Overview
The SMBJ18CA/TR13 is a Transient Voltage Suppressor (TVS) diode produced by YAGEO, designed for surface-mounted applications to optimize board space. This component is part of the SMBJ series, which is RoHS compliant and halogen-free. It features a low profile package with built-in strain relief and a glass passivated junction, making it suitable for various electronic protection needs.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Reverse Stand-Off Voltage (VRWM) | 18.0 | V |
| Breakdown Voltage (VBR) @ IT Test Current | 20.00 - 22.10 | V |
| Maximum Clamping Voltage (VC) @ IPP | 29.2 | V |
| Peak Pulse Current (IPP) | See Table | A |
| Reverse Leakage @ VRWM | 1 | μA |
| Peak Pulse Power Dissipation at 10/1000μs waveform | 600 | Watts |
| Operating Junction and Storage Temperature Range | -55 to +150 | °C |
| Typical Thermal Resistance Junction to Lead (RθJL) | 20 | °C/W |
| Typical Thermal Resistance Junction to Ambient (RθJA) | 100 | °C/W |
| Package Type | SMB/DO-214AA | |
| Reel Package | 13 inch reel (TR13) |
Key Features
- Low profile package with built-in strain relief.
- Glass passivated junction for enhanced reliability.
- Low inductance and excellent clamping capability.
- 600W peak pulse power capability at 10/1000μs waveform.
- Fast response time and typical IR less than 1μA above 10V.
- High temperature soldering: 260℃/10 seconds at terminals.
- Plastic package with Underwriters Laboratory flammability 94V-0 rating.
- Meets MSL level 1, per J-STD-020, and has safety certification: UL and IEC61000-4-2 ESD compliance.
Applications
- I/O interface protection.
- AC/DC power supply protection.
- Low frequency signal transmission lines (e.g., RS232, RS485).
Q & A
- What is the SMBJ18CA/TR13 used for?
The SMBJ18CA/TR13 is used for transient voltage suppression in electronic circuits, protecting against voltage spikes and surges.
- What is the peak pulse power dissipation of the SMBJ18CA/TR13?
The peak pulse power dissipation is 600 Watts at a 10/1000μs waveform.
- What is the maximum clamping voltage of the SMBJ18CA/TR13?
The maximum clamping voltage is 29.2V.
- What is the operating temperature range of the SMBJ18CA/TR13?
The operating junction and storage temperature range is -55 to +150°C.
- Is the SMBJ18CA/TR13 RoHS compliant?
- What type of package does the SMBJ18CA/TR13 come in?
The SMBJ18CA/TR13 comes in an SMB/DO-214AA package on a 13-inch reel (TR13).
- What are the typical thermal resistances of the SMBJ18CA/TR13?
The typical thermal resistance junction to lead (RθJL) is 20°C/W, and junction to ambient (RθJA) is 100°C/W.
- Does the SMBJ18CA/TR13 meet any specific safety standards?
- What is the reverse leakage current of the SMBJ18CA/TR13 at VRWM?
The reverse leakage current is less than 1μA above 10V.
- Is the SMBJ18CA/TR13 suitable for high-temperature soldering?
