Overview
The SMBJ18A-AT/TR13 is a Transient Voltage Suppressor (TVS) diode manufactured by YAGEO. This component is designed for surface-mounted applications, optimizing board space with its low-profile package. It features a glass passivated junction and built-in strain relief, making it suitable for various electronic circuits requiring protection against voltage transients.
Key Specifications
| Product Category | TVS Diodes / ESD Suppressors |
|---|---|
| Polarity | Unidirectional |
| Number of Channels | 1 Channel |
| Working Voltage | 18 V |
| Termination Style | SMD/SMT |
| Clamping Voltage | 29.2 V |
| Breakdown Voltage | 20 V |
| Peak Pulse Current (Ipp) | 20.6 A |
| Peak Pulse Power Dissipation (Pppm) | 600 W |
| Minimum Operating Temperature | -55°C |
| Maximum Operating Temperature | +150°C |
| Qualification | AEC-Q101 |
| Power Dissipation (Pd) | 5 W |
| Package/Case | SOD-523 (DO-214AA) |
Key Features
- Low profile package to optimize board space
- Built-in strain relief for enhanced durability
- Glass passivated junction for reliable performance
- 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 12V
- High Temperature soldering: 260℃/10 seconds at terminals
- Plastic package with Underwriters Laboratory flammability 94V-0
- Meets MSL level 1, per J-STD-020
- Safety certification: UL: E244458 and IEC61000-4-2 ESD 30KV Air
Applications
The SMBJ18A-AT/TR13 is suitable for a variety of applications requiring transient voltage suppression, including:
- AC/DC power supplies
- Electronic circuits needing protection against voltage spikes and transients
- Automotive systems (AEC-Q101 qualified)
- Industrial and consumer electronics
- Communication and networking equipment
Q & A
- What is the primary function of the SMBJ18A-AT/TR13?
The primary function is to protect electronic circuits from transient voltage spikes and surges.
- What is the working voltage of the SMBJ18A-AT/TR13?
The working voltage is 18 V.
- What is the clamping voltage of the SMBJ18A-AT/TR13?
The clamping voltage is 29.2 V.
- What is the peak pulse current (Ipp) of the SMBJ18A-AT/TR13?
The peak pulse current is 20.6 A.
- What is the peak pulse power dissipation (Pppm) of the SMBJ18A-AT/TR13?
The peak pulse power dissipation is 600 W.
- What are the operating temperature ranges for the SMBJ18A-AT/TR13?
The minimum operating temperature is -55°C and the maximum is +150°C.
- Is the SMBJ18A-AT/TR13 qualified for automotive use?
Yes, it is AEC-Q101 qualified.
- What is the package type of the SMBJ18A-AT/TR13?
The package type is SOD-523 (DO-214AA).
- Does the SMBJ18A-AT/TR13 meet any specific safety certifications?
Yes, it meets UL: E244458 and IEC61000-4-2 ESD 30KV Air safety certifications.
- What is the typical thermal resistance junction to ambient for the SMBJ18A-AT/TR13?
The typical thermal resistance junction to ambient is 100 °C/W.
