Overview
The 1N5333B is a 5 Watt Surmetic 40 Zener Voltage Regulator produced by Onsemi. This component is part of the 1N53 series, which offers a range of Zener diodes with tight voltage limits and superior operating characteristics due to their silicon-oxide passivated junctions. The 1N5333B is packaged in an axial lead, transfer-molded plastic case, providing protection in various environmental conditions.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage (VZ) | 3.14 - 3.47 | V |
| Reverse Current (IZT) | 20 | mA |
| Maximum Zener Impedance (ZZT) | 380 | Ω |
| Reverse Leakage Current (IR) | 1 | μA |
| Maximum Surge Current (IR) | 180 W @ 8.3 ms | W |
| Operating and Storage Temperature Range | -65 to +200 | °C |
| Maximum Steady State Power Dissipation | 5 W | W |
| Junction-to-Lead Thermal Resistance | 40 °C/W | °C/W |
Key Features
- Zener Voltage Range: 3.3 V to 200 V
- ESD Rating of Class 3 (>16 kV) per Human Body Model
- Surge Rating of up to 180 W @ 8.3 ms
- Maximum Limits Guaranteed on up to Six Electrical Parameters
- Pb-Free Packages are Available
- Corrosion-resistant external surfaces and readily solderable leads
- Maximum Lead Temperature for Soldering: 260°C, 1/16 in. from the case for 10 seconds
Applications
The 1N5333B Zener diode is suitable for various applications requiring voltage regulation, such as in power supplies, voltage stabilizers, and surge protectors. It is also used in electronic circuits that need to regulate voltage levels and protect against voltage spikes.
Q & A
- What is the Zener voltage range of the 1N5333B? The Zener voltage range of the 1N5333B is 3.14 V to 3.47 V.
- What is the maximum power dissipation of the 1N5333B? The maximum steady state power dissipation is 5 W.
- What is the ESD rating of the 1N5333B? The ESD rating is Class 3 (>16 kV) per Human Body Model.
- What is the surge rating of the 1N5333B? The surge rating is up to 180 W @ 8.3 ms.
- What is the operating temperature range of the 1N5333B? The operating and storage temperature range is -65°C to +200°C.
- Is the 1N5333B available in Pb-Free packages? Yes, Pb-Free packages are available.
- What is the maximum lead temperature for soldering? The maximum lead temperature for soldering is 260°C, 1/16 in. from the case for 10 seconds.
- What are the typical applications of the 1N5333B? Typical applications include power supplies, voltage stabilizers, and surge protectors.
- What is the junction-to-lead thermal resistance of the 1N5333B? The junction-to-lead thermal resistance is 40 °C/W.
- How is the polarity of the 1N5333B indicated? The polarity is indicated by a polarity band on the cathode side.
