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STMicroelectronics 1-Element Uni-Directional TVS Diode 1.5 kW 2-Pin SMB SMB15F40A
Specifications
| Country of Origin | India |
|---|---|
| Brand | STMicroelectronics |
| Height | 1.1mm |
| Length | 3.95mm |
| Model | SMB15F40A |
| Width | 5.6mm |
| Mount Type | Surface |
| Series | SMB15FxxA |
| Maximum Operating Temperature | 175°C |
| Package Type | SMB |
| Minimum Operating Temperature | -55°C |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Clamping Voltage VC | 64.5V |
| Diode Configuration | Single |
| Direction Type | Uni-Directional |
| Minimum Breakdown Voltage Vbr | 49V |
| Maximum Reverse Stand-off Voltage Vwm | 64V |
| Peak Pulse Power Dissipation Pppm | 1.5kW |
| Test Current It | 1mA |
| Maximum Peak Pulse Current Ippm | 24A |
| Maximum Reverse Leakage Current | 1μA |
Key Features
- Single diode configuration designed for uni-directional transient voltage suppression.
- Minimum breakdown voltage of 49 V ensures effective circuit protection.
- Clamping voltage of 64.5 V during transient events.
- Operates within a temperature range of -55°C to 175°C for durability.
- Maximum peak pulse current of 24 A supports high energy transient pulses.
- Low maximum reverse leakage current of 1 μA for minimal power loss.
- Matte tin plating finish improves solderability and reliability.
- Suitable for electronic circuit protection in industrial and electronic applications.
Product Description
STMicroelectronics SMB15F40A 1-Element Uni-Directional TVS Diode offers reliable protection for sensitive electronic circuits against transient voltage surges. This diode features a single element designed for uni-directional operation, packaged in a compact 2-pin SMB surface mount format.
With a peak pulse power dissipation rating of 1.5 kW and a minimum breakdown voltage of 49 V, the device effectively clamps voltage spikes to a maximum of 64.5 V, preventing damage to downstream components. It supports a maximum peak pulse current of 24 A, ensuring robust transient absorption capability.
The diode withstands operating temperatures from -55°C up to 175°C, highlighting its suitability for demanding industrial and electronic applications. It incorporates planar technology for low leakage current (max 1 μA) and high junction temperature stability, enhancing long-term reliability.
Mechanical dimensions of 3.95 mm length, 5.6 mm width, and 1.1 mm height allow for easy integration into PCBs where space is limited. Matte tin plating ensures excellent solderability and corrosion resistance.
Typical applications include protection of power lines, signal lines, and sensitive semiconductor devices in consumer electronics, industrial control systems, and telecommunications equipment.
Single diode configuration designed for uni-directional transient voltage suppression. Minimum breakdown voltage of 49 V ensures effective circuit protection. Clamping voltage of 64.5 V during transient events. Operates within a temperature range of -55°C to 175°C for durability.
Maximum peak pulse current of 24 A supports high energy transient pulses. Compact SMB package dimensions: length 3.95 mm, width 5.6 mm, height 1.1 mm. Low maximum reverse leakage current of 1 μA for minimal power loss. Matte tin plating finish improves solderability and reliability.
Suitable for electronic circuit protection in industrial and electronic applications. Explore more TVS Diodes and protection components on EnvMart to enhance your electronics projects and industrial designs.
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Frequently Asked Questions
The peak pulse power dissipation rating of the SMB15F40A is 1.5 kW, allowing it to effectively manage high energy transient pulses.
The minimum breakdown voltage of this model is 49 V, ensuring effective circuit protection during transient events.
During transient events, the clamping voltage of this diode is 64.5 V, which helps prevent damage to downstream components.
This diode supports a maximum peak pulse current of 24 A, which is essential for robust transient absorption capability.
The mechanical dimensions of this unit are 3.95 mm in length, 5.6 mm in width, and 1.1 mm in height, making it suitable for compact PCB integration.
The SMB15F40A operates within a temperature range of -55°C to 175°C, which allows for use in demanding industrial and electronic applications.
This model uses a surface mount type, which facilitates easy integration into electronic circuits.
The maximum reverse leakage current for this diode is 1 μA, which contributes to minimal power loss in the circuit.
This diode is suitable for protecting power lines, signal lines, and sensitive semiconductor devices in consumer electronics and industrial control systems.
The SMB15F40A features a single element configuration, designed specifically for uni-directional transient voltage suppression.
This diode has a pin count of 2, which is standard for its SMB package type.
The diode features a matte tin plating finish that enhances solderability and reliability in electronic applications.
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