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SML4746-E3/5A
Product Overview
The SML4746-E3/5A is a part of the SML4746 series of surface mount LED products. This LED belongs to the category of high-performance, low-current surface mount LEDs and is commonly used for indicator and backlighting applications. The SML4746-E3/5A features a compact package, high brightness, and low power consumption, making it suitable for various electronic devices. It is available in a standard SOT-23 package and is typically sold in reels or tubes.
Specifications
- Forward Voltage: 2.0V
- Forward Current: 20mA
- Luminous Intensity: 40mcd
- Viewing Angle: 120 degrees
- Package Type: SOT-23
Detailed Pin Configuration
The SML4746-E3/5A LED has three pins arranged in the SOT-23 package. Pin 1 is the anode, pin 2 is the cathode, and pin 3 is not connected (NC).
Functional Features
The SML4746-E3/5A LED offers high luminous intensity with low power consumption, making it ideal for battery-powered devices. Its compact size and wide viewing angle make it suitable for space-constrained applications.
Advantages and Disadvantages
Advantages: - High luminous intensity - Low power consumption - Wide viewing angle
Disadvantages: - Limited color options - Sensitive to static electricity
Working Principles
The SML4746-E3/5A operates on the principle of electroluminescence, where the movement of electrons within the semiconductor material generates light. When a forward voltage is applied across the anode and cathode, the LED emits light proportional to the current passing through it.
Detailed Application Field Plans
The SML4746-E3/5A LED is commonly used in: - Indicator lights for consumer electronics - Backlighting for LCD displays - Status indicators in automotive applications
Detailed and Complete Alternative Models
- SML4747-E3/5A
- SML4748-E3/5A
- SML4749-E3/5A
In summary, the SML4746-E3/5A LED is a high-performance, low-current surface mount LED suitable for indicator and backlighting applications. With its compact package, high brightness, and low power consumption, it finds widespread use in various electronic devices.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng SML4746-E3/5A trong giải pháp kỹ thuật
Sure, here are 10 common questions and answers related to the application of SML4746-E3/5A in technical solutions:
What is the SML4746-E3/5A diode used for?
- The SML4746-E3/5A is a high-efficiency diode commonly used in voltage regulation, reverse polarity protection, and general purpose rectification applications.
What is the maximum forward current rating of the SML4746-E3/5A?
- The maximum forward current rating of the SML4746-E3/5A diode is 1A.
What is the maximum reverse voltage rating of the SML4746-E3/5A?
- The maximum reverse voltage rating of the SML4746-E3/5A diode is 60V.
Can the SML4746-E3/5A be used for flyback diode applications?
- Yes, the SML4746-E3/5A diode can be used as a flyback diode to protect sensitive components from voltage spikes in inductive loads.
Is the SML4746-E3/5A suitable for automotive applications?
- Yes, the SML4746-E3/5A diode is suitable for automotive applications due to its high reliability and robust construction.
What is the typical junction capacitance of the SML4746-E3/5A?
- The typical junction capacitance of the SML4746-E3/5A diode is 15pF at 4V, which makes it suitable for high-frequency applications.
Can the SML4746-E3/5A be used in switching power supply designs?
- Yes, the SML4746-E3/5A diode is commonly used in switching power supply designs due to its fast recovery time and low forward voltage drop.
Does the SML4746-E3/5A have a small form factor?
- Yes, the SML4746-E3/5A is available in a small surface mount package, making it suitable for compact designs with limited space.
What is the operating temperature range of the SML4746-E3/5A?
- The SML4746-E3/5A diode has an operating temperature range of -65°C to +175°C, allowing it to be used in a wide range of environments.
Are there any recommended alternative diodes to the SML4746-E3/5A?
- Some recommended alternative diodes to the SML4746-E3/5A include the 1N5819, 1N4007, and SS14, depending on specific application requirements.