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onsemi Zener Diode 39 V 3 W Surface Mount DO-214AA Package 2-Pin Single Element 1SMB5939BT3G
Specifications
| Country of Origin | India |
|---|---|
| Brand | onsemi |
| Height | 2.47mm |
| Length | 5.6mm |
| Model | 1SMB5939BT3G |
| Mount Type | Surface |
| Maximum Operating Temperature | 150°C |
| Package Type | DO-214AA |
| Minimum Operating Temperature | -65°C |
| Standards/Approvals | RoHS |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Automotive Standard | AEC-Q101 |
| Maximum Power Dissipation Pd | 3W |
| Diode Configuration | Single |
| Test Current It | 9.6mA |
| Maximum Reverse Leakage Current | 1μA |
| Nominal Zener Voltage Vz | 39V |
| Zener Type | Voltage Regulator |
| Maximum Zener Impedance | 45Ω |
Key Features
- Single element diode configuration suitable for discrete semiconductor circuits.
- Nominal Zener voltage of 39 V with ±5% tolerance ensuring stable voltage.
- Maximum power dissipation of 3 Watts for efficient heat handling.
- Compact DO-214AA package with 2 pins, optimized for surface mount applications.
- Test current rating of 9.6 mA and maximum impedance of 45 ohms.
- Operating temperature range from -65°C to 150°C suitable for industrial and automotive uses.
- Low reverse leakage current of 1 μA to minimize power loss.
- Compliant with RoHS and meets automotive standard AEC-Q101.
Product Description
The onsemi 1SMB5939BT3G is a high-reliability Zener diode designed for voltage regulation within power management circuits. Featuring a nominal Zener voltage of 39 volts and power dissipation up to 3 watts, it is suitable for a variety of industrial, automotive, and electronic applications requiring robust voltage stabilization and surge protection.
This diode employs a single diode element configuration packaged in a surface mount DO-214AA form factor. It uses 2 pins optimized for compact PCB designs and automated assembly processes. The device operates efficiently at temperatures ranging from -65°C to 150°C, proving suitable for environments exposed to extreme thermal conditions.
Key technical characteristics include a test current of 9.6 mA, a maximum Zener impedance of 45 ohms, and a low maximum reverse leakage current of 1 microampere, ensuring minimal power loss and consistent voltage regulation.
Compliance with RoHS directives and conformance to the automotive AEC-Q101 standard make this diode a reliable component choice for automotive electronics and industrial power circuits.
Single diode configuration designed for voltage regulation. 39 V nominal Zener voltage with ±5% tolerance for precision performance. 3 W maximum power dissipation for sustained operation under load. Surface mount DO-214AA package for easy PCB integration.
Wide operating temperature range from -65°C to 150°C for varied applications. Low reverse leakage current enhances energy efficiency. Meets RoHS and automotive standard AEC-Q101 for quality assurance.
This diode is ideal for use in industrial machines, automotive electronics, telecommunications equipment, power supplies, and embedded systems where reliable voltage regulation and protection are mandatory. Its compact package and electrical characteristics offer design flexibility for engineers and manufacturers.
Explore more high-quality Zener Diodes and semiconductor components in the onsemi product range on EnvMart for trusted performance in demanding electronic applications.
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Frequently Asked Questions
The nominal Zener voltage of this diode is 39 volts with a tolerance of ±5%.
The maximum power dissipation for this model is 3 watts, allowing for efficient heat handling during operation.
This Zener diode operates within a temperature range of -65°C to 150°C, making it suitable for various industrial and automotive applications.
The maximum reverse leakage current for this diode is 1 microampere, which helps minimize power loss.
This diode is packaged in a surface mount DO-214AA package, optimized for compact PCB designs.
The 1SMB5939BT3G features a 2-pin configuration, suitable for surface mount applications.
The maximum Zener impedance for this model is 45 ohms, ensuring stable voltage regulation.
The test current rating for this Zener diode is 9.6 mA, which is important for its operation in voltage regulation applications.
Yes, this diode is RoHS compliant and meets the automotive standard AEC-Q101.
The 1SMB5939BT3G uses a single element diode configuration, designed specifically for voltage regulation.
This Zener diode is suitable for use in industrial machines, automotive electronics, telecommunications equipment, and power supplies where reliable voltage regulation is necessary.
The country of origin for this diode is India.
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