Overview
The 1SMB5915BT3G is a 3 Watt Plastic Surface Mount Zener Voltage Regulator Diode produced by onsemi. This component is part of the 1SMB59xxBT3G series, which offers a range of Zener voltages from 3.3 V to 200 V. The 1SMB5915BT3G is specifically designed for applications requiring a Zener voltage of 3.9 V. It features a robust design with high reliability and is suitable for various electronic circuits that need voltage regulation.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Zener Voltage @ IZT | VZ | 3.70 - 3.9 - 4.10 | V |
| Reverse Current @ IZT | IZT | 7.5 mA | mA |
| Maximum Zener Impedance @ IZT | ZZT | 96.1 Ω | Ω |
| Reverse Leakage Current @ VR | IR | 1 μA | μA |
| Maximum DC Zener Current | IZM | 500 mA | mA |
| Maximum Steady State Power Dissipation @ TL = 75°C | PD | 3.0 W | W |
| Thermal Resistance from Junction-to-Lead | RθJL | 25 °C/W | °C/W |
| Operating and Storage Temperature Range | TJ, Tstg | −65 to +150 °C | °C |
| ESD Rating | Class 3 (> 16 kV) per Human Body Model |
Key Features
- Zener Voltage Range: 3.3 V to 200 V, with this specific model at 3.9 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.
- AEC-Q101 Qualified and PPAP Capable.
- Pb-Free Devices.
- Corrosion-resistant external surfaces and readily solderable leads.
- Maximum Lead Temperature for Soldering: 260°C for 10 seconds.
Applications
The 1SMB5915BT3G is suitable for a variety of applications requiring voltage regulation, including:
- Voltage Regulation in Power Supplies.
- Overvoltage Protection in Electronic Circuits.
- Automotive and Industrial Control Systems.
- Consumer Electronics.
- Telecommunication Equipment.
Q & A
- What is the Zener voltage of the 1SMB5915BT3G?
The Zener voltage of the 1SMB5915BT3G is 3.9 V.
- What is the maximum steady state power dissipation of the 1SMB5915BT3G at TL = 75°C?
The maximum steady state power dissipation is 3.0 W.
- What is the ESD rating of the 1SMB5915BT3G?
The ESD rating is Class 3 (> 16 kV) per Human Body Model.
- Is the 1SMB5915BT3G Pb-Free?
- What is the operating and storage temperature range of the 1SMB5915BT3G?
The operating and storage temperature range is −65 to +150 °C.
- What is the thermal resistance from junction-to-lead for the 1SMB5915BT3G?
The thermal resistance from junction-to-lead is 25 °C/W.
- Is the 1SMB5915BT3G AEC-Q101 Qualified?
- What is the maximum lead temperature for soldering the 1SMB5915BT3G?
The maximum lead temperature for soldering is 260°C for 10 seconds.
- What are some common applications of the 1SMB5915BT3G?
- How is the Zener voltage measured for the 1SMB5915BT3G?
The Zener voltage is measured with the device junction in thermal equilibrium with ambient temperature at 25°C.
