Overview
The 1PMT22AT1G is a Transient Voltage Suppressor (TVS) diode produced by ON Semiconductor, designed to protect voltage-sensitive components from high-voltage, high-energy transients. This device is part of the 1PMT series, known for its excellent clamping capability, high surge capacity, and fast response time.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Stand-off Voltage | VRWM | 22 | V |
| Maximum Peak Pulse Current (10/1000 μs) | IPP | 200 | A |
| Maximum Clamp Voltage @ Peak Pulse Current | VC | 33.3 | V |
| Maximum Reverse Leakage Current @ VRWM | IR | 1 | μA |
| Breakdown Voltage @ IT | VBR | 24.4 - 27.6 | V |
| Operating and Storage Temperature Range | TJ, Tstg | -55 to +150 | °C |
| Thermal Resistance, Junction-to-Ambient | RθJA | 248 | °C/W |
Key Features
- High Surge Capability: The 1PMT22AT1G can handle high peak pulse currents, making it suitable for protecting against transient voltages.
- Fast Response Time: The device has a response time typically less than 1 ns, ensuring quick protection against voltage spikes.
- Low Leakage: It features low reverse leakage current, minimizing power consumption in standby conditions.
- ESD Rating: The device has an ESD rating of Class 3 (> 16 kV) per Human Body Model, providing robust protection against electrostatic discharges.
- Compact Design: The TVS diode is packaged in a small footprint with a maximum height of 1.1 mm, making it ideal for space-constrained applications.
- RoHS Compliant: The device is Pb-free and RoHS compliant, adhering to environmental standards.
Applications
Common applications include cellular phones, portable devices, business machines, power supplies, and various industrial and consumer electronics.
Q & A
- What is the primary function of the 1PMT22AT1G TVS diode?
The primary function is to protect voltage-sensitive components from high-voltage, high-energy transients.
- What is the stand-off voltage of the 1PMT22AT1G?
The stand-off voltage is 22 V.
- What is the maximum peak pulse current the 1PMT22AT1G can handle?
The device can handle a maximum peak pulse current of 200 A for a 10/1000 μs pulse.
- What is the response time of the 1PMT22AT1G?
The response time is typically less than 1 ns.
- Is the 1PMT22AT1G RoHS compliant?
Yes, the device is Pb-free and RoHS compliant.
- What is the operating temperature range of the 1PMT22AT1G?
The operating and storage temperature range is -55°C to +150°C.
- What are some common applications of the 1PMT22AT1G?
Common applications include cellular phones, portable devices, business machines, power supplies, and various industrial and consumer electronics.
- What is the thermal resistance of the 1PMT22AT1G?
The thermal resistance, junction-to-ambient, is 248 °C/W.
- Does the 1PMT22AT1G have any special packaging features?
Yes, it has a compact design with a maximum height of 1.1 mm and features an integral heatsink/locking tabs.
- What is the ESD rating of the 1PMT22AT1G?
The device has an ESD rating of Class 3 (> 16 kV) per Human Body Model.
