Overview
The SMAJ15A/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 SMAJ-AT series, which offers robust protection against transient voltages and electrical overstress.
With its low profile package and glass passivated junction, the SMAJ15A/TR13 is ideal for various electronic systems requiring high reliability and compact design. It features excellent clamping capability, fast response time, and high temperature soldering compatibility.
Key Specifications
| Parameter | Symbol | Value | Units |
|---|---|---|---|
| Reverse Stand-Off Voltage | VRWM | 15.0 | V |
| Breakdown Voltage @ IT | VBR | 16.65~18.35 | V |
| Test Current | IT | 10 | mA |
| Maximum Clamping Voltage @ IPP | VC | 24.4 | V |
| Peak Pulse Current @ IPP | IPP | 16.3 | A |
| Reverse Leakage @ VRWM | IR | < 1 | μA |
| Peak Pulse Power Dissipation at 10/1000μs waveform | PPPM | 400 | W |
| Steady State Power Dissipation at TA=50℃ | PM(AV) | 3.3 | W |
| 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 |
Key Features
- For surface mounted applications to optimize board space
- Low profile package (JEDEC DO-214AC)
- 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 with Underwriters Laboratory flammability 94V-0
- Meets MSL level 1, per J-STD-020
- Safety certification: UL: E244458
- 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 line protection (e.g., RS232, RS485)
Q & A
- What is the primary function of the SMAJ15A/TR13?
The SMAJ15A/TR13 is a Transient Voltage Suppressor (TVS) diode designed to protect electronic circuits from transient voltages and electrical overstress.
- What is the reverse stand-off voltage of the SMAJ15A/TR13?
The reverse stand-off voltage (VRWM) of the SMAJ15A/TR13 is 15.0 V.
- What is the peak pulse power dissipation capability of the SMAJ15A/TR13?
The SMAJ15A/TR13 can handle a peak pulse power dissipation of 400 W at a 10/1000μs waveform.
- What are the operating temperature ranges for the SMAJ15A/TR13?
The operating junction and storage temperature range for the SMAJ15A/TR13 is -55 to +150 ℃.
- Is the SMAJ15A/TR13 AEC-Q101 qualified?
Yes, the SMAJ15A/TR13 is AEC-Q101 qualified, making it suitable for automotive applications.
- What is the package type of the SMAJ15A/TR13?
The SMAJ15A/TR13 comes in a JEDEC DO-214AC package, which is a low profile surface mount package.
- Does the SMAJ15A/TR13 meet any specific safety certifications?
Yes, the SMAJ15A/TR13 meets UL safety certification (UL: E244458) and is compliant with IEC61000-4-2 ESD standards.
- How is the SMAJ15A/TR13 packaged for distribution?
The SMAJ15A/TR13 is available in 7-inch and 13-inch reel packages, denoted by the suffixes /TR7 and /TR13 respectively.
- What are the recommended soldering conditions for the SMAJ15A/TR13?
The recommended soldering conditions include a peak temperature of 260℃, with specific ramp-up and ramp-down rates, and time within 5 ℃ of the actual peak temperature not exceeding 20-40 seconds.
- What is the typical thermal resistance junction to ambient for the SMAJ15A/TR13?
The typical thermal resistance junction to ambient (RθJA) for the SMAJ15A/TR13 is 120 ℃/W.
