Overview
The 1SMA33AT3G is a surface mount Transient Voltage Suppressor (TVS) diode from ON Semiconductor, designed to protect voltage-sensitive components from high voltage and high energy transients. This unidirectional diode is part of the SMA series, known for its excellent clamping capability, high surge capability, and fast response time. It is housed in a compact DO-214AC-2 package, making it suitable for space-constrained designs requiring reliable voltage protection.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Working Peak Reverse Voltage (VRWM) | 33 V | V |
| Breakdown Voltage (VBR) @ IT | 38.65 V | V |
| Clamping Voltage @ IPP | 53.3 V | V |
| Peak Pulse Power Dissipation (PPK) | 400 W @ 1 ms | W |
| Maximum Reverse Leakage Current @ VRWM | 2.5 µA | µA |
| ESD Rating | 16 kV (Human Body Model) | kV |
| Response Time | < 1 ns | ns |
| Diode Capacitance (Cd) | 375 pF | pF |
| Minimum Operating Temperature | -65°C | °C |
| Maximum Operating Temperature | +150°C | °C |
| Package / Case | DO-214AC-2 |
Key Features
- 33V Voltage Range: Provides voltage regulation and transient suppression up to 33V.
- Low Reverse Leakage Current: Ensures minimal current flow in reverse bias conditions.
- Fast Response Time: Offers quick response to transient voltage spikes for effective protection.
- Compact SMA Package: Housed in a compact SMA package for space-efficient designs.
- Reliable Voltage Protection: Designed for reliable voltage protection in a variety of applications.
Applications
The 1SMA33AT3G is suitable for various applications requiring voltage regulation and transient voltage suppression up to 33V. These include:
- Voltage Regulation: Ideal for voltage regulation in electronic circuits and systems.
- Transient Voltage Suppression: Used for protecting sensitive components from voltage spikes and transients.
- Overvoltage Protection: Suitable for overvoltage protection in power supplies and communication systems.
Q & A
- Q: What is the maximum power dissipation of the 1SMA33AT3G?
A: The 1SMA33AT3G has a maximum power dissipation rating of 400 W @ 1 ms. - Q: Can the 1SMA33AT3G be used for ESD protection?
A: While primarily designed for voltage regulation and transient suppression, the 1SMA33AT3G may offer some level of ESD protection depending on the application. Consult the datasheet for further details. - Q: What is the breakdown voltage of the 1SMA33AT3G?
A: The breakdown voltage (VBR) of the 1SMA33AT3G is 38.65 V. - Q: What is the clamping voltage of the 1SMA33AT3G?
A: The clamping voltage @ IPP of the 1SMA33AT3G is 53.3 V. - Q: What is the response time of the 1SMA33AT3G?
A: The response time of the 1SMA33AT3G is typically less than 1 ns. - Q: What is the package type of the 1SMA33AT3G?
A: The 1SMA33AT3G is housed in a DO-214AC-2 package. - Q: What are the operating temperature ranges for the 1SMA33AT3G?
A: The operating temperature range for the 1SMA33AT3G is from -65°C to +150°C. - Q: Is the 1SMA33AT3G RoHS compliant?
A: Yes, the 1SMA33AT3G is RoHS compliant. - Q: What is the ESD rating of the 1SMA33AT3G?
A: The ESD rating of the 1SMA33AT3G is 16 kV (Human Body Model). - Q: How many channels does the 1SMA33AT3G have?
A: The 1SMA33AT3G has one channel.
