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SMAJ54CA
+Lista de MateriaisTVS DIODE 63.2VWM 87.1VC DO214AC
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FabricanteRectron USA
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Peça do Fabricante #SMAJ54CA
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Ficha Técnica SMAJ54CA DataSheet
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Pacote DO-214AC
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Especificações
| Atributo | Valor |
| Supplier | Rectron USA |
| Package / Case | Tape & Reel (TR) |
| Series | SMAJ |
| Part Status | Active |
| Type | Zener |
| Bidirectional Channels | 1 |
| Voltage - Reverse Standoff (Typ) | 63.2V |
| Voltage - Clamping (Max) @ Ipp | 87.1V |
| Power - Peak Pulse | 400W |
| Applications | General Purpose |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
Visão Geral
Description
The "54CA" denotes the device's breakdown voltage and bidirectional capability, meaning it can clamp over-voltages in both positive and negative directions, enhancing its versatility in protecting AC and DC circuits. SMAJ54CA typically has a breakdown voltage around 54 volts, making it suitable for medium voltage applications. Its fast response time and low clamping voltage ensure effective protection while minimizing the risk of damage to the circuit. This diode is widely used in telecommunications, automotive, industrial, and consumer electronics where reliable over-voltage protection is crucial.
Equivalent
1. Littelfuse SMAJ54CA
2. ON Semiconductor SMAJ54CA
3. Vishay SMAJ54CA
4. Bourns SMAJ54CA
These equivalents are often available under the same part number from different manufacturers, offering similar specifications and performance. Always verify datasheets to ensure compatibility in your specific application.
Features
1. Breakdown Voltage: The SMAJ54CA has a breakdown voltage of approximately 54V.
2. Package: It comes in a DO-214AC (SMA) package, which is compact and suitable for surface mounting.
3. Power Dissipation: The device is capable of handling a peak pulse power dissipation of 400 watts (10/1000μs waveform).
4. Bidirectional Configuration: The CA suffix indicates that it is a bidirectional device, meaning it can protect against both positive and negative voltage spikes.
5. Low Clamping Voltage: Provides low clamping voltage for effective protection.
6. Fast Response Time: The device responds quickly to transient voltage spikes, minimizing the risk of damage to connected circuits.
7. Compliance and Standards: Typically compliant with industry standards such as IEC 61000-4-2 for ESD protection.
These features make the SMAJ54CA suitable for protecting various electronic components in applications such as telecommunications, consumer electronics, and industrial equipment.
Pinout
1. Pin 1 (Anode): This pin is connected to the positive side of the circuit or the protected line.
2. Pin 2 (Cathode): This pin is connected to the negative side or ground of the circuit.
The primary function of the SMAJ54CA is to clamp voltage spikes and prevent them from exceeding a specific reverse standoff voltage. It achieves this by absorbing and redirecting the excess energy away from sensitive components. The "54" in SMAJ54CA indicates its breakdown voltage of 54 volts. The "CA" suffix signifies that it is a bidirectional device, meaning it can clamp voltage spikes of both polarities. This makes it suitable for circuits where both positive and negative voltage transients may occur.
Manufacturer
STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a broad range of semiconductor products. The company serves various applications in multiple sectors, including automotive, industrial, personal electronics, communications equipment, and the Internet of Things (IoT). STMicroelectronics is recognized for its diverse product portfolio, which includes microcontrollers, sensors, power management systems, and more.
Headquartered in Geneva, Switzerland, STMicroelectronics operates worldwide, with manufacturing sites, research and development centers, and sales offices around the globe. It is known for its focus on innovation and sustainability in the semiconductor industry.
Application
1. Consumer Electronics: Protecting circuits in devices like smartphones, tablets, and laptops.
2. Automotive Electronics: Safeguarding sensitive components in cars against electrical transients from the vehicle's power system.
3. Industrial Equipment: Shielding industrial control systems and automation equipment from power surges.
4. Telecommunications: Ensuring the integrity of communication equipment by preventing voltage-induced damage.
5. Power Supplies: Protecting power supply circuits from voltage spikes.
These TVS diodes are essential in maintaining the reliability and longevity of electronic systems across various industries.