Overview
The SMAJ12A/TR13, produced by YAGEO, is a Transient Voltage Suppressor (TVS) diode designed for surface-mounted applications. This component is part of the SMAJ-AT series, which is optimized for board space efficiency and provides robust protection against transient voltages. The SMAJ12A/TR13 is particularly suited for applications requiring high reliability and compliance with various industry standards.
Key Specifications
| Rating | Symbol | Value | Units |
|---|---|---|---|
| Peak Pulse Power Dissipation at 10/1000μs waveform | PPPM | Minimum 400 | Watts |
| Peak Pulse Current at 10/1000μs waveform | IPPM | See Table | Amps |
| Steady State Power Dissipation at TA=50℃ | PM(AV) | 3.3 | Watts |
| Peak Forward Surge Current, 8.3ms single half sine-wave | IFSM | 40 | Amps |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -55 to +150 | ℃ |
| Typical Thermal Resistance Junction to Lead | RθJL | 30 | ℃/W |
| Typical Thermal Resistance Junction to Ambient | RθJA | 120 | ℃/W |
| Breakdown Voltage (VBR) at 1mA | VBR | 13.3 to 14.7 | V |
| Maximum Clamping Voltage (VC) at IPPM=30A | VC | 18.3 to 20.5 | V |
Key Features
- For surface mounted applications to optimize board space
- Low profile package
- Glass passivated junction
- Low inductance
- Excellent clamping capability
- 400W peak pulse power capability at 10/1000μs waveform
- Fast response time
- Typical IR less than 1μA above 10V
- High Temperature soldering: 260℃/10 seconds at terminals
- Plastic package has Underwriters Laboratory flammability 94V-0
- Meets MSL level 1, per J-STD-020
- Safety certification: UL, AEC-Q101 qualified
- IEC61000-4-2 ESD 30KV Air, 30KV contact 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 peak pulse power dissipation of the SMAJ12A/TR13?
The peak pulse power dissipation is a minimum of 400 Watts at a 10/1000μs waveform.
- What is the typical thermal resistance junction to ambient for this component?
The typical thermal resistance junction to ambient is 120 ℃/W.
- What are the operating junction and storage temperature ranges for the SMAJ12A/TR13?
The operating junction and storage temperature range is -55 to +150 ℃.
- Is the SMAJ12A/TR13 compliant with any industry standards?
Yes, it is AEC-Q101 qualified and complies with IEC61000-4-2 ESD 30KV Air, 30KV contact standards.
- What is the package type and dimensions of the SMAJ12A/TR13?
The component is packaged in a JEDEC DO-214AC case with specific dimensions outlined in the datasheet.
- What is the recommended soldering profile for the SMAJ12A/TR13?
The recommended soldering profile includes a peak temperature of 260℃, with specific ramp-up and ramp-down rates detailed in the datasheet.
- What is the weight of the SMAJ12A/TR13 component?
The weight of the component is approximately 0.07g.
- What are the typical applications for the SMAJ12A/TR13?
Typical applications include I/O interface protection, AC/DC power supply protection, and low frequency signal transmission lines.
- Does the SMAJ12A/TR13 have any safety certifications?
Yes, it has UL safety certification and meets Underwriters Laboratory flammability 94V-0 standards.
- How is the SMAJ12A/TR13 packaged for distribution?
The component is available in 7-inch and 13-inch reel packages, with specific packaging dimensions and quantities outlined in the datasheet.
