Overview
The 1SMB16AT3 is a Transient Voltage Suppressor (TVS) diode manufactured by onsemi. This component is designed to protect voltage-sensitive components from high voltage and high energy transients. It is part of the SMB series, known for its excellent clamping capability, high surge capability, and fast response time. The 1SMB16AT3 is suitable for a wide range of applications, including communication systems, automotive, numerical controls, process controls, medical equipment, and power supplies.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer Part Number | 1SMB16AT3 |
| Manufacturer | onsemi (formerly AMI Semiconductor) |
| Description | TVS DIODE 16V 26V SMB |
| Package / Case | DO-214AA, SMB |
| Voltage - Reverse Standoff (Typ) | 16V |
| Voltage - Clamping (Max) @ Ipp | 26V |
| Voltage - Breakdown (Min) | 17.8V |
| Unidirectional Channels | 1 |
| Type | Zener |
| Power - Peak Pulse | 600W |
| Current - Peak Pulse (10/1000µs) | 23.1A |
| Capacitance @ Frequency | 965pF @ 1MHz |
| Operating Temperature | -65°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Lead Free Status / RoHS Status | Contains lead / RoHS non-compliant |
Key Features
- Excellent clamping capability to protect against high voltage and high energy transients.
- High surge capability and fast response time.
- Unidirectional channel protection.
- Surface mount package (DO-214AA, SMB) for easy integration into various systems.
- Peak pulse power of 600W and peak pulse current of 23.1A.
- Operating temperature range from -65°C to 150°C.
- Low leakage current (< 5.0 µA above 10 V).
- Compliance with industry standards (e.g., UL 497B for isolated loop circuit protection).
- ESD rating of Class 3 (> 16 kV) per Human Body Model.
Applications
The 1SMB16AT3 is versatile and can be used in a variety of applications, including:
- Communication systems
- Automotive systems
- Numerical controls
- Process controls
- Medical equipment
- Power supplies
- General purpose voltage spike suppression in electronic equipment
Q & A
- What is the primary function of the 1SMB16AT3?
The primary function of the 1SMB16AT3 is to protect voltage-sensitive components from high voltage and high energy transients.
- What is the peak pulse power of the 1SMB16AT3?
The peak pulse power of the 1SMB16AT3 is 600W.
- What is the operating temperature range of the 1SMB16AT3?
The operating temperature range of the 1SMB16AT3 is from -65°C to 150°C.
- What type of package does the 1SMB16AT3 use?
The 1SMB16AT3 uses a surface mount package (DO-214AA, SMB).
- Is the 1SMB16AT3 RoHS compliant?
No, the 1SMB16AT3 contains lead and is not RoHS compliant.
- What is the maximum clamping voltage of the 1SMB16AT3?
The maximum clamping voltage of the 1SMB16AT3 is 26V at peak pulse current.
- What is the capacitance of the 1SMB16AT3 at 1MHz?
The capacitance of the 1SMB16AT3 at 1MHz is 965pF.
- What are some common applications for the 1SMB16AT3?
The 1SMB16AT3 is commonly used in communication systems, automotive systems, numerical controls, process controls, medical equipment, and power supplies.
- Does the 1SMB16AT3 have any specific certifications?
The 1SMB16AT3 complies with industry standards such as UL 497B for isolated loop circuit protection and has an ESD rating of Class 3 (> 16 kV) per Human Body Model.
- Is the 1SMB16AT3 still in production?
The 1SMB16AT3 is listed as obsolete, meaning its manufacturing lifespan has concluded.
