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1SMA5943BT3G
Product Overview
Category
The 1SMA5943BT3G belongs to the category of surface mount silicon Zener diodes.
Use
It is commonly used for voltage regulation and transient suppression in electronic circuits.
Characteristics
- Low leakage current
- High reliability
- Fast response time
- Wide voltage range
Package
The 1SMA5943BT3G is available in a SMA package.
Essence
This product serves as a crucial component in protecting sensitive electronic devices from voltage spikes and surges.
Packaging/Quantity
The 1SMA5943BT3G is typically packaged in reels with quantities varying based on manufacturer specifications.
Specifications
- Zener Voltage: 16V
- Power Dissipation: 1.5W
- Operating Temperature Range: -65°C to +150°C
- Forward Voltage: 1.5V
- Reverse Leakage Current: 5µA
Detailed Pin Configuration
The 1SMA5943BT3G has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.
Functional Features
- Voltage regulation
- Transient suppression
- Overvoltage protection
Advantages and Disadvantages
Advantages
- Reliable voltage regulation
- Fast response time
- Wide operating temperature range
Disadvantages
- Limited power dissipation capability
- Higher reverse leakage current compared to some alternatives
Working Principles
The 1SMA5943BT3G operates based on the principle of Zener breakdown, where it maintains a nearly constant voltage across its terminals when operated in the reverse-biased direction.
Detailed Application Field Plans
The 1SMA5943BT3G finds applications in various fields including: - Power supply units - Automotive electronics - Industrial control systems - Consumer electronics
Detailed and Complete Alternative Models
Some alternative models to the 1SMA5943BT3G include: - 1N4749A - BZX84C16 - MMSZ5248B
In conclusion, the 1SMA5943BT3G is a vital component in electronic circuits, providing reliable voltage regulation and transient suppression. Its characteristics, specifications, and application field plans make it a versatile choice for various electronic systems.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1SMA5943BT3G en soluciones técnicas
What is 1SMA5943BT3G used for?
- 1SMA5943BT3G is a high-power, surface-mount transient voltage suppressor diode designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.
What is the maximum working voltage of 1SMA5943BT3G?
- The maximum working voltage of 1SMA5943BT3G is 58 volts.
What is the peak pulse power dissipation of 1SMA5943BT3G?
- The peak pulse power dissipation of 1SMA5943BT3G is 400 watts.
What are the typical applications of 1SMA5943BT3G?
- Typical applications of 1SMA5943BT3G include protection of telecommunications equipment, industrial control systems, automotive electronics, and power supplies.
What is the operating temperature range of 1SMA5943BT3G?
- The operating temperature range of 1SMA5943BT3G is -55°C to +150°C.
How does 1SMA5943BT3G provide overvoltage protection?
- 1SMA5943BT3G clamps the voltage to a safe level by diverting excess current away from sensitive components when an overvoltage event occurs.
Is 1SMA5943BT3G RoHS compliant?
- Yes, 1SMA5943BT3G is RoHS compliant, making it suitable for use in environmentally sensitive applications.
What is the package type of 1SMA5943BT3G?
- 1SMA5943BT3G is available in a SMA (DO-214AC) package, which is a popular surface-mount package for diodes.
Can 1SMA5943BT3G be used for surge protection in power supply units?
- Yes, 1SMA5943BT3G is commonly used for surge protection in power supply units to safeguard against voltage spikes and surges.
Does 1SMA5943BT3G have reverse standoff voltage?
- Yes, 1SMA5943BT3G has a reverse standoff voltage of 48.5 volts.