Manufacturer Part Number
1SMB51AT3G
Manufacturer
littelfuse
Introduction
The 1SMB51AT3G is a Zener diode designed specifically for transient voltage suppression (TVS). It excels at protecting sensitive electronics from voltage spikes and surges.
Product Features and Performance
Unidirectional transient voltage suppression
Surface mount DO-214AA, SMB package for space-saving installation
Zener type diode for effective voltage clamping
Operates efficiently within a wide temperature range of -65°C to 150°C
Product Advantages
High surge capability of 600W peak pulse power for robust protection
Low incremental surge resistance
Fast response time to transient over-voltages
Minimal capacitance of 345pF @ 1MHz, ensuring signal integrity
Key Technical Parameters
Voltage Reverse Standoff (Typ): 51V
Voltage Breakdown (Min): 56.7V
Voltage Clamping (Max) @ Ipp: 82.4V
Current Peak Pulse (10/1000µs): 7.3A
Power Peak Pulse: 600W
Operates within a wide temperature range: -65°C to 150°C
Quality and Safety Features
The diode's robust construction ensures reliable operation and longevity even in harsh conditions.
Compatibility
Designed for general-purpose applications
Compatible with surface mount technology for easy integration into various circuits
Application Areas
Protection of sensitive electronics in consumer, industrial, and automotive sectors
Ideal for situations where space is at a premium and high surge capability is required
Product Lifecycle
This product is marked as obsolete, indicating it may no longer be produced or supported by littelfuse
Users should consult littelfuse for potential replacements or upgrades
Several Key Reasons to Choose This Product
The device's high surge protection capability provides exceptional protection against transient over-voltages, ensuring the safety of sensitive components.
Offers a balance between high protection level and minimal signal distortion, making it suitable for a broad range of applications.
Its obsolete status might make it more attractive for specific legacy applications where newer alternatives are not compatible.
The device's wide operating temperature range ensures reliable performance across various environments.
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