Overview
The SMCJ30CA/TR7 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 SMCJ-AT series, which offers robust protection against voltage transients and electrical overstress.
It features a low profile package with built-in strain relief and a glass passivated junction, making it suitable for a variety of electronic systems requiring high reliability and protection against voltage spikes.
Key Specifications
| Rating | Symbol | Value | Units |
|---|---|---|---|
| Peak Pulse Power Dissipation at 10/1000μs Waveform | PPPM | Minimum 1500 | Watts |
| Peak Pulse Current at 10/1000μs Waveform | IPPM | See Table | Amps |
| Steady State Power Dissipation at TA=50℃ | PM(AV) | 6.5 | Watts |
| Peak Forward Surge Current, 8.3ms Single Half Sine-Wave | IFSM | 200 | Amps |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -55 to +150 | ℃ |
| Reverse Stand-Off Voltage (Typical) | VRWM | 30V | V |
| Breakdown Voltage (Minimum) | VBR | 33.3V | V |
| Maximum Clamping Voltage @ IPP | VC | 48.4V | V |
| Peak Pulse Current @ 10/1000μs | IPP | 31.0A | A |
| Reverse Leakage @ VRWM | IR | < 1μA above 10V | μA |
| Package Type | - | JEDEC DO-214AB | - |
| Terminal Material | - | Tin plated, solderable per MIL-STD-750, Method 2026 | - |
| Weight | - | 0.26g | - |
Key Features
- For surface mounted applications to optimize board space
- Low profile package with built-in strain relief
- Glass passivated junction
- Low inductance
- Excellent clamping capability
- 1500W 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
- AEC-Q101 qualified
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 SMCJ30CA/TR7?
The peak pulse power dissipation is minimum 1500 Watts at a 10/1000μs waveform.
- What is the reverse stand-off voltage of the SMCJ30CA/TR7?
The reverse stand-off voltage is typically 30V.
- What is the breakdown voltage of the SMCJ30CA/TR7?
The breakdown voltage is minimum 33.3V.
- What is the maximum clamping voltage at peak pulse current for the SMCJ30CA/TR7?
The maximum clamping voltage is 48.4V.
- What is the peak pulse current rating of the SMCJ30CA/TR7?
The peak pulse current is 31.0A at a 10/1000μs waveform.
- What is the operating junction and storage temperature range for the SMCJ30CA/TR7?
The operating junction and storage temperature range is -55 to +150℃.
- Is the SMCJ30CA/TR7 compliant with any safety standards?
Yes, it is compliant with UL safety certification and IEC61000-4-2 ESD 30KV Air, 30KV contact compliance.
- What is the package type of the SMCJ30CA/TR7?
The package type is JEDEC DO-214AB.
- What is the terminal material of the SMCJ30CA/TR7?
The terminal material is tin plated, solderable per MIL-STD-750, Method 2026.
- Is the SMCJ30CA/TR7 AEC-Q101 qualified?
Yes, it is AEC-Q101 qualified.
