Overview
The 1SMB5919BT3G is a 3.0 W Zener diode produced by onsemi, designed for general purpose voltage regulation applications. This device is part of the 1SMB59xxBT3G series, which offers a wide range of Zener voltages from 3.3 V to 200 V. It is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other applications requiring unique site and control change requirements.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage (VZ) | 5.32 - 5.88 | V |
| Nominal Zener Voltage | 5.6 | V |
| Maximum DC Zener Current (IZM) | 66.9 | mA |
| Reverse Leakage Current (IR) | 5 | μA |
| Maximum Zener Impedance (ZZT) | 2 | Ω |
| ESD Rating | Class 3 (>16 kV) per Human Body Model | |
| Package Type | SMB (DO-214AA) | |
| Maximum Case Temperature for Soldering | 260°C for 10 seconds | |
| Flammability Rating | UL 94 V-0 | |
| Pb-Free | Yes |
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
- Void-free, transfer-molded plastic case with corrosion-resistant surfaces and readily solderable leads
- Modified L-Bend leads providing more contact area to bond pads
- Cathode indicated by molded polarity notch
- AEC-Q101 Qualified and PPAP Capable
- SZ Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements
Applications
- Voltage Regulation
- Waveform Clipping
- MOSFET Gate Protection
- General Usage in Various End Products
Q & A
- What is the Zener voltage range of the 1SMB5919BT3G?
The Zener voltage range of the 1SMB5919BT3G is 5.32 V to 5.88 V, with a nominal voltage of 5.6 V. - What is the maximum DC Zener current (IZM) for this device?
The maximum DC Zener current (IZM) is 66.9 mA. - What is the ESD rating of the 1SMB5919BT3G?
The ESD rating is Class 3 (>16 kV) per Human Body Model. - What type of package does the 1SMB5919BT3G use?
The package type is SMB (DO-214AA). - Is the 1SMB5919BT3G Pb-Free?
Yes, the 1SMB5919BT3G is Pb-Free. - What is the maximum case temperature for soldering purposes?
The maximum case temperature for soldering purposes is 260°C for 10 seconds. - What are some common applications of the 1SMB5919BT3G?
Common applications include voltage regulation, waveform clipping, MOSFET gate protection, and general usage in various end products. - Is the 1SMB5919BT3G suitable for automotive applications?
Yes, it is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other applications requiring unique site and control change requirements. - What is the flammability rating of the 1SMB5919BT3G?
The flammability rating is UL 94 V-0. - How is the polarity indicated on the 1SMB5919BT3G?
The polarity is indicated by a molded polarity notch.
