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Part No 1SMA5920BT3G
Manufacturer ON Semiconductor
Catalog Diodes - Zener - Single
Description DIODE ZENER 6.2V 1.5W SMA

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Pricing & Ordering $0.1249 Historical reference price : is the price that a customer announces that it is willing to pay for this component in the previous period, only for reference.
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Availability: 305,358 pieces
MOQ: 295 pcs
Order Increment : 1 pcs
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Products specifications

Categories Discrete Semiconductor Products
Manufacturer ON Semiconductor
Packaging Reel - TR
Status Active
Voltage - Zener (Nom) (Vz) 6.2V
Tolerance ±5%
Maximum Power Dissipation 1.5W
Impedance (Max) (Zzt) 2 Ohm
Current - Reverse Leakage @ Vr 2.5μA @ 4V
Voltage - Forward (Vf) (Max) @ If 1.5V @ 200mA
Temperature Range - Operating -65°C to 150°C
Mounting SMD (SMT)
Case / Package SMA
Win Source Part Number 005372-1SMA5920BT3G
Is this a common-used part? Yes
Popularity High
Fake Threat In the Open Market 80 pct.
Supply and Demand Status Balance
Application Field Used in Industrial
Family Name 1SMA5920B
Introduction Date August 30, 2005
Country of Origin Malaysia, Morocco, Vietnam
Halogen Free Compliant
Estimated EOL Date 2022
Alternative Parts
SZ1SMA5920BT3; 1SMA5920B;   SZ1SMA5920BT3G; 


Product Overview: 1SMA5920BT3G - ON Semiconductor

The 1SMA5920BT3G, from the reputable manufacturer ON Semiconductor, is a robust Zener diode designed for applications requiring voltage regulation and ESD protection. This high-performance device is a reliable solution for a wide range of electronic circuits, offering precision voltage control and stability in a compact SMA package.

Key Features

  • Voltage Range: The 1SMA5920BT3G provides a nominal Zener voltage of 6.2V, making it suitable for a variety of voltage regulation tasks in electronic circuits.
  • Power Dissipation: With a power dissipation rating of 1.5 watts, this Zener diode can handle significant power levels, which is ideal for protecting sensitive components from voltage spikes and surges.
  • High Surge Capability: The device is capable of withstanding surge currents, ensuring protection against transient voltage events that can potentially damage electronic components.
  • Package: Packaged in a low-profile SMA (DO-214AC) package, the 1SMA5920BT3G is designed for surface-mount technology (SMT), which allows for efficient assembly and space-saving on PCBs.
  • Temperature Stability: The Zener diode offers excellent stability over a broad temperature range, ensuring consistent performance even under varying environmental conditions.


The 1SMA5920BT3G is versatile and can be used in numerous applications, such as:

  • Voltage regulation modules in power supplies
  • Overvoltage and transient voltage protection circuits
  • Consumer electronics such as TVs, computers, and mobile devices
  • Telecommunication equipment
  • Automotive and industrial control systems

Quality and Reliability

ON Semiconductor is known for its commitment to quality, and the 1SMA5920BT3G is no exception. It is manufactured to meet strict industry standards, ensuring high reliability and performance. The device also complies with RoHS directives, making it an environmentally friendly choice for modern electronic designs.

In summary, the 1SMA5920BT3G Zener diode from ON Semiconductor is an essential component for designers looking for a reliable voltage regulation solution. Its combination of power capacity, surge tolerance, and temperature stability, packaged in a convenient SMA outline, makes it an excellent choice for a wide array of electronic applications.

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