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TEA2014 from ST,ST Microelectronics

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TEA2014

Manufacturer: ST, PHI

VIDEO SWITCHING CIRCUIT FOR TV

Partnumber Manufacturer Quantity Availability
TEA2014 ST, PHI 139 In Stock

Description and Introduction

VIDEO SWITCHING CIRCUIT FOR TV The TEA2014 is a monolithic integrated circuit manufactured by STMicroelectronics. It is designed for use in switch-mode power supply (SMPS) applications. Below are the specifications, descriptions, and features based on the available knowledge:

### **Specifications:**  
- **Manufacturer:** STMicroelectronics  
- **Type:** SMPS Controller IC  
- **Package:** Typically available in DIP-16 or SO-16 packages  
- **Operating Voltage Range:** Designed for offline power supplies (typically up to 600V)  
- **Switching Frequency:** Adjustable, often in the range of 20kHz to 100kHz  
- **Output Drive:** Capable of driving external MOSFETs or IGBTs  
- **Protection Features:** Includes overcurrent protection, overvoltage protection, and thermal shutdown  

### **Descriptions:**  
The TEA2014 is a high-performance SMPS controller IC optimized for flyback and forward converter topologies. It integrates PWM control, oscillator, and protection circuits, making it suitable for AC/DC power supplies in consumer electronics, industrial applications, and auxiliary power supplies.  

### **Features:**  
- **Integrated PWM Controller:** Provides precise duty cycle control for efficient power conversion.  
- **Soft-Start Function:** Reduces inrush current during startup.  
- **Current-Mode Control:** Enhances transient response and stability.  
- **Adjustable Frequency:** Allows optimization for efficiency and EMI performance.  
- **Protection Mechanisms:** Includes overcurrent, overvoltage, and thermal shutdown for reliability.  
- **Low Standby Power Consumption:** Suitable for energy-efficient designs.  

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

Application Scenarios & Design Considerations

VIDEO SWITCHING CIRCUIT FOR TV

Alternative Part Number

  • SG3524N --: Widely available PWM controller IC in a standard DIP package, commonly used as a substitute in power supply control circuits where the TEA2014 was applied.
  • UC3842AN --: Industry-standard current-mode PWM controller with similar control-loop function, easy to source and often used to replace older ST power control ICs.
  • MC34063AP --: Versatile switching regulator/controller IC in DIP-8, a practical drop-in style alternative for low-power supply control designs using the TEA2014.
  • TDA8444 --: Similar Philips/NXP TV signal processing IC in the same application family, often used as a functional substitute in TV chassis designs.
  • LM1881 --: Video sync separator IC that can replace the sync-processing function of the TEA2014 in many TV/video circuits.
  • EL2210 --: Video sync separator with comparable functionality, usable as a cross-manufacturer alternative for sync extraction tasks.

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