Overview
The 1SMB5918BT3 is a 3 Watt Plastic Surface Mount Zener Voltage Regulator produced by onsemi. This device is designed for general purpose voltage regulation applications and is part of a series that offers a wide range of zener voltages from 3.3 V to 200 V. The 1SMB5918BT3 is specifically rated for 5.1 V and is known for its reliability and robust design.
Key Specifications
| Attribute | Value |
|---|---|
| Power Dissipation | 500 mW |
| Forward (Drive) Current | 200 mA |
| Forward Voltage | 1.5 V |
| Reverse Current - Max | 5 µA |
| Working Voltage - Nom | 5.1 V |
| Package Style | SMB (DO-214AA) |
| Mounting Method | Surface Mount |
| ESD Rating | Class 3 (>16 kV) per Human Body Model |
| Maximum Lead Temperature For Soldering Purposes | 260°C for 10 Seconds |
| Flamability Rating | UL 94 V-0 |
Key Features
- Zener Voltage Range − 3.3 V to 200 V
- ESD Rating of Class 3 (>16 kV) per Human Body Model
- Flat Handling Surface for Accurate Placement
- Package Design for Top Side or Bottom Circuit Board Mounting
- Pb−Free Packages are Available
- Case: Void-free, transfer-molded plastic
- Finish: All external surfaces are corrosion resistant and leads are readily solderable
- Leads: Modified L−Bend providing more contact area to bond pads
- Polarity: Cathode indicated by polarity band
Applications
The 1SMB5918BT3 is designed for general purpose voltage regulation applications. It is suitable for use in a variety of electronic circuits where stable voltage regulation is required, such as in power supplies, voltage regulators, and protection circuits.
Q & A
- What is the power dissipation of the 1SMB5918BT3?
The power dissipation of the 1SMB5918BT3 is 500 mW. - What is the forward current rating of the 1SMB5918BT3?
The forward current rating of the 1SMB5918BT3 is 200 mA. - What is the working voltage of the 1SMB5918BT3?
The working voltage of the 1SMB5918BT3 is 5.1 V. - What is the package style of the 1SMB5918BT3?
The package style of the 1SMB5918BT3 is SMB (DO-214AA). - Is the 1SMB5918BT3 lead-free?
Yes, Pb−Free packages are available for the 1SMB5918BT3. - What is the ESD rating of the 1SMB5918BT3?
The ESD rating of the 1SMB5918BT3 is Class 3 (>16 kV) per Human Body Model. - What is the maximum lead temperature for soldering purposes?
The maximum lead temperature for soldering purposes is 260°C for 10 seconds. - What is the flamability rating of the 1SMB5918BT3?
The flamability rating of the 1SMB5918BT3 is UL 94 V-0. - How is the polarity indicated on the 1SMB5918BT3?
The polarity is indicated by a polarity band on the cathode side. - What are the typical applications of the 1SMB5918BT3?
The 1SMB5918BT3 is typically used in general purpose voltage regulation applications, such as in power supplies, voltage regulators, and protection circuits.
