1SMA4740HM2G
Product Overview
Category
The 1SMA4740HM2G 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
- Voltage: 10V
- Power Dissipation: 1.5W
- Zener Impedance: 20Ω
- Package Type: SMA
- RoHS Compliant: Yes
Package
The 1SMA4740HM2G is typically available in a DO-214AC (SMA) package.
Essence
This product serves as a crucial component in protecting electronic circuits from voltage spikes and regulating voltage levels.
Packaging/Quantity
It is usually supplied in tape and reel packaging with quantities varying based on manufacturer specifications.
Specifications
- Zener Voltage: 10V
- Power Dissipation: 1.5W
- Operating Temperature Range: -65°C to +150°C
- Storage Temperature Range: -65°C to +175°C
Detailed Pin Configuration
The 1SMA4740HM2G has two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.
Functional Features
- Voltage Regulation: Provides stable voltage output under specified conditions.
- Transient Suppression: Protects against voltage spikes and transients.
Advantages and Disadvantages
Advantages
- Precise Voltage Regulation
- High Power Dissipation Capability
- Compact Surface Mount Package
Disadvantages
- Limited Voltage Range
- Sensitivity to Overcurrent Conditions
Working Principles
The 1SMA4740HM2G operates based on the principle of the Zener effect, where it maintains a constant voltage across its terminals when operated within its specified current and power dissipation limits.
Detailed Application Field Plans
This product finds applications in various fields such as: - Power Supplies - Voltage Regulators - Surge Protection Circuits - Electronic Equipment
Detailed and Complete Alternative Models
Some alternative models to the 1SMA4740HM2G include: - 1N4740A - BZX85C10 - MMSZ5240B
In conclusion, the 1SMA4740HM2G is a vital component in electronic circuits, providing voltage regulation and transient suppression capabilities. Its compact size and high power dissipation make it suitable for a wide range of applications, despite its limitations in voltage range and sensitivity to overcurrent conditions.
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What is 1SMA4740HM2G?
- 1SMA4740HM2G is a surface mount, high-power 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 peak pulse power of 1SMA4740HM2G?
- The maximum peak pulse power of 1SMA4740HM2G is 400 watts.
What is the breakdown voltage of 1SMA4740HM2G?
- The breakdown voltage of 1SMA4740HM2G is 40 volts.
What are the typical applications of 1SMA4740HM2G?
- Typical applications of 1SMA4740HM2G include protection of telecommunications equipment, automotive electronics, industrial control systems, and consumer electronics from voltage transients.
What is the operating temperature range of 1SMA4740HM2G?
- The operating temperature range of 1SMA4740HM2G is -55°C to +150°C.
What is the package type of 1SMA4740HM2G?
- 1SMA4740HM2G is available in a DO-214AC (SMA) package.
What is the clamping voltage of 1SMA4740HM2G?
- The clamping voltage of 1SMA4740HM2G is typically 64.5 volts at 10A.
Is 1SMA4740HM2G RoHS compliant?
- Yes, 1SMA4740HM2G is RoHS compliant, making it suitable for use in environmentally sensitive applications.
Can 1SMA4740HM2G be used for surge protection in power supply units?
- Yes, 1SMA4740HM2G can be used for surge protection in power supply units to safeguard against voltage spikes and surges.
What are the key features of 1SMA4740HM2G?
- The key features of 1SMA4740HM2G include low clamping voltage, fast response time, high surge capability, and compatibility with automated placement equipment.