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Littelfuse Uni-Directional TVS Diode 600 W, 2-Pin DO-214 SMBJ28A
Specifications
| Country of Origin | India |
|---|---|
| Brand | Littelfuse |
| Height | 2.237mm |
| Length | 4.57mm |
| Model | SMBJ28A |
| Width | 3.94mm |
| Mount Type | Surface |
| Series | SMBJ |
| Maximum Operating Temperature | 150°C |
| Package Type | DO-214 |
| Minimum Operating Temperature | -65°C |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Clamping Voltage VC | 45.4V |
| Diode Configuration | Single |
| Direction Type | Uni-Directional |
| Minimum Breakdown Voltage Vbr | 31.1V |
| Maximum Reverse Stand-off Voltage Vwm | 28V |
| Peak Pulse Power Dissipation Pppm | 600W |
| Test Current It | 1mA |
| Maximum Peak Pulse Current Ippm | 13.3A |
| Maximum Reverse Leakage Current | 1μA |
Key Features
- This diode features a single-element diode configuration for protection against voltage spikes.
- It supports a maximum peak pulse current of 13.3 A to handle transient surges.
- Minimum breakdown voltage is 31.1 V with a maximum reverse stand-off voltage of 28 V for reliable clamping.
- Clamping voltage is 45.4 V ensuring effective transient voltage suppression.
- Operating temperature ranges from -65°C to a maximum of 150°C ensuring usage in harsh environments.
- Compact dimensions of 4.57 mm length, 3.94 mm width, and 2.237 mm height suitable for surface mounting.
- Includes electrostatic discharge (ESD) protection.
- Manufactured as part of the SMBJ series ensuring compatibility with standard TVS diode applications.
Product Description
Littelfuse SMBJ28A is a 1-element Uni-Directional Transient Voltage Suppression (TVS) diode designed for protection of sensitive electronic circuits against voltage spikes and transient surges. This TVS diode dissipates a peak pulse power of 600 W, making it suitable for industrial and commercial electronic applications requiring robust surge protection.
The diode is housed in a DO-214 surface mount package with 2 pins, measuring 4.57 mm in length, 3.94 mm in width, and 2.237 mm in height, facilitating easy PCB mounting and compact integration. It has a minimum breakdown voltage of 31.1 V and can withstand a maximum reverse stand-off voltage of 28 V. The diode clamps transient voltages at 45.4 V, effectively limiting damage to downstream electronic components.
Operating temperature range from -65°C to 150°C allows the diode to function reliably in varying environmental conditions commonly encountered in industrial, laboratory, and manufacturing settings. Its maximum peak pulse current rating of 13.3 A ensures high surge capability. ESD protection is built-in, reinforcing its suitability for sensitive electronics.
Single-element diode configuration provides targeted protection. Robust surface mount design for compact installations. High power dissipation capacity up to 600 W for transient events. Wide operating temperature range from -65°C to 150°C.
Effective clamping voltage of 45.4 V safeguards circuits. Compact dimensions promote flexible PCB layout. Suitable for industrial and electronic equipment protection. Not certified for automotive applications.
This Littelfuse SMBJ28A TVS diode is widely used in the protection of power supplies, telecommunications equipment, LED lighting, and other electronic devices exposed to transient voltage conditions. Its compliance with standard package type DO-214 and robust electrical specifications make it a reliable choice for engineers designing for surge protection.
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Frequently Asked Questions
The Littelfuse SMBJ28A TVS diode has a peak pulse power dissipation of 600 W, making it suitable for handling transient voltage conditions in various applications.
This model has compact dimensions of 4.57 mm in length, 3.94 mm in width, and 2.237 mm in height, which facilitates easy surface mounting on PCBs.
The maximum reverse stand-off voltage for the Littelfuse SMBJ28A is 28 V, ensuring reliable operation under specified conditions.
The clamping voltage of this TVS diode is 45.4 V, which helps to protect sensitive electronic components from voltage spikes.
The operating temperature range for the Littelfuse SMBJ28A is from -65°C to a maximum of 150°C, allowing it to function in harsh environments.
This diode features a 2-pin configuration, suitable for surface mounting applications.
The minimum breakdown voltage of this model is 31.1 V, which is critical for effective transient voltage suppression.
The Littelfuse SMBJ28A utilizes a single-element diode configuration, designed specifically for uni-directional transient voltage suppression.
The maximum peak pulse current rating for the SMBJ28A is 13.3 A, ensuring it can handle significant transient surges.
No, the Littelfuse SMBJ28A is not certified for automotive applications and is intended for use in industrial and commercial electronic equipment.
This model is part of the SMBJ series of TVS diodes, which are designed for standard transient voltage suppression applications.
Yes, the Littelfuse SMBJ28A includes built-in electrostatic discharge (ESD) protection, making it suitable for sensitive electronic circuits.
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