Overview
The 1SMB5941BT3G 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 wide range of Zener voltage options from 3.3 V to 200 V. The 1SMB5941BT3G is specifically designed to provide a Zener voltage of 47 V, making it suitable for various voltage regulation and protection applications.
This diode is characterized by its high power dissipation capability, ESD rating, and robust package design. It is AEC-Q101 qualified and PPAP capable, ensuring reliability and compliance with automotive and other stringent application requirements.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Zener Voltage @ IZT | VZ | 44.65 - 47 - 49.35 | V |
| Reverse Current @ VZ | IZT | 67 | mA |
| Maximum Zener Impedance @ IZT | ZZT | 8 | Ω |
| Reverse Leakage Current @ VR | IR | 0.25 | μA |
| Maximum DC Zener Current | IZM | 1000 | mA |
| Maximum Steady State Power Dissipation @ TL = 75°C | PD | 3.0 | W |
| Thermal Resistance from Junction-to-Lead | RθJL | 25 | °C/W |
| Operating and Storage Temperature Range | TJ, Tstg | -65 to +150 | °C |
| ESD Rating | - | Class 3 (> 16 kV) per Human Body Model | - |
Key Features
- Zener Voltage Range: 44.65 V to 49.35 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 Device
- Corrosion Resistant and Readily Solderable Leads
- UL 94 V-0 Flammability Rating
Applications
- Voltage Regulation and Stabilization
- Overvoltage Protection
- Automotive Electronics
- Industrial Control Systems
- Consumer Electronics
- Telecommunication Equipment
Q & A
- What is the Zener voltage range of the 1SMB5941BT3G?
The Zener voltage range of the 1SMB5941BT3G is from 44.65 V to 49.35 V.
- What is the ESD rating of the 1SMB5941BT3G?
The ESD rating of the 1SMB5941BT3G is Class 3 (> 16 kV) per Human Body Model.
- What is the maximum steady state power dissipation of the 1SMB5941BT3G at TL = 75°C?
The maximum steady state power dissipation is 3.0 W at TL = 75°C.
- Is the 1SMB5941BT3G AEC-Q101 qualified?
- What is the operating and storage temperature range of the 1SMB5941BT3G?
The operating and storage temperature range is -65°C to +150°C.
- Is the 1SMB5941BT3G Pb-Free?
- What is the thermal resistance from junction-to-lead for the 1SMB5941BT3G?
The thermal resistance from junction-to-lead is 25°C/W.
- What are some common applications of the 1SMB5941BT3G?
- What is the flammability rating of the 1SMB5941BT3G?
- Can the 1SMB5941BT3G be used in life support systems or medical devices?
