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SUR512EF from AUK

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SUR512EF

Manufacturer: AUK

NPN/PNP Epitaxial Planar Silicon Transistor

Partnumber Manufacturer Quantity Availability
SUR512EF AUK 2280 In Stock

Description and Introduction

NPN/PNP Epitaxial Planar Silicon Transistor The SUR512EF is a transient voltage suppressor (TVS) diode manufactured by AUK. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Specifications:**  
- **Part Number:** SUR512EF  
- **Manufacturer:** AUK  
- **Type:** Transient Voltage Suppressor (TVS) Diode  
- **Configuration:** Uni-directional  
- **Peak Pulse Power:** 500W (8/20μs)  
- **Breakdown Voltage (VBR):** 12V (Min) – 13.3V (Max)  
- **Standoff Voltage (VRWM):** 10V  
- **Clamping Voltage (VC):** 19.9V at 1A  
- **Maximum Reverse Leakage Current (IR):** 1μA at VRWM  
- **Operating Temperature Range:** -55°C to +150°C  
- **Package:** DO-214AB (SMC)  

### **Descriptions:**  
- Designed to protect sensitive electronics from voltage transients and surges.  
- Provides high surge capability for overvoltage protection in circuits.  
- Suitable for applications requiring fast response to transient events.  

### **Features:**  
- **Low Clamping Voltage:** Ensures minimal stress on protected components.  
- **Fast Response Time:** Reacts quickly to transient events (picosecond range).  
- **High Surge Capability:** Can handle large transient currents.  
- **RoHS Compliant:** Meets environmental standards.  
- **Uni-directional Protection:** Designed for DC circuits.  

This information is based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

NPN/PNP Epitaxial Planar Silicon Transistor

Alternative Part Number

  • IR333C --: Infrared emitting diode in a similar 5mm package with comparable forward current and wavelength, widely available and pin-compatible for most SUR512EF applications.
  • LTE-302 --: IR LED with similar electrical and optical characteristics, commonly used as a drop-in replacement in optoelectronic sensing circuits.
  • VSLY5940 --: High-reliability infrared emitter with comparable wavelength and drive current, suitable when a more robust industrial-grade alternative is needed.

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