1SMA5949HR3G
Product Overview
Category
The 1SMA5949HR3G belongs to the category of surface mount silicon Zener diodes.
Use
It is primarily used for voltage regulation and transient suppression in electronic circuits.
Characteristics
- Low leakage current
- High reliability
- Fast response time
- Wide voltage range
Package
The 1SMA5949HR3G is available in a SMA package.
Essence
The essence of this product lies in its ability to provide precise voltage regulation and protect electronic circuits from voltage spikes.
Packaging/Quantity
The 1SMA5949HR3G is typically packaged in reels with quantities varying based on manufacturer specifications.
Specifications
- Zener Voltage: 12V
- Power Dissipation: 1.5W
- Operating Temperature Range: -65°C to +150°C
- Forward Voltage: 1.5V
- Reverse Leakage Current: 5µA
Detailed Pin Configuration
The 1SMA5949HR3G has two pins: 1. Anode (A) 2. Cathode (K)
Functional Features
- Precise voltage regulation
- Transient suppression
- Protection against voltage spikes
Advantages
- Low leakage current ensures minimal power loss
- High reliability for consistent performance
- Fast response time for rapid protection
Disadvantages
- Limited to specific voltage range
- May require additional components for certain applications
Working Principles
The 1SMA5949HR3G operates based on the Zener effect, where it maintains a constant voltage across its terminals when reverse biased, effectively regulating the voltage in the circuit.
Detailed Application Field Plans
This product finds extensive use in various electronic devices such as power supplies, communication equipment, and automotive electronics. It is particularly valuable in protecting sensitive components from voltage transients.
Detailed and Complete Alternative Models
- 1N4742A
- BZX55C12
- MMSZ5248BT1G
In conclusion, the 1SMA5949HR3G is a crucial component in electronic circuits, providing precise voltage regulation and transient suppression. Its characteristics, specifications, and functional features make it an essential part of many electronic devices, especially those requiring protection from voltage spikes and precise voltage control.
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What is 1SMA5949HR3G?
- 1SMA5949HR3G is a high-reliability, low-voltage, 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 1SMA5949HR3G?
- The maximum working voltage of 1SMA5949HR3G is 40V.
What is the peak pulse power of 1SMA5949HR3G?
- The peak pulse power of 1SMA5949HR3G is 400W.
What are the typical applications of 1SMA5949HR3G?
- Typical applications of 1SMA5949HR3G include protection of portable electronics, automotive electronics, industrial control systems, and telecommunications equipment.
What is the operating temperature range of 1SMA5949HR3G?
- The operating temperature range of 1SMA5949HR3G is -55°C to +150°C.
What is the package type of 1SMA5949HR3G?
- 1SMA5949HR3G is available in a DO-214AC (SMA) package.
What is the clamping voltage of 1SMA5949HR3G?
- The clamping voltage of 1SMA5949HR3G at its peak pulse current is typically 64.4V.
How does 1SMA5949HR3G provide protection to electronic circuits?
- 1SMA5949HR3G diverts excessive current away from sensitive components, limiting the voltage across them to safe levels during transient events.
Can 1SMA5949HR3G be used for surge protection in power supply units?
- Yes, 1SMA5949HR3G can be used to protect power supply units from voltage surges and transients.
Is 1SMA5949HR3G compliant with industry standards for reliability and performance?
- Yes, 1SMA5949HR3G is compliant with industry standards such as AEC-Q101 for automotive applications and is designed for high reliability in harsh environments.