1SMA5937BT3
DIODE ZENER 33V 1.5W SMAManufacturer: onsemi
Categories: Single Zener Diodes
Quality Control: Learn More
The onsemi 1SMA5937BT3 is a Zener diode from the 1SMA59xxBT3G series, offering a precise 33V nominal breakdown voltage with a ±5% tolerance. This component is designed for surface mount applications, housed in a compact DO-214AC, SMA package. It features a maximum power dissipation of 1.5W and a low reverse leakage current of 500 nA at 25.1V. The Zener impedance (Zzt) is rated at a maximum of 33 Ohms. The forward voltage (Vf) is 1.2V at 200mA. This device operates across a wide temperature range of -65°C to 150°C and is supplied in Tape & Reel packaging. It is commonly utilized in power supply regulation, voltage clamping, and surge protection circuits across various industrial and consumer electronics applications.
Additional Information
Series: 1SMA59xxBT3GRoHS 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-214AC, SMA |
| Mounting Type | Surface Mount |
| Operating Temperature | -65°C ~ 150°C |
| Voltage - Zener (Nom) (Vz) | 33 V |
| Impedance (Max) (Zzt) | 33 Ohms |
| Supplier Device Package | SMA |
| Grade | - |
| Power - Max | 1.5 W |
| Voltage - Forward (Vf) (Max) @ If | 1.2 V @ 200 mA |
| Current - Reverse Leakage @ Vr | 500 nA @ 25.1 V |
| Qualification | - |