Overview
The Yageo SMBJ20CA-AT/TR13 is a bi-directional Transient Voltage Suppressor (TVS) diode designed to protect sensitive electronic components from electrostatic discharge (ESD) and other transient voltage events. This component is part of the SMBJ series and is housed in an SMB (DO-214AA) package. It is particularly suited for automotive, industrial, and medical applications due to its robust specifications and compliance with industry standards such as AEC-Q101, RoHS, UL, and CECC.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Reverse Stand-Off Voltage (VRWM) | 20.0 | V |
| Breakdown Voltage (VBR) @ IT Test Current | 22.20 - 24.50 | V |
| Maximum Clamping Voltage (VC) @ IPP | 32.4 | V |
| Peak Pulse Current (IPP) | 600 | A |
| Reverse Leakage @ VRWM | 1 μA | μA |
| Operating Junction and Storage Temperature Range | -55 to +150 | ℃ |
| Thermal Resistance Junction to Lead (RθJL) | 20 | ℃/W |
| Thermal Resistance Junction to Ambient (RθJA) | 100 | ℃/W |
| Package Type | SMB (DO-214AA) | - |
| Package Dimensions | L: 4.06 - 4.57 mm, W: 3.30 - 3.94 mm, H: 1.75 mm | mm |
Key Features
- Bi-directional Protection: Provides protection against both positive and negative transient voltages.
- Low Profile Package: Optimized for surface-mounted applications to save board space.
- Built-in Strain Relief: Enhances the mechanical stability of the component.
- Glass Passivated Junction: Ensures high reliability and stability under various operating conditions.
- Low Capacitance: Typical capacitance of 5 pF, making it suitable for high-frequency applications.
- AEC-Q101 Qualified: Meets the stringent requirements for automotive applications.
- RoHS, UL, and CECC Compliant: Adheres to international environmental and safety standards.
Applications
- Automotive Systems: Protects sensitive electronics in vehicles from transient voltages and ESD.
- Industrial Equipment: Used in various industrial applications to ensure reliability against voltage transients.
- Medical Devices: Provides critical protection for medical equipment that requires high reliability and safety standards.
- AC/DC Power Supplies: Helps in protecting power supply circuits from voltage spikes and surges.
Q & A
- What is the primary function of the SMBJ20CA-AT/TR13?
The primary function is to protect sensitive electronic components from electrostatic discharge (ESD) and transient voltage events.
- What is the reverse stand-off voltage (VRWM) of the SMBJ20CA-AT/TR13?
The VRWM is 20.0 V.
- What is the maximum clamping voltage (VC) of the SMBJ20CA-AT/TR13?
The maximum clamping voltage is 32.4 V.
- What is the peak pulse current (IPP) rating of the SMBJ20CA-AT/TR13?
The peak pulse current rating is 600 A.
- What is the operating temperature range of the SMBJ20CA-AT/TR13?
The operating temperature range is -55°C to +150°C.
- Is the SMBJ20CA-AT/TR13 compliant with automotive standards?
Yes, it is AEC-Q101 qualified.
- What package type does the SMBJ20CA-AT/TR13 use?
The package type is SMB (DO-214AA).
- What are the dimensions of the SMBJ20CA-AT/TR13 package?
The dimensions are L: 4.06 - 4.57 mm, W: 3.30 - 3.94 mm, H: 1.75 mm.
- Is the SMBJ20CA-AT/TR13 RoHS compliant?
Yes, it is RoHS compliant.
- What are some common applications of the SMBJ20CA-AT/TR13?
Common applications include automotive systems, industrial equipment, medical devices, and AC/DC power supplies.
