Overview
The 1SMA5938BT3G is a 1.5 Watt Zener diode produced by onsemi, designed for general purpose voltage regulation applications. This device is part of the 1SMA59xxBT3G series, which offers a wide range of Zener breakdown voltages from 3.3 V to 68 V. It is particularly suited for voltage regulation, waveform clipping, and MOSFET gate protection. The device is also ideal for various end products due to its versatile characteristics.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Zener Breakdown Voltage | VZ | 36 V (Nominal) | V |
| Maximum Power Dissipation | P Max | 1.5 W | W |
| Reverse Current at VR | IR | 4.0 μA (Max) | μA |
| Forward Current | IF | 200 mA (Max) | mA |
| Forward Voltage | VF | 1.2 V (Max @ IF = 200 mA) | V |
| Operating and Storage Temperature Range | TJ, Tstg | -65 to +150 °C | °C |
| ESD Rating | - | Class 3 (> 16 kV) per Human Body Model | - |
| Package Type | - | DO-214-2 (SMA) | - |
| Flammability Rating | - | UL 94 V-0 | - |
| Maximum Case Temperature for Soldering | - | 260 °C for 10 seconds | °C |
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
- Pb-Free Packages: Available and compliant with environmental regulations
- AEC-Q101 Qualified and PPAP Capable: Suitable for automotive and other critical applications
- SZ Prefix: Indicates compliance with unique site and control change requirements for automotive and other applications
Applications
- Voltage Regulation: General purpose voltage regulation in various electronic circuits
- Waveform Clipping: Limiting voltage levels in signal processing and protection circuits
- MOSFET Gate Protection: Protecting MOSFET gates from overvoltage conditions
- General Usage Device: Suitable for many different end products requiring stable voltage references
Q & A
- What is the maximum power dissipation of the 1SMA5938BT3G Zener diode?
The maximum power dissipation is 1.5 W.
- What is the Zener breakdown voltage of the 1SMA5938BT3G?
The Zener breakdown voltage is 36 V (nominal).
- What is the ESD rating of the 1SMA5938BT3G?
The ESD rating is Class 3 (> 16 kV) per Human Body Model.
- What is the operating temperature range of the 1SMA5938BT3G?
The operating and storage temperature range is -65 to +150 °C.
- Is the 1SMA5938BT3G Pb-free?
- What package type does the 1SMA5938BT3G come in?
The 1SMA5938BT3G comes in a DO-214-2 (SMA) package.
- What is the maximum case temperature for soldering the 1SMA5938BT3G?
The maximum case temperature for soldering is 260 °C for 10 seconds.
- Is the 1SMA5938BT3G AEC-Q101 qualified?
- What are some common applications of the 1SMA5938BT3G?
- Can the 1SMA5938BT3G be used in automotive applications?
