1SMA5939BT3G

The 1SMA5939BT3G is a surface-mount TVS diode from ON Semiconductor, designed for transient voltage suppression in electronic circuits. Key features:
- Voltage Rating: 5.9V (standoff)
- Peak Pulse Power: 600W (8/20µs waveform)
- Low Clamping Voltage: Protects sensitive components
- Unidirectional: Safeguards against positive voltage transients
- RoHS Compliant: Lead-free and environmentally friendly
Commonly used in consumer electronics, automotive systems, and industrial applications to protect against ESD, surges, and inductive load switching spikes. Its compact SMA/DO-214AC package makes it suitable for space-constrained designs.
For detailed specs, refer to the datasheet.

The 1SMA5939BT3G is a Zener diode primarily used for voltage regulation. Equivalent products include the Nexperia BZX84-C9V1 ON Semiconductor BZX84C9V1LT1G, and Diodes Incorporated BZX84C9V1-7. These components have similar Zener voltage ratings and power dissipation characteristics, making them suitable substitutes in most applications. Always check the datasheets to confirm compatibility with specific circuit requirements.

The 1SMA5939BT3G is a Zener diode manufactured by ON Semiconductor. It features a power dissipation of 1.5 watts and is designed for voltage regulation applications. This diode operates with a Zener voltage of 39 volts and maintains a tolerance of ±5%. It comes in a DO-214AC (SMA) package, which is compact and suitable for surface-mount applications, enhancing ease of integration into electronic circuits. The device provides a maximum reverse current of 5 µA at a voltage of 29.7 volts, contributing to efficient performance in reverse bias conditions. Its fast response time and stable thermal characteristics make it ideal for protecting sensitive electronic components from voltage spikes. The 1SMA5939BT3G is RoHS-compliant, ensuring it meets environmental and safety standards. This Zener diode is commonly used in power management, voltage stabilization, and reference applications.

The 1SMA5939BT3G is a Zener diode with a single pin configuration. It is designed for voltage regulation applications. The device typically comes in a DO-214AC (SMA) package, which has two terminals: an anode and a cathode.
The primary function of the 1SMA5939BT3G is to maintain a stable reference voltage across its terminals, making it useful for protecting sensitive electronic components from voltage spikes or for providing a stable voltage reference in electronic circuits. It is often used in power supply circuits and other applications requiring voltage regulation.
The "5939" in the part number indicates a specific Zener voltage, which in this case is approximately 39 volts. The "T3G" suffix typically refers to packaging or environmental specifications, such as being RoHS compliant.

The 1SMA5939BT3G is manufactured by ON Semiconductor, which is now known as onsemi. onsemi is a leading semiconductor company that focuses on energy-efficient electronics. They provide a wide range of products, including power and signal management, logic, discrete, and custom devices for various industries such as automotive, industrial, cloud power, and IoT. The company is known for its innovation in creating sustainable and efficient semiconductor solutions.

The 1SMA5939BT3G is a 5.6V Zener diode primarily used for voltage regulation and overvoltage protection in various electronic circuits. Key application areas include:
- Power Supplies: Stabilizing voltage in DC circuits.
- Consumer Electronics: Protecting sensitive components (e.g., in TVs, smartphones).
- Automotive Systems: Safeguarding ECUs and sensors from voltage spikes.
- Industrial Equipment: Ensuring stable voltage in control systems.
- Telecommunications: Surge protection in communication devices.
Its compact SMA package makes it suitable for space-constrained designs.

The 1SMA5939BT3G is a surface-mount Zener diode with a SMA (DO-214AC) package type. This package is designed for automated placement and is commonly used in various electronic applications requiring voltage regulation.