Overview
The 1SMA5914BT3G is a 1.5 Watt plastic surface mount Zener voltage regulator produced by onsemi. This device is designed for general purpose voltage regulation applications, including voltage regulation, waveform clipping, and MOSFET gate protection. It is suitable for a wide range of end products due to its robust design and versatile specifications.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Reverse Zener Voltage @ IZT | VZ | 3.42 - 3.78 | V |
| Maximum Zener Impedance @ IZT | ZZT | 104.2 | Ω |
| Reverse Current @ VR | IR | 1.0 μA | μA |
| Maximum DC Zener Current | IZM | 500 mA | mA |
| DC Power Dissipation @ TL = 75°C | PD | 1.5 W | W |
| Thermal Resistance, Junction-to-Lead | RθJL | 50 °C/W | °C/W |
| Operating and Storage Temperature Range | TJ, Tstg | -65 to +150 °C | °C |
| Maximum Case Temperature for Soldering Purposes | 260 °C for 10 seconds | °C | |
| ESD Rating | Class 3 (> 16 kV) per Human Body Model | ||
| Package Type | SMA-2 | ||
| Flammability Rating | UL 94 V–0 |
Key Features
- Standard Zener Breakdown Voltage Range: 3.3 V to 68 V
- ESD Rating: Class 3 (> 16 kV) per Human Body Model
- Flat Handling Surface: For accurate placement
- Package Design: Suitable for top side or bottom circuit board mounting
- Low Profile Package: Ideal for space-constrained applications
- Ideal Replacement for MELF Packages: Compatible with existing designs
- AEC-Q101 Qualified and PPAP Capable: Suitable for automotive and other critical applications
- SZ Prefix: Indicates automotive and other applications requiring unique site and control change requirements
- Pb-Free Packages: Environmentally friendly and compliant with RoHS standards
Applications
- Voltage Regulation: Stabilizing voltage levels in various electronic circuits
- Waveform Clipping: Limiting voltage peaks in signal processing applications
- MOSFET Gate Protection: Protecting MOSFET gates from voltage spikes and overvoltages
- General Purpose Usage: Suitable for a wide range of electronic devices and systems
- Automotive and Industrial Applications: Due to its AEC-Q101 qualification and robust design
Q & A
- What is the maximum power dissipation of the 1SMA5914BT3G?
The maximum power dissipation is 1.5 W at TL = 75°C.
- What is the reverse Zener voltage range for the 1SMA5914BT3G?
The reverse Zener voltage range is 3.42 V to 3.78 V.
- What is the ESD rating of the 1SMA5914BT3G?
The ESD rating is Class 3 (> 16 kV) per Human Body Model.
- What is the operating temperature range for the 1SMA5914BT3G?
The operating and storage temperature range is -65 to +150 °C.
- Is the 1SMA5914BT3G AEC-Q101 qualified?
- What is the package type of the 1SMA5914BT3G?
The package type is SMA-2.
- Is the 1SMA5914BT3G Pb-Free?
- What are some common applications of the 1SMA5914BT3G?
- What is the maximum case temperature for soldering purposes?
- What is the flammability rating of the 1SMA5914BT3G?
