1SMB5931BT3
DIODE ZENER 18V 3W SMBManufacturer: onsemi
Categories: Single Zener Diodes
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The onsemi 1SMB5931BT3 is a 3W Zener diode designed for voltage regulation applications. Featuring a nominal Zener voltage of 18V with a ±5% tolerance, this component offers a robust 3W power dissipation capability. Its surface mount SMB package (DO-214AA) ensures efficient thermal management and ease of integration into compact PCB designs. The diode exhibits a low reverse leakage current of 1 µA at 13.7V and a maximum Zener impedance of 12 Ohms. Operating across a wide temperature range of -65°C to 150°C, the 1SMB5931BT3 is suitable for demanding environments found in industrial control, automotive electronics, and power supply circuitry. It is supplied in Tape & Reel packaging.
Additional Information
Series: -RoHS Status: RoHS non-compliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)Download Free CAD Model:
Technical Details:
| Tolerance | ±5% |
| Packaging | Tape & Reel (TR) |
| Package / Case | DO-214AA, SMB |
| Mounting Type | Surface Mount |
| Operating Temperature | -65°C ~ 150°C |
| Voltage - Zener (Nom) (Vz) | 18 V |
| Impedance (Max) (Zzt) | 12 Ohms |
| Supplier Device Package | SMB |
| Power - Max | 3 W |
| Voltage - Forward (Vf) (Max) @ If | 1.5 V @ 200 mA |
| Current - Reverse Leakage @ Vr | 1 µA @ 13.7 V |
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