AN78N09Manufacturer: PANASONIC 3-pin Positive Output Voltage Regulator (300mA Type) | |||
| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| AN78N09 | PANASONIC | 11 | In Stock |
Description and Introduction
3-pin Positive Output Voltage Regulator (300mA Type) The part AN78N09 is a voltage regulator manufactured by Panasonic. Here are its key specifications:
- **Type**: Positive Fixed Voltage Regulator This information is based on the available knowledge base for the AN78N09 by Panasonic. |
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Application Scenarios & Design Considerations
3-pin Positive Output Voltage Regulator (300mA Type)# AN78N09 Technical Documentation
## 1. Application Scenarios ### Typical Use Cases  Primary Applications:  ### Industry Applications ### Practical Advantages ### Limitations ## 2. Design Considerations ### Common Design Pitfalls and Solutions  Thermal Management Issues:   Input Capacitor Selection:   Output Stability Concerns:  ### Compatibility Issues  Input Voltage Compatibility:   Load Compatibility:  ### PCB Layout Recommendations  Power Routing:   Thermal Management:   Noise Reduction:  |
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| Partnumber | Manufacturer | Quantity | Availability |
| AN78N09 | PAN | 16 | In Stock |
Description and Introduction
3-pin Positive Output Voltage Regulator (300mA Type) The **AN78N09** from Panasonic is a fixed positive voltage regulator designed to deliver a stable **+9V output** with a maximum current of **1A**. This linear regulator is part of the **78N series**, known for their reliability in providing consistent voltage regulation for a variety of electronic applications.  
Built with thermal overload protection and short-circuit safeguards, the AN78N09 ensures safe operation under varying load conditions. Its low dropout voltage and minimal output noise make it suitable for sensitive circuits, including audio equipment, power supplies, and microcontroller-based systems.   The device features a standard **TO-220 package**, facilitating easy mounting on heat sinks for improved thermal dissipation. With an input voltage range of **up to 35V**, it accommodates a wide array of power sources while maintaining efficiency.   Engineers and hobbyists favor the AN78N09 for its simplicity, requiring only minimal external components—typically input and output capacitors—for stable performance. Its robustness and compliance with industry standards make it a dependable choice for both prototyping and production environments.   For applications demanding precise voltage regulation without complex circuitry, the AN78N09 remains a practical and cost-effective solution. |
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Application Scenarios & Design Considerations
3-pin Positive Output Voltage Regulator (300mA Type)# AN78N09 Technical Documentation
## 1. Application Scenarios ### Typical Use Cases  Power Supply Regulation   Embedded Systems Power Management  ### Industry Applications  Industrial Automation   Consumer Electronics   Automotive Electronics  ### Practical Advantages and Limitations  Advantages   Limitations  ## 2. Design Considerations ### Common Design Pitfalls and Solutions  Thermal Management Issues   Input Voltage Considerations   Stability Problems  ### Compatibility Issues  Mixed Technology Systems   Component Interactions  ### PCB Layout Recommendations |
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