CONTROLLER The L5993D is a high-voltage monolithic power IC manufactured by STMicroelectronics. Below are the factual details from Ic-phoenix technical data files:

### **Manufacturer:**  
STMicroelectronics  

### **Specifications:**  
- **Input Voltage Range:** Up to 18V  
- **Output Current:** Up to 2A (with external MOSFET)  
- **Switching Frequency:** Adjustable up to 1MHz  
- **Duty Cycle:** Up to 100%  
- **Operating Temperature Range:** -40°C to +150°C  
- **Package:** SO-16  

### **Descriptions:**  
- The L5993D is a high-performance PWM controller designed for offline and DC-DC converter applications.  
- It includes a high-voltage startup circuit, making it suitable for AC-DC power supplies.  
- Features a precision voltage reference and error amplifier for accurate regulation.  

### **Features:**  
- **High-Voltage Startup Circuit** (up to 18V)  
- **Adjustable Oscillator Frequency** (up to 1MHz)  
- **Soft-Start Function**  
- **Undervoltage Lockout (UVLO)**  
- **Current Mode Control**  
- **Programmable Duty Cycle**  
- **Overcurrent Protection**  
- **Thermal Shutdown Protection**  

For further details, refer to the official STMicroelectronics datasheet.

Application Scenarios & Design Considerations

CONSTANT POWER CONTROLLER

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