SMBJ12CA-13-F

The SMBJ12CA-13-F is a transient voltage suppressor (TVS) diode manufactured by Diodes Incorporated, designed to protect sensitive electronic components from voltage spikes and transients. Here’s a detailed description of its features and specifications:

General Overview:

• Type: Transient Voltage Suppressor (TVS) Diode
• Package: SMB (DO-214AA) package, which is a surface-mount device (SMD) that provides a compact footprint for easy integration into circuit designs.

Electrical Characteristics:

• Reverse Stand-Off Voltage (V_RWM): The SMBJ12CA-13-F has a reverse stand-off voltage of 12V, meaning it can withstand a continuous voltage of up to 12 volts without conducting.
• Clamping Voltage (V_C): During a transient event, the clamping voltage is typically around 20.5V at a specified peak pulse current, providing effective protection against overvoltage conditions.
• Peak Pulse Power (P_PP): The device can handle a peak pulse power of 600W (for a 10/1000μs waveform), making it suitable for applications that may experience high-energy transients.
• Working Peak Reverse Voltage (V_R): The maximum reverse voltage the diode can handle is 12V, ensuring it operates safely within its specified limits.

Thermal Characteristics:

• Operating Temperature Range: The SMBJ12CA-13-F operates effectively within a temperature range of -55°C to +150°C, allowing it to be used in various environmental conditions.
• Junction Capacitance: The diode features low junction capacitance, which is beneficial for high-speed data lines, minimizing signal distortion during operation.

Applications:

The SMBJ12CA-13-F is commonly used in:

• Telecommunications: Protecting sensitive equipment from voltage spikes in communication lines.
• Consumer Electronics: Safeguarding devices such as smartphones, tablets, and other portable electronics.
• Automotive: Providing protection for automotive electronics against transients from inductive loads.
• Industrial Equipment: Ensuring reliability in industrial control systems and machinery.

Key Features:

• Bidirectional Protection: The SMBJ12CA-13-F is designed to provide bidirectional clamping, making it suitable for AC and DC applications.
• Low Leakage Current: The device exhibits low leakage current, which is crucial for battery-operated devices to prolong battery life.
• RoHS Compliant: The diode is compliant with RoHS standards, ensuring it is free from hazardous substances.

Conclusion:

The SMBJ12CA-13-F from Diodes Incorporated is a robust and reliable transient voltage suppressor diode, ideal for protecting sensitive electronic components from voltage transients. Its compact SMB package, high power handling capability, and wide operating temperature range make it a versatile choice for various applications in consumer electronics, telecommunications, automotive, and industrial sectors.