Overview
The SMBJ33A/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 SMBJ-AT series, which is RoHS compliant and halogen-free. The SMBJ33A/TR7 is engineered to provide robust protection against voltage transients and electrical overstress in various electronic systems.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Reverse Stand-Off Voltage (VRWM) | 33.0 | V |
| Breakdown Voltage (VBR) @ IT Test Current | 36.70~40.60 | V |
| Test Current (IT) | 1 | mA |
| Maximum Clamping Voltage (VC) @ IPP | 53.3 | V |
| Peak Pulse Current (IPP) | 11.3 | A |
| Reverse Leakage (IR) @ VRWM | 1 | μA |
| Peak Pulse Power Dissipation at 10/1000μs Waveform | 600 | Watts |
| Operating Junction and Storage Temperature Range | -55 to +150 | ℃ |
| Typical Thermal Resistance Junction to Lead (RθJL) | 20 | ℃/W |
| Typical Thermal Resistance Junction to Ambient (RθJA) | 100 | ℃/W |
Key Features
- Low profile package to optimize board space
- Built-in strain relief
- Glass passivated junction for enhanced reliability
- Low inductance for better performance in high-frequency applications
- Excellent clamping capability to protect against voltage transients
- Fast response time to quickly mitigate voltage spikes
- High temperature soldering capability: 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 AEC-Q101 qualified
- Compliance with IEC61000-4-2 ESD 30KV Air, 30KV contact
Applications
- I/O interface protection
- AC/DC power supply protection
- Low frequency signal transmission lines (e.g., RS232, RS485)
- General-purpose voltage transient protection in electronic circuits
Q & A
- What is the primary function of the SMBJ33A/TR7 component?
The primary function of the SMBJ33A/TR7 is to protect electronic circuits from voltage transients and electrical overstress.
- What is the reverse stand-off voltage (VRWM) of the SMBJ33A/TR7?
The reverse stand-off voltage (VRWM) of the SMBJ33A/TR7 is 33.0 volts.
- What is the peak pulse power dissipation capability of the SMBJ33A/TR7?
The peak pulse power dissipation capability of the SMBJ33A/TR7 is 600 watts at a 10/1000μs waveform.
- What are the operating junction and storage temperature ranges for the SMBJ33A/TR7?
The operating junction and storage temperature ranges for the SMBJ33A/TR7 are -55 to +150 ℃.
- Is the SMBJ33A/TR7 RoHS compliant and halogen-free?
Yes, the SMBJ33A/TR7 is RoHS compliant and halogen-free.
- What is the typical thermal resistance junction to ambient (RθJA) for the SMBJ33A/TR7?
The typical thermal resistance junction to ambient (RθJA) for the SMBJ33A/TR7 is 100 ℃/W.
- What safety certifications does the SMBJ33A/TR7 have?
The SMBJ33A/TR7 has UL safety certification and is AEC-Q101 qualified.
- What is the maximum clamping voltage (VC) of the SMBJ33A/TR7?
The maximum clamping voltage (VC) of the SMBJ33A/TR7 is 53.3 volts.
- What are some common applications for the SMBJ33A/TR7?
Common applications include I/O interface protection, AC/DC power supply protection, and low frequency signal transmission lines.
- Does the SMBJ33A/TR7 meet any specific industry standards for ESD protection?
Yes, the SMBJ33A/TR7 complies with IEC61000-4-2 ESD 30KV Air, 30KV contact.
