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TOP232G from POWER

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TOP232G

Manufacturer: POWER, FOWER

TOPSwitch-FX Family Design Flexible, EcoSmart?, Integrated Off-line Switcher

Partnumber Manufacturer Quantity Availability
TOP232G POWER, FOWER 8300 In Stock

Description and Introduction

TOPSwitch-FX Family Design Flexible, EcoSmart?, Integrated Off-line Switcher The TOP232G is a member of the TOPSwitch-GX family of integrated power switches from Power Integrations. Below are the factual details about its manufacturer, specifications, descriptions, and features:

### **Manufacturer:**  
- **Power Integrations**  

### **Specifications:**  
- **Input Voltage Range:** 85–265 VAC (universal input)  
- **Output Power:** Up to 15 W (depending on design and cooling conditions)  
- **Switching Frequency:** 132 kHz  
- **Maximum Duty Cycle:** 78%  
- **Operating Temperature Range:** -40°C to +150°C (junction temperature)  
- **Package:** TO-220-7C (through-hole)  
- **Integrated Features:**  
  - High-voltage MOSFET (700 V)  
  - PWM controller  
  - Thermal shutdown  
  - Frequency jittering for reduced EMI  
  - Auto-restart protection for fault conditions  

### **Descriptions:**  
- The TOP232G is a monolithic IC combining a high-voltage power MOSFET, PWM control, and protection circuitry.  
- Designed for offline power supplies, it simplifies flyback and forward converter designs.  
- Suitable for applications like AC/DC adapters, auxiliary power supplies, and LED drivers.  

### **Features:**  
- **Integrated 700V MOSFET** – Reduces external component count.  
- **EcoSmart® Technology** – Enhances energy efficiency.  
- **Frequency Jittering** – Lowers EMI filtering requirements.  
- **Auto-Restart Protection** – Safeguards against overload, short-circuit, and open-loop conditions.  
- **Adjustable Current Limit** – Optimizes performance for different power levels.  
- **Soft-Start** – Reduces inrush current stress.  

This information is sourced from Power Integrations' official documentation.

Application Scenarios & Design Considerations

TOPSwitch-FX Family Design Flexible, EcoSmart?, Integrated Off-line Switcher

Alternative Part Number

  • NCP1014AP065G --: Integrated offline switcher with built-in high-voltage MOSFET, similar power range and DIP-8 style package, suitable drop-in for low-power flyback designs.
  • VIPER22A --: Widely used offline PWM switcher with integrated MOSFET, comparable power capability and pin-compatible DIP-8 footprint for many TOP232G applications.
  • LNK304PN --: LinkSwitch-TN family member from the same vendor lineage, integrated switcher for low-power offline supplies, good functional substitute with different series naming.
  • TNY264GN --: Same TinySwitch family from Power Integrations with integrated high-voltage MOSFET and similar offline flyback function; lower power rating but pin-compatible in many low-power designs.
  • LNK304GN --: LinkSwitch-TN integrated offline switcher offering similar functionality for low-power supplies; different series name makes it clearly distinguishable from the original.

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