1N3318RB
DIODE ZENER 19V 50W DO5Manufacturer: Microchip Technology
Categories: Single Zener Diodes
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Microchip Technology's 1N3318RB is a 50W Zener diode designed for demanding applications. This DO-5 package component offers a precise 19V Zener voltage with a ±5% tolerance, ensuring stable voltage regulation. Key specifications include a low reverse leakage of 10 µA at 13.7V and a maximum Zener impedance (Zzt) of 2.2 Ohms. With a robust 50W power dissipation capability and a wide operating temperature range of -65°C to 175°C, the 1N3318RB is suitable for power supply regulation, voltage clamping, and surge protection circuits. Its chassis/stud mount design facilitates efficient thermal management, making it a reliable choice for industrial control systems, automotive electronics, and high-power test equipment.
Additional Information
Series: -RoHS Status: RoHS Compliant By ExemptionManufacturer Lead Time: 35 week(s)Product Status: ActivePackaging: BulkDatasheet:Download Free CAD Model:
Technical Details:
| Tolerance | ±5% |
| Packaging | Bulk |
| Package / Case | DO-203AB, DO-5, Stud |
| Mounting Type | Chassis, Stud Mount |
| Operating Temperature | -65°C ~ 175°C |
| Voltage - Zener (Nom) (Vz) | 19 V |
| Impedance (Max) (Zzt) | 2.2 Ohms |
| Supplier Device Package | DO-5 |
| Power - Max | 50 W |
| Voltage - Forward (Vf) (Max) @ If | 1.5 V @ 10 A |
| Current - Reverse Leakage @ Vr | 10 µA @ 13.7 V |
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