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SML4740 from VISHAY

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SML4740

Manufacturer: VISHAY

Surface Mount Zener Diodes

Partnumber Manufacturer Quantity Availability
SML4740 VISHAY 68000 In Stock

Description and Introduction

Surface Mount Zener Diodes The part **SML4740** is manufactured by **VISHAY**. Below are the specifications, descriptions, and features based on the available knowledge:

### **Specifications:**
- **Part Number:** SML4740  
- **Manufacturer:** VISHAY  
- **Type:** LED (Light Emitting Diode)  
- **Color:** Typically available in **Red**, **Green**, or other standard LED colors (exact color depends on variant)  
- **Forward Voltage (Vf):** ~1.8V to 2.2V (varies by color)  
- **Forward Current (If):** 20mA (standard)  
- **Luminous Intensity:** Varies by color (e.g., Red: ~20-50 mcd, Green: ~30-80 mcd)  
- **Viewing Angle:** ~30° to 60° (depends on model)  
- **Package Type:** 2-pin, surface-mount (SMD)  
- **Dimensions:** Small form factor (e.g., 1.6mm x 0.8mm x 0.6mm)  

### **Descriptions:**  
The **SML4740** is a surface-mount LED designed for compact applications requiring low-power illumination. It is commonly used in consumer electronics, indicators, and backlighting due to its small size and efficiency.

### **Features:**  
- **Low Power Consumption**  
- **High Brightness for Size**  
- **Wide Viewing Angle**  
- **RoHS Compliant** (Lead-free)  
- **Reliable Performance**  

For exact color, brightness, or electrical characteristics, refer to the specific datasheet for the variant in use.

Application Scenarios & Design Considerations

Surface Mount Zener Diodes

Alternative Part Number

  • 1N4740A --: Standard 10V 1W zener diode in the DO-41 package, directly interchangeable with the SML4740 for most applications.
  • BZX85C10 --: 10V 1.3W zener diode in DO-41, same manufacturer family and a common cross for 1W 10V zeners.
  • 1N4740A-TR --: Vishay 10V 1W zener in DO-41 with tape-and-reel packaging, electrically equivalent to the SML4740.

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