規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR) |
| Series | SMAJ |
| Part Status | Active |
| Type | Zener |
| Bidirectional Channels | 1 |
| Voltage - Reverse Standoff (Typ) | 38.7V |
| Voltage - Clamping (Max) @ Ipp | 53.3V |
| Power - Peak Pulse | 400W |
| Applications | General Purpose |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
概述
Description
The SMAJ33CA is a type of transient voltage suppressor (TVS) diode designed to protect electronic circuits from voltage spikes and electrostatic discharge (ESD). Operating in a unidirectional or bidirectional mode, this component is particularly suitable for safeguarding sensitive electronics against overvoltage conditions. It features a breakdown voltage typically around 33 volts and can handle peak pulse power dissipation up to 400 watts, complying with industry standards for surge protection.
These diodes are commonly used in telecommunications, computing, and consumer electronics to enhance the durability and reliability of electronic devices. The SMAJ33CA is housed in a compact DO-214AC (SMA) package, allowing for efficient board space utilization. Its fast response time and low clamping voltage make it an effective choice for applications that demand robust protection mechanisms.
In summary, the SMAJ33CA is a crucial component for transient voltage protection, ensuring that electronic circuits can withstand and recover from potentially damaging electrical transients.
These diodes are commonly used in telecommunications, computing, and consumer electronics to enhance the durability and reliability of electronic devices. The SMAJ33CA is housed in a compact DO-214AC (SMA) package, allowing for efficient board space utilization. Its fast response time and low clamping voltage make it an effective choice for applications that demand robust protection mechanisms.
In summary, the SMAJ33CA is a crucial component for transient voltage protection, ensuring that electronic circuits can withstand and recover from potentially damaging electrical transients.
Equivalent
The SMAJ33CA is a Transient Voltage Suppressor (TVS) diode. Equivalent products include the following:
1. Littelfuse 1.5SMC33CA
2. Vishay SMA33CA
3. ON Semiconductor 1.5KE33CA
4. Bourns SMAJ33CA
5. STMicroelectronics SMAJ33CA
These substitutes should be verified for exact electrical and mechanical specifications to ensure compatibility.
1. Littelfuse 1.5SMC33CA
2. Vishay SMA33CA
3. ON Semiconductor 1.5KE33CA
4. Bourns SMAJ33CA
5. STMicroelectronics SMAJ33CA
These substitutes should be verified for exact electrical and mechanical specifications to ensure compatibility.
Features
The SMAJ33CA is a surface-mount Transient Voltage Suppressor (TVS) diode designed to protect sensitive electronic components from voltage spikes induced by inductive load switching and lightning. Here are its key features:
1. Breakdown Voltage: Approximately 33 volts.
2. Peak Pulse Power Dissipation: 400 watts at 10/1000 µs waveform, providing robust protection against transients.
3. Response Time: Fast response time, typically less than 1 picosecond, ensuring quick clamping of over-voltage events.
4. Polarity: Bidirectional, allowing it to handle both positive and negative transients.
5. Package Type: Surface-mount DO-214AC (SMA) package, ideal for space-constrained applications.
6. Low Leakage: Exhibits low leakage current, maintaining energy efficiency.
7. Clamping Voltage: Limits the maximum voltage to a safe level, typically around 53.3 volts.
8. RoHS Compliant: Environmentally friendly, adhering to regulations restricting hazardous substances.
These features make the SMAJ33CA suitable for use in a variety of applications, including telecommunications, computing, and consumer electronics, where protection from voltage transients is critical.
1. Breakdown Voltage: Approximately 33 volts.
2. Peak Pulse Power Dissipation: 400 watts at 10/1000 µs waveform, providing robust protection against transients.
3. Response Time: Fast response time, typically less than 1 picosecond, ensuring quick clamping of over-voltage events.
4. Polarity: Bidirectional, allowing it to handle both positive and negative transients.
5. Package Type: Surface-mount DO-214AC (SMA) package, ideal for space-constrained applications.
6. Low Leakage: Exhibits low leakage current, maintaining energy efficiency.
7. Clamping Voltage: Limits the maximum voltage to a safe level, typically around 53.3 volts.
8. RoHS Compliant: Environmentally friendly, adhering to regulations restricting hazardous substances.
These features make the SMAJ33CA suitable for use in a variety of applications, including telecommunications, computing, and consumer electronics, where protection from voltage transients is critical.
Pinout
The SMAJ33CA is a transient voltage suppressor (TVS) diode used for protecting sensitive electronic components from voltage spikes. It is part of the SMAJ series, which is housed in a DO-214AC (SMA) package. The key specifications for the SMAJ33CA include:
- Pin Count: 2 pins
- Cathode and Anode: The diode has two terminals, one for the cathode and one for the anode.
Function:
The primary function of the SMAJ33CA is to clamp voltage spikes and provide overvoltage protection. It is a bidirectional device, meaning it can suppress voltage spikes of both polarities. With a standoff voltage of 33 volts, it is designed to protect circuits by limiting the voltage to a safe level during transient events, such as electrostatic discharge (ESD) or electrical fast transients (EFT).
This protects the downstream components from potential damage due to overvoltage conditions, ensuring the longevity and reliability of electronic circuits.
- Pin Count: 2 pins
- Cathode and Anode: The diode has two terminals, one for the cathode and one for the anode.
Function:
The primary function of the SMAJ33CA is to clamp voltage spikes and provide overvoltage protection. It is a bidirectional device, meaning it can suppress voltage spikes of both polarities. With a standoff voltage of 33 volts, it is designed to protect circuits by limiting the voltage to a safe level during transient events, such as electrostatic discharge (ESD) or electrical fast transients (EFT).
This protects the downstream components from potential damage due to overvoltage conditions, ensuring the longevity and reliability of electronic circuits.
Manufacturer
The SMAJ33CA is manufactured by STMicroelectronics, which is a global semiconductor company. STMicroelectronics designs, develops, manufactures, and markets a wide range of semiconductor products, including discrete and integrated circuits. The company serves various industries, including automotive, industrial, personal electronics, communications equipment, and computer peripherals. STMicroelectronics is known for producing components that are critical to electronic devices such as microcontrollers, sensors, power management devices, and more. It is one of the leading semiconductor companies in the world and has a strong focus on innovation and technology development.
Application
The SMAJ33CA is a Transient Voltage Suppressor (TVS) diode designed to protect sensitive electronics from voltage spikes induced by inductive load switching and lightning. Key application areas include:
1. Automotive Electronics: Protecting vehicle electronic systems from voltage transients.
2. Consumer Electronics: Safeguarding devices like TVs, cameras, and smartphones.
3. Telecommunication Equipment: Shielding circuits in networking devices from electrical surges.
4. Industrial Systems: Used in protecting industrial control systems and machinery.
5. Computers and Peripherals: Ensuring the stability of computer components and peripherals against overvoltage events.
Its compact design and fast response make it suitable for various high-speed, sensitive applications.
1. Automotive Electronics: Protecting vehicle electronic systems from voltage transients.
2. Consumer Electronics: Safeguarding devices like TVs, cameras, and smartphones.
3. Telecommunication Equipment: Shielding circuits in networking devices from electrical surges.
4. Industrial Systems: Used in protecting industrial control systems and machinery.
5. Computers and Peripherals: Ensuring the stability of computer components and peripherals against overvoltage events.
Its compact design and fast response make it suitable for various high-speed, sensitive applications.
Package
The SMAJ33CA is a surface-mount Transient Voltage Suppressor (TVS) diode. It typically comes in a DO-214AC (also known as SMA) package, which is designed for compact, high-reliability applications on printed circuit boards.