Overview
The SMBJ22A-TR is a unidirectional Transient Voltage Suppressor (TVS) diode manufactured by STMicroelectronics. This component is designed to protect sensitive electronic equipment from electrostatic discharges (ESD) and electrical overstress (EOS) in accordance with IEC 61000-4-2, MIL STD 883 method 3015, and IEC 61000-4-4 and 5 standards. The SMBJ22A-TR features STMicroelectronics' Planar technology, making it suitable for high-end equipment and Switched Mode Power Supplies (SMPS) where low leakage current and high junction temperature are critical for reliability and stability.
Key Specifications
| Parameter | Value |
|---|---|
| Peak Pulse Power | 600 W (10/1000 μs), 4 kW (8/20 μs) |
| Stand-off Voltage (VRM) | 22 V |
| Maximum Peak Pulse Current | 83 A |
| Leakage Current | 0.2 μA at 25 °C, 1 μA at 85 °C |
| Operating Junction Temperature | -55 °C to 150 °C |
| Package | SMB (DO-214AA) |
| Dimensions | 4.6 x 3.95 x 2.45 mm |
| Directionality | Unidirectional |
| RoHS Compliance | Ecopack2 |
Key Features
- High power capability: up to 600 W (10/1000 μs) and 4 kW (8/20 μs)
- Low leakage current: 0.2 μA at 25 °C and 1 μA at 85 °C
- High junction temperature: up to 150 °C
- Planar technology for high reliability and stability
- Unidirectional and bidirectional types available in the SMBJ series
- Lead finishing: matte tin plating
Applications
The SMBJ22A-TR is ideal for protecting sensitive equipment in various applications, including:
- High-end electronic equipment
- Switched Mode Power Supplies (SMPS)
- Electrostatic discharge (ESD) protection
- Electrical overstress (EOS) protection
- Surge protection in power supplies and other electronic systems
Q & A
- What is the peak pulse power of the SMBJ22A-TR?
The peak pulse power of the SMBJ22A-TR is 600 W (10/1000 μs) and 4 kW (8/20 μs).
- What is the stand-off voltage (VRM) of the SMBJ22A-TR?
The stand-off voltage (VRM) of the SMBJ22A-TR is 22 V.
- What is the maximum peak pulse current of the SMBJ22A-TR?
The maximum peak pulse current of the SMBJ22A-TR is 83 A.
- What are the operating junction temperature ranges for the SMBJ22A-TR?
The operating junction temperature ranges for the SMBJ22A-TR are from -55 °C to 150 °C.
- What package type is the SMBJ22A-TR available in?
The SMBJ22A-TR is available in the SMB (DO-214AA) package.
- Is the SMBJ22A-TR RoHS compliant?
- What are the dimensions of the SMBJ22A-TR?
- What is the directionality of the SMBJ22A-TR?
- What are some typical applications for the SMBJ22A-TR?
- What technology does the SMBJ22A-TR use?
