Overview
The SMAJ26A/TR13, produced by YAGEO, is a Transient Voltage Suppressor (TVS) diode designed for surface-mounted applications. This component is part of the SMAJ series, which is optimized for board space efficiency and provides robust protection against voltage transients. The SMAJ26A/TR13 is particularly suited for applications requiring high reliability and low profile packaging.
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 |
| Reverse Stand-Off Voltage | VRWM | 26.0 | V |
| Breakdown Voltage @ IT | VBR | 28.90~31.90 | V |
| Maximum Clamping Voltage @ IPP | VC | 42.1 | V |
| Peak Pulse Current @ IPP | IPP | 9.5 | A |
| Reverse Leakage @ VRWM | IR | 1 | μA |
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, IEC61000-4-2 ESD 30KV Air, 30KV contact compliance
Applications
- I/O interface protection
- AC/DC power supply protection
- Low frequency signal transmission lines (RS232, RS485, etc.)
Q & A
- What is the peak pulse power dissipation of the SMAJ26A/TR13?
The peak pulse power dissipation is a minimum of 400 Watts at a 10/1000μs waveform.
- What is the reverse stand-off voltage of the SMAJ26A/TR13?
The reverse stand-off voltage (VRWM) is 26.0 V.
- What is the breakdown voltage range for the SMAJ26A/TR13?
The breakdown voltage range is 28.90 to 31.90 V at a test current of 1 mA.
- What is the maximum clamping voltage of the SMAJ26A/TR13?
The maximum clamping voltage is 42.1 V at a peak pulse current (IPP).
- What are the operating and storage temperature ranges for the SMAJ26A/TR13?
The operating and storage temperature range is -55 to +150 ℃.
- What is the typical thermal resistance junction to ambient for the SMAJ26A/TR13?
The typical thermal resistance junction to ambient (RθJA) is 120 ℃/W.
- Does the SMAJ26A/TR13 meet any specific safety certifications?
Yes, it meets UL safety certification and IEC61000-4-2 ESD 30KV Air, 30KV contact compliance.
- What is the package type and dimensions of the SMAJ26A/TR13?
The package type is JEDEC DO-214AC, with dimensions specified in the datasheet.
- How is the SMAJ26A/TR13 packaged for distribution?
It is packaged in 12mm tape (EIA STD RS-481) and available in 7-inch and 13-inch reel packages.
- What are the recommended soldering conditions for the SMAJ26A/TR13?
The recommended soldering conditions include a peak temperature of 260℃ for 20-40 seconds, with specific ramp-up and ramp-down rates.
