Overview
The 1SMB5917BT3G is a 3 Watt Plastic Surface Mount Zener Voltage Regulator produced by onsemi. This device is part of the 1SMB59xxBT3G series, designed for general purpose voltage regulation applications. It offers a range of benefits including high power dissipation, ESD protection, and a robust package design.
Key Specifications
| Attribute | Value | Unit |
|---|---|---|
| Power Dissipation | 550 | mW |
| Forward (Drive) Current | 200 | mA |
| Forward Voltage | 1.5 | V |
| Reverse Current-Max | 5 | µA |
| Working Voltage-Nom | 4.7 | V |
| Package Style | SMB (DO-214AA) | |
| Mounting Method | Surface Mount | |
| Maximum Lead Temperature For Soldering Purposes | 260°C for 10 Seconds | |
| Leads | Modified L−Bend providing more contact area to bond pads | |
| Polarity | Cathode indicated by polarity band | |
| Flammability 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
- AEC−Q101 Qualified and PPAP Capable (for SZ-prefix devices)
- Void-free, transfer-molded plastic case
- All external surfaces are corrosion resistant and leads are readily solderable
Applications
The 1SMB5917BT3G is suitable for a variety of general purpose voltage regulation applications. It can be used in automotive and other industries requiring unique site and control change requirements. The device is also applicable in circuits where high power dissipation and ESD protection are necessary.
Q & A
- What is the power dissipation of the 1SMB5917BT3G? The power dissipation is 550 mW.
- What is the forward current rating of the 1SMB5917BT3G? The forward current rating is 200 mA.
- What is the nominal working voltage of the 1SMB5917BT3G? The nominal working voltage is 4.7 V.
- What is the package style of the 1SMB5917BT3G? The package style is SMB (DO-214AA).
- Is the 1SMB5917BT3G Pb-free? Yes, Pb-free packages are available.
- What is the ESD rating of the 1SMB5917BT3G? The ESD rating is Class 3 (> 16 kV) per Human Body Model.
- What is the maximum lead temperature for soldering purposes? The maximum lead temperature is 260°C for 10 seconds.
- How is the polarity indicated on the 1SMB5917BT3G? The polarity is indicated by a polarity band on the cathode.
- What is the flammability rating of the 1SMB5917BT3G? The flammability rating is UL 94 V−0.
- What are some typical applications of the 1SMB5917BT3G? Typical applications include general purpose voltage regulation in automotive and other industries.
