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Part No 1SMA5934BT3G
Manufacturer ON Semiconductor
Catalog Diodes - Zener - Single
Description DIODE ZENER 24V 1.5W SMA
Rohs State Need to verify

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Pricing & Ordering $0.2035 Historical reference price : is the price that a customer announces that it is willing to pay for this component in the previous period, only for reference.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: 193,000 pieces
MOQ: 195 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) 24V
Tolerance ±5%
Maximum Power Dissipation 1.5W
Impedance (Max) (Zzt) 19 Ohm
Current - Reverse Leakage @ Vr 500nA @ 18.2V
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 075055-1SMA5934BT3G
Is this a common-used part? Yes
Popularity High
Fake Threat In the Open Market 85 pct.
Supply and Demand Status Sufficient
Application Field Used in Industrial
Family Name 1SMA5934B
Introduction Date July 15, 1996
Country of Origin China, Malaysia, Morocco
Halogen Free Compliant
Estimated EOL Date 2022
Alternative Parts
SZ1SMA5934BT3; 1SMA5934B;  1SMA5934BT3; 


The 1SMA5934BT3G from ON Semiconductor is a high-quality Zener diode designed for a wide range of applications. This surface-mount diode is part of the SMA series and is packaged in a convenient SMA DO-214AC package, making it suitable for automated assembly processes and space-constrained applications.

Key Features

  • Voltage Regulation: The diode offers excellent voltage regulation with a nominal Zener voltage of 30V, ensuring stable performance across various conditions.
  • Power Dissipation: It has a power dissipation rating of 1.5 watts, making it capable of handling moderate power levels in circuit protection or voltage regulation tasks.
  • High Surge Capability: This component is designed to withstand surge currents, providing reliable protection against voltage spikes and transients.
  • Low Leakage Current: The low leakage current characteristic of this diode ensures minimal power loss and high efficiency in operation.
  • Tolerance: The Zener voltage tolerance is ±5%, which allows for precise voltage control and stabilization in electronic circuits.


The 1SMA5934BT3G is versatile and can be used in a variety of electronic circuits. Common applications include:

  • Voltage regulation in power supplies
  • Protection circuits for sensitive electronics
  • Clamping circuits for voltage spikes suppression
  • Reference elements in precision circuits
  • Switching operations in consumer and industrial electronics

Quality and Reliability

ON Semiconductor is known for its commitment to quality, and the 1SMA5934BT3G is no exception. Each diode is rigorously tested to ensure it meets the high standards expected of ON Semiconductor products. Customers can rely on this Zener diode for consistent performance and long-term reliability in their electronic designs.

Environmental Compliance

The 1SMA5934BT3G complies with RoHS (Restriction of Hazardous Substances) directives, indicating that it is free from many harmful substances commonly used in electronic components. This compliance reflects ON Semiconductor's dedication to environmental responsibility and the production of eco-friendly products.

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