Overview
The SMAJ6.5CA/TR7 is a transient voltage suppressor (TVS) produced by YAGEO, designed for surface-mounted applications to optimize board space. This component is part of the SMAJ series, which is known for its low profile package, glass passivated junction, and low inductance. The SMAJ6.5CA/TR7 is RoHS compliant and halogen-free, making it suitable for a wide range of electronic devices.
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 | 6.5 | V |
| Breakdown Voltage @IT | VBR | 7.22~7.98 | V |
| Maximum Clamping Voltage @IPP | VC | 11.2 | V |
| Peak Pulse Current @IPP | IPP | 35.7 | A |
| Reverse Leakage @VRWM | IR | 500 | μA |
Key Features
- Low profile package to optimize board space
- Glass passivated junction for enhanced reliability
- Low inductance for better performance in high-frequency applications
- Excellent clamping capability with 400W peak pulse power at 10/1000μs waveform
- Fast response time to transient voltages
- Typical IR less than 1μA above 10V
- High Temperature soldering: 260℃/10 seconds at terminals
- Plastic package with Underwriters Laboratory flammability 94V-0 rating
- Meets MSL level 1, per J-STD-020
- Safety certification: UL and 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 peak pulse power dissipation of the SMAJ6.5CA/TR7? The peak pulse power dissipation is a minimum of 400 Watts at 10/1000μs waveform.
- What is the reverse stand-off voltage of the SMAJ6.5CA/TR7? The reverse stand-off voltage (VRWM) is 6.5V.
- What is the breakdown voltage range for the SMAJ6.5CA/TR7? The breakdown voltage range is 7.22~7.98V.
- What is the maximum clamping voltage of the SMAJ6.5CA/TR7? The maximum clamping voltage is 11.2V.
- What is the peak pulse current of the SMAJ6.5CA/TR7? The peak pulse current is 35.7A.
- Is the SMAJ6.5CA/TR7 RoHS compliant? Yes, the SMAJ6.5CA/TR7 is RoHS compliant and halogen-free.
- What are the operating and storage temperature ranges for the SMAJ6.5CA/TR7? The operating and storage temperature ranges are -55 to +150℃.
- What is the typical thermal resistance junction to ambient for the SMAJ6.5CA/TR7? The typical thermal resistance junction to ambient is 120℃/W.
- What are the recommended soldering conditions for the SMAJ6.5CA/TR7? The recommended soldering conditions include a peak temperature of 260℃ for 20-40 seconds, with specific ramp-up and ramp-down rates.
- What safety certifications does the SMAJ6.5CA/TR7 meet? The SMAJ6.5CA/TR7 meets UL and IEC61000-4-2 ESD 30KV Air, 30KV contact compliance.
- What is the package type and dimensions of the SMAJ6.5CA/TR7? The package type is JEDEC DO-214AC, with dimensions specified in the datasheet.
