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Taiwan Semiconductor 1-Element Bi-Directional TVS Diode 400W, Surface Mount DO-214 SMAJ51CA R3
Specifications
| Country of Origin | India |
|---|---|
| Brand | Taiwan Semiconductor |
| Height | 2.3mm |
| Length | 4.6mm |
| Model | SMAJ51CA R3 |
| Width | 2.83mm |
| Mount Type | Surface |
| Series | SMAJ |
| Maximum Operating Temperature | 150°C |
| Package Type | DO-214 |
| Minimum Operating Temperature | -55°C |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Clamping Voltage VC | 82.4V |
| Diode Configuration | Single |
| Direction Type | Bi-Directional |
| Minimum Breakdown Voltage Vbr | 56.7V |
| Maximum Reverse Stand-off Voltage Vwm | 51V |
| Peak Pulse Power Dissipation Pppm | 400W |
| Test Current It | 1mA |
| Maximum Peak Pulse Current Ippm | 4.9A |
| Maximum Reverse Leakage Current | 5μA |
Key Features
- Single diode configuration designed for bi-directional transient voltage suppression.
- Minimum breakdown voltage of 56.7V and maximum reverse stand-off voltage of 51V.
- Clamping voltage rated at 82.4V ensures effective voltage spike protection.
- Operates reliably over a temperature range from -55°C to 150°C.
- Compact package dimensions of 4.6mm length, 2.83mm width, and 2.3mm height.
- 2-pin surface mount design simplifies PCB assembly.
- Maximum peak pulse current capability of 4.9A with 1mA test current.
- ESD protection included for enhanced device safety.
Product Description
Taiwan Semiconductor SMAJ51CA R3 is a high-performance 1-element bi-directional TVS diode delivering 400W peak pulse power dissipation. Packaged in a standard DO-214 surface mount package, it is designed to protect sensitive electronic circuits from voltage transients and electrostatic discharge.
This device features a minimum breakdown voltage of 56.7V and a maximum reverse stand-off voltage of 51V, combined with a clamping voltage of 82.4V to effectively suppress voltage spikes. It supports safe operation between -55°C and 150°C, making it suitable for demanding environments.
The TVS diode has a compact footprint with dimensions of 4.6mm (length) x 2.83mm (width) x 2.3mm (height) and incorporates 2 pins for surface mounting. It supports a maximum peak pulse current of 4.9A and has an extremely low maximum reverse leakage current of 5µA, ensuring minimal leakage losses.
It includes ESD protection, providing robust defense against electrostatic discharges that can damage electronic components. The single diode configuration in bi-directional direction type is ideal for AC and signal line protection.
This TVS diode is widely used in industrial control systems, automotive electronics, communication equipment, power supplies, and consumer electronic devices where voltage spike mitigation is critical for reliability and longevity.
Single diode configuration designed for bi-directional transient voltage suppression. Minimum breakdown voltage of 56.7V and maximum reverse stand-off voltage of 51V. Clamping voltage rated at 82.4V ensures effective voltage spike protection.
Operates reliably over a temperature range from -55°C to 150°C. Compact package dimensions of 4.6mm length, 2.83mm width, and 2.3mm height. 2-pin surface mount design simplifies PCB assembly. Maximum peak pulse current capability of 4.9A with 1mA test current.
ESD protection included for enhanced device safety. Low maximum reverse leakage current of 5µA reduces standby power loss. Applications include protection of sensitive electronics in industrial, automotive, and consumer equipment.
Discover this TVS diode and other Semiconductor components in our Electronics & Electricals category at EnvMart to enhance your circuit reliability and efficiency.
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Frequently Asked Questions
The peak pulse power dissipation of this model is 400W.
This unit has compact dimensions of 4.6mm in length, 2.83mm in width, and 2.3mm in height.
The minimum breakdown voltage is 56.7V.
The clamping voltage is rated at 82.4V, providing effective voltage spike protection.
It can handle a maximum peak pulse current of 4.9A with a test current of 1mA.
The operating temperature range is from -55°C to 150°C.
This model features a 2-pin surface mount design.
It uses a single diode configuration designed for bi-directional transient voltage suppression.
This diode is suitable for protecting sensitive electronics in industrial control systems, automotive electronics, communication equipment, power supplies, and consumer electronic devices.
It comes in a standard DO-214 surface mount package, simplifying PCB assembly.
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