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TEA1401T from PHILIPS

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TEA1401T

Manufacturer: PHILIPS, PHI, PHILIP

Power plug for the universal mains

Partnumber Manufacturer Quantity Availability
TEA1401T PHILIPS, PHI, PHILIP 12033 In Stock

Description and Introduction

Power plug for the universal mains The TEA1401T is a power management IC manufactured by Philips Semiconductors (now NXP Semiconductors). Below are the factual details from Ic-phoenix technical data files:

### **Manufacturer Specifications:**
1. **Manufacturer:** Philips Semiconductors (now NXP Semiconductors)  
2. **Part Number:** TEA1401T  
3. **Type:** Switched-Mode Power Supply (SMPS) Controller IC  
4. **Package:** TO-220 (through-hole mounting)  
5. **Operating Voltage Range:** Typically 8V to 38V  
6. **Switching Frequency:** Adjustable, typically up to 250 kHz  
7. **Maximum Output Power:** Depends on external components (commonly used in flyback converters up to 100W)  
8. **Protection Features:** Overvoltage protection (OVP), overcurrent protection (OCP), and thermal shutdown  

### **Descriptions:**
- The TEA1401T is a high-efficiency SMPS controller designed for flyback and forward converter topologies.  
- It integrates a high-voltage startup circuit, reducing the need for external components.  
- The IC is commonly used in power supplies for TVs, monitors, and other consumer electronics.  

### **Features:**
1. **Integrated High-Voltage Startup:** Eliminates the need for an external startup resistor.  
2. **Soft-Start Function:** Reduces inrush current during startup.  
3. **Adjustable Frequency:** Allows optimization for efficiency and EMI performance.  
4. **Current-Mode Control:** Provides good line and load regulation.  
5. **Low Standby Power Consumption:** Suitable for energy-efficient designs.  
6. **Protection Mechanisms:** Includes overvoltage, overcurrent, and thermal shutdown for reliability.  

This information is based on the manufacturer's datasheet and technical documentation. For exact application-specific details, refer to the official datasheet from NXP.

Application Scenarios & Design Considerations

Power plug for the universal mains

Alternative Part Number

  • UC3842AN --: Industry-standard current-mode PWM controller in a DIP-8 package, widely used as a general-purpose SMPS control IC and easy to source as a functional substitute for the TEA1401T control function.
  • SG3524N --: Classic PWM switching regulator controller in DIP-16, well documented and broadly available, suitable for replacing the regulation/control role in power supply designs.
  • MC34063AP --: Versatile DC-DC switching regulator controller in DIP-8, low cost and widely stocked, usable as an alternative control solution in simple power conversion circuits.
  • SG6841DZ --: Green-mode PWM controller for offline flyback supplies, offering comparable control functions and a common drop-in style replacement path.
  • NCP1200P60 --: Self-supplied current-mode PWM controller for low-power offline converters, suitable as an alternative when the original TEA1401T is unavailable.
  • MC34063AP1 --: Versatile DC-DC switching controller in DIP-8 that can replace many simple PWM regulator ICs in low-power supply designs.

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