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SML4743 from VISHAY

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SML4743

Manufacturer: VISHAY

Surface Mount Zener Diodes

Partnumber Manufacturer Quantity Availability
SML4743 VISHAY 68000 In Stock

Description and Introduction

Surface Mount Zener Diodes The part **SML4743** is manufactured by **Vishay**. Here are its specifications, descriptions, and features:  

### **Specifications:**  
- **Type:** LED (Light Emitting Diode)  
- **Color:** Infrared (IR)  
- **Wavelength:** 940 nm (typical)  
- **Forward Voltage (Vf):** 1.35 V (typical at 20 mA)  
- **Reverse Voltage (Vr):** 5 V  
- **Forward Current (If):** 50 mA (maximum)  
- **Luminous Intensity:** 40 mW/sr (typical at 20 mA)  
- **Viewing Angle:** 20°  
- **Package Type:** Surface Mount (SMD)  
- **Package Size:** 0805 (2.0 mm x 1.25 mm)  

### **Descriptions:**  
- The **SML4743** is a high-reliability infrared LED designed for surface-mount applications.  
- It is commonly used in remote control systems, optical sensors, and industrial automation.  
- The small form factor makes it suitable for compact PCB designs.  

### **Features:**  
- **High radiant intensity** for efficient IR transmission.  
- **Low forward voltage** for energy-efficient operation.  
- **Narrow viewing angle** (20°) for directed light emission.  
- **RoHS compliant** and lead-free.  
- **Reliable performance** in a variety of environmental conditions.  

For detailed datasheets, refer to **Vishay's official documentation**.

Application Scenarios & Design Considerations

Surface Mount Zener Diodes

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