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L6599AD from ST,ST Microelectronics

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L6599AD

Manufacturer: ST

IMPROVED HIGH-VOLTAGE RESONANT CONTROLLER

Partnumber Manufacturer Quantity Availability
L6599AD ST 4231 In Stock

Description and Introduction

IMPROVED HIGH-VOLTAGE RESONANT CONTROLLER The L6599AD is a high-voltage resonant controller manufactured by STMicroelectronics. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** STMicroelectronics  
- **Type:** High-voltage resonant controller  
- **Package:** SO-16  
- **Input Voltage Range:** Up to 600V (for half-bridge configurations)  
- **Operating Frequency Range:** Adjustable, typically up to 500kHz  
- **Gate Drive Output Current:** ±400mA (source/sink)  
- **Supply Voltage (VCC):** 8.75V to 16V (recommended operating range)  
- **UVLO (Undervoltage Lockout):** 8.5V (turn-on), 7.6V (turn-off)  
- **Operating Temperature Range:** -40°C to +150°C  

### **Descriptions:**  
The L6599AD is designed for resonant half-bridge topologies, commonly used in power supplies, LED drivers, and other high-efficiency applications. It integrates advanced control features for soft-switching operation, reducing switching losses and improving efficiency.  

### **Features:**  
- **Resonant Mode Operation:** Enables zero-voltage switching (ZVS) for improved efficiency.  
- **Adjustable Dead Time:** Optimizes switching transitions for reduced losses.  
- **Frequency Modulation:** Allows dynamic frequency control for regulation.  
- **Integrated Bootstrap Diode:** Simplifies high-side gate drive circuitry.  
- **Soft-Start Function:** Ensures controlled startup to limit inrush current.  
- **Overcurrent Protection (OCP):** Safeguards against excessive current.  
- **Latched or Auto-Recovery Fault Handling:** Configurable response to faults.  

For detailed application notes and circuit examples, refer to the official STMicroelectronics datasheet.

Application Scenarios & Design Considerations

IMPROVED HIGH-VOLTAGE RESONANT CONTROLLER

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