SMBJ33CA-E3/52

The SMBJ33CA-E3/52 is a transient voltage suppressor (TVS) diode manufactured by Vishay, designed to protect sensitive electronic components from voltage spikes and transients. Here’s a detailed description of its features and specifications:

General Description:

• Type: TVS Diode
• Package: SMB (DO-214AA) package, which is a surface-mount device (SMD) that provides a compact footprint suitable for various applications.
• Polarity: Bidirectional, allowing it to clamp both positive and negative voltage transients.

Electrical Characteristics:

• Reverse Stand-Off Voltage (V_RWM): 33V, which is the maximum voltage that can be applied across the device without causing it to conduct.
• Clamping Voltage (V_C): Typically around 50V at a specified peak pulse current, indicating the maximum voltage the device will allow during a transient event.
• Peak Power Dissipation: The device can handle a peak power of 600W for a duration of 8/20 µs, making it suitable for protecting against high-energy transients.
• Operating Temperature Range: -55°C to +150°C, allowing it to function in a wide range of environmental conditions.

Performance Features:

• Low Leakage Current: The SMBJ33CA-E3/52 exhibits low leakage current under normal operating conditions, which helps in maintaining the efficiency of the circuit.
• Fast Response Time: The device responds quickly to voltage transients, providing effective protection for sensitive components.
• High Reliability: Designed to meet stringent reliability standards, making it suitable for critical applications.

Applications:

• Consumer Electronics: Used in devices such as smartphones, tablets, and laptops to protect against ESD (electrostatic discharge) and other voltage spikes.
• Telecommunications: Protects communication equipment from voltage transients that can occur in data lines.
• Automotive: Suitable for automotive electronics, where voltage spikes can occur due to various factors like load dump.
• Industrial Equipment: Provides protection in industrial control systems and machinery.

Compliance and Standards:

• The SMBJ33CA-E3/52 is compliant with various industry standards, ensuring it meets the necessary safety and performance criteria for electronic components.

Conclusion:

The SMBJ33CA-E3/52 from Vishay is a robust and reliable transient voltage suppressor diode, ideal for protecting sensitive electronic circuits from voltage transients. Its compact size, high power handling capability, and wide operating temperature range make it a versatile choice for a variety of applications across different industries.