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SA43AHE3/73
Product Overview
SA43AHE3/73 belongs to the category of semiconductor devices and is commonly used as a voltage regulator in electronic circuits. This product is known for its high efficiency, low dropout voltage, and excellent thermal performance. It is typically packaged in a small outline transistor (SOT-223) package and is available in various quantities.
Basic Information
- Category: Semiconductor Devices
- Use: Voltage Regulator
- Characteristics: High Efficiency, Low Dropout Voltage, Excellent Thermal Performance
- Package: SOT-223
- Essence: Voltage Regulation
- Packaging/Quantity: Various Quantities Available
Specifications
- Input Voltage Range: 4.5V to 18V
- Output Voltage Range: 1.25V to 16V
- Output Current: 1A
- Dropout Voltage: 0.6V at 1A
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
The SA43AHE3/73 has three pins: 1. Input (VIN): Connects to the input voltage source. 2. Ground (GND): Connected to the ground reference. 3. Output (VOUT): Provides the regulated output voltage.
Functional Features
- High Efficiency: Minimizes power loss and heat generation.
- Low Dropout Voltage: Allows operation with small voltage differentials.
- Thermal Performance: Ensures stable operation across temperature variations.
Advantages and Disadvantages
Advantages
- High Efficiency
- Low Dropout Voltage
- Excellent Thermal Performance
Disadvantages
- Limited Output Current Capacity
- Restricted Input Voltage Range
Working Principles
The SA43AHE3/73 operates by comparing the output voltage to a reference voltage and adjusting the pass element to maintain a stable output. It utilizes feedback control to regulate the output voltage despite changes in input voltage and load conditions.
Detailed Application Field Plans
The SA43AHE3/73 is widely used in applications requiring stable and regulated voltage supplies, such as: - Battery-Powered Devices - Portable Electronics - Automotive Electronics - Industrial Control Systems
Detailed and Complete Alternative Models
Some alternative models to SA43AHE3/73 include: - LM317: Adjustable Voltage Regulator - LM1117: Low Dropout Regulator - LT1086: High Current Regulator
In conclusion, the SA43AHE3/73 is a versatile voltage regulator with high efficiency and excellent thermal performance, making it suitable for various electronic applications.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SA43AHE3/73 en soluciones técnicas
What is SA43AHE3/73?
- SA43AHE3/73 is a Schottky diode, commonly used in electronic circuits for its low forward voltage drop and fast switching capabilities.
What are the typical applications of SA43AHE3/73?
- SA43AHE3/73 is commonly used in voltage clamping, protection circuits, and high-frequency rectification applications.
What is the maximum forward voltage of SA43AHE3/73?
- The maximum forward voltage of SA43AHE3/73 is typically around 0.5V at a forward current of 1A.
What is the reverse voltage rating of SA43AHE3/73?
- SA43AHE3/73 has a reverse voltage rating of 30V, making it suitable for low to medium voltage applications.
What is the maximum forward current of SA43AHE3/73?
- The maximum forward current of SA43AHE3/73 is 4A, allowing it to handle moderate power levels.
Can SA43AHE3/73 be used for high-frequency applications?
- Yes, SA43AHE3/73 is suitable for high-frequency applications due to its fast switching characteristics.
Is SA43AHE3/73 suitable for use in voltage regulator circuits?
- Yes, SA43AHE3/73 can be used in voltage regulator circuits to provide overvoltage protection and voltage clamping.
What is the thermal resistance of SA43AHE3/73?
- The thermal resistance of SA43AHE3/73 is typically around 60°C/W, indicating its ability to dissipate heat effectively.
Does SA43AHE3/73 have a small form factor?
- Yes, SA43AHE3/73 is available in small surface mount packages, making it suitable for compact electronic designs.
Are there any specific layout considerations when using SA43AHE3/73 in a circuit?
- It is important to minimize the length of traces connected to SA43AHE3/73 to reduce parasitic inductance and ensure optimal performance.