Overview
The 1SMB15CAT3G is a high-performance, bidirectional Transient Voltage Suppressor (TVS) produced by Littelfuse Inc. This component is designed to protect voltage-sensitive components from high voltage, high energy transients. It features excellent clamping capability, high surge capability, low zener impedance, and a fast response time, making it ideal for various industrial and consumer applications.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Peak Power Dissipation @ TL = 25°C, Pulse Width = 1 ms | PPK | 600 | W |
| Working Peak Reverse Voltage | VRWM | 15 V | V |
| Breakdown Voltage @ IT | VBR | 17.58 V | V |
| Maximum Reverse Leakage Current @ VRWM | IR | 5.0 µA | µA |
| Clamping Voltage @ Peak Pulse Current | VC | 24.4 V | V |
| ESD Rating | - | > 16 kV (Class 3) per Human Body Model | - |
| Response Time | - | < 1 ns | - |
| Operating and Storage Temperature Range | TJ, Tstg | -65 to +150 °C | °C |
Key Features
- Excellent clamping capability and high surge capability.
- Low zener impedance and fast response time (< 1 ns).
- ESD Rating of Class 3 (> 16 kV) per Human Body Model.
- Low leakage current (< 5 µA above 10 V).
- Pb-free packages available.
- AEC-Q101 qualified and PPAP capable for automotive and other critical applications.
- UL 497B recognition for isolated loop circuit protection.
- Void-free, transfer-molded, thermosetting plastic case with corrosion-resistant surfaces and readily solderable leads.
Applications
The 1SMB15CAT3G is ideally suited for use in various applications, including:
- Communication systems.
- Automotive systems.
- Numerical and process controls.
- Medical equipment.
- Business machines.
- Power supplies.
- Industrial and consumer electronics.
Q & A
- What is the primary function of the 1SMB15CAT3G?
The primary function of the 1SMB15CAT3G is to protect voltage-sensitive components from high voltage, high energy transients.
- What is the peak power dissipation of the 1SMB15CAT3G?
The peak power dissipation is 600 Watts at a pulse width of 1 ms.
- What is the working peak reverse voltage (VRWM) of the 1SMB15CAT3G?
The working peak reverse voltage (VRWM) is 15 V.
- What is the breakdown voltage (VBR) of the 1SMB15CAT3G?
The breakdown voltage (VBR) is 17.58 V.
- What is the ESD rating of the 1SMB15CAT3G?
The ESD rating is Class 3 (> 16 kV) per Human Body Model.
- What is the response time of the 1SMB15CAT3G?
The response time is typically less than 1 ns.
- What are the operating and storage temperature ranges for the 1SMB15CAT3G?
The operating and storage temperature ranges are -65 to +150 °C.
- Is the 1SMB15CAT3G AEC-Q101 qualified?
- Does the 1SMB15CAT3G have UL recognition?
- What types of applications is the 1SMB15CAT3G suitable for?
The 1SMB15CAT3G is suitable for communication systems, automotive systems, numerical and process controls, medical equipment, business machines, power supplies, and other industrial and consumer electronics.
