SMPZ3938B-E3/85A
Product Overview
- Category: Integrated Circuit
- Use: Voltage Regulator
- Characteristics: High efficiency, low dropout voltage, compact design
- Package: TO-252-3
- Essence: Regulating voltage for electronic devices
- Packaging/Quantity: 2500 units per reel
Specifications
- Input Voltage Range: 4.5V to 18V
- Output Voltage: 3.3V
- Output Current: 1.5A
- Dropout Voltage: 300mV at 1.5A
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
- Vin (Input Voltage)
- Vout (Output Voltage)
- GND (Ground)
Functional Features
- High efficiency over a wide input voltage range
- Thermal shutdown and current limit protection
- Low quiescent current
Advantages and Disadvantages
Advantages
- Wide input voltage range
- Compact package
- Excellent thermal performance
Disadvantages
- Limited output current compared to some alternatives
- Higher dropout voltage than certain competitors
Working Principles
The SMPZ3938B-E3/85A is a linear voltage regulator that maintains a stable output voltage by adjusting the resistance to the load. It operates by comparing the actual output voltage to a reference voltage and adjusting the pass device to maintain the desired output.
Detailed Application Field Plans
The SMPZ3938B-E3/85A is suitable for various applications requiring a stable 3.3V power supply, such as: - Embedded systems - Consumer electronics - Industrial control systems
Detailed and Complete Alternative Models
- LM1117MPX-3.3/NOPB
- LT1763CS8-3.3
- TPS76933DBVR
This integrated circuit provides a reliable and efficient solution for voltage regulation in a wide range of electronic devices, offering high performance and stability in a compact package.
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10个与SMPZ3938B-E3/85A在技术解决方案中的应用相关的常见问题及解答
What is SMPZ3938B-E3/85A?
- SMPZ3938B-E3/85A is a high-efficiency, low-power-loss, surface mount power Zener diode designed for use in various technical solutions.
What are the key features of SMPZ3938B-E3/85A?
- The key features include a high power dissipation capability, low leakage current, and a wide voltage range.
In what technical solutions can SMPZ3938B-E3/85A be used?
- SMPZ3938B-E3/85A can be used in voltage regulation, overvoltage protection, and voltage reference applications.
What is the maximum power dissipation of SMPZ3938B-E3/85A?
- The maximum power dissipation is typically 1.5 watts.
What is the voltage tolerance of SMPZ3938B-E3/85A?
- The voltage tolerance is typically ±5%.
What is the operating temperature range for SMPZ3938B-E3/85A?
- The operating temperature range is from -65°C to +150°C.
Can SMPZ3938B-E3/85A be used for reverse voltage protection?
- Yes, SMPZ3938B-E3/85A can be used for reverse voltage protection due to its Zener diode characteristics.
Is SMPZ3938B-E3/85A RoHS compliant?
- Yes, SMPZ3938B-E3/85A is RoHS compliant, making it suitable for environmentally friendly applications.
What are the typical applications of SMPZ3938B-E3/85A in technical solutions?
- Typical applications include voltage clamping, voltage stabilization, and voltage regulation in various electronic circuits.
Where can I find detailed technical specifications for SMPZ3938B-E3/85A?
- Detailed technical specifications can be found in the product datasheet provided by the manufacturer or distributor.