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Littelfuse Uni-Directional 1-Element TVS Diode 2-Pin Surface Mount SOD-123 Package 200W Peak Pulse Power SMF24A
Specifications
| Country of Origin | China |
|---|---|
| Brand | Littelfuse |
| Height | 1mm |
| Length | 2.9mm |
| Model | SMF24A |
| Width | 2mm |
| Mount Type | Surface |
| Series | SMF |
| Maximum Operating Temperature | 150°C |
| Package Type | SOD-123 |
| Minimum Operating Temperature | -65°C |
| Low Profile | maximum height of 1.1mm |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Clamping Voltage VC | 38.9V |
| Diode Configuration | Single |
| Direction Type | Uni-Directional |
| Minimum Breakdown Voltage Vbr | 26.7V |
| Maximum Reverse Stand-off Voltage Vwm | 24V |
| Peak Pulse Power Dissipation Pppm | 200W |
| Test Current It | 1mA |
| Maximum Peak Pulse Current Ippm | 5.1A |
| Maximum Reverse Leakage Current | 1μA |
| Fast response time | typically less than 1.0ns from 0 Volts to VBR min |
| High temperature soldering | 260°C/40 seconds at terminals |
Key Features
- Uni-directional diode provides effective transient voltage suppression.
- Surface mount SOD-123 package optimizes board space with a low profile of 1.1 mm height.
- Peak pulse power dissipation of 200W at 10x1000μs waveform.
- Wide operating temperature range from -65°C to 150°C ensures reliable performance.
- Fast response time typically under 1.0 nanosecond from 0 Volts to minimum breakdown voltage.
- Low inductance design provides excellent clamping capability during surges.
- Lead-free matte tin plating and glass passivated junction for durability.
- Compatible with industrial standard SOD-123 package footprint.
Product Description
Littelfuse SMF24A Uni-Directional 1-Element TVS Diode in a 2-pin surface mount SOD-123 package is engineered to protect sensitive electronic equipment from transient voltage events such as lightning-induced surges. This TVS diode offers a peak pulse power dissipation of 200 watts under a 10x1000 microsecond waveform, ensuring robust industrial protection.
The diode features a low profile of 1.1 millimeters height and compact dimensions of 2.9 mm length by 2 mm width, making it ideal for circuit boards requiring space optimization. It operates reliably across a wide temperature range from -65°C to 150°C, suitable for demanding environments.
The device provides fast response with less than 1 nanosecond to clamp voltage spikes effectively, preserving the integrity of connected components. Its surface mount design supports automated PCB assembly, and the lead-free matte tin plating complies with environmental standards.
This SMF series diode is glass passivated and includes built-in strain relief for enhanced durability. It withstands high temperature soldering at 260°C for 40 seconds, enabling flexible manufacturing processes.
Uni-Directional protection for transient voltage spikes. 200W peak pulse power at 10x1000μs waveform. Low profile, space-saving SOD-123 surface mount package. Wide temperature operating range from -65°C to 150°C. Fast response time less than 1 nanosecond.
Low leakage current and excellent clamping performance. Lead-free matte tin plating and durable glass passivated junction. Compliant with industry mounting and packaging standards. High temperature soldering capable.
This TVS Diode is widely used in industrial, electronic, telecommunications, automotive non-critical systems, and consumer electronics applications requiring transient voltage suppression and ESD protection. It protects power supply lines and sensitive semiconductor devices effectively, ensuring longer operational life of electronic assemblies.
Explore further Littelfuse semiconductor products and electrically protective devices on EnvMart for comprehensive electronic component solutions.
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Frequently Asked Questions
The peak pulse power dissipation of the SMF24A TVS diode is 200 watts under a 10x1000 microsecond waveform.
It operates reliably across a wide temperature range from -65°C to 150°C.
This diode has a length of 2.9 mm, a width of 2 mm, and a height of 1.1 mm.
The response time is typically less than 1.0 nanosecond from 0 Volts to the minimum breakdown voltage.
The clamping voltage (VC) for this model is 38.9V.
It comes in a surface mount SOD-123 package.
The maximum reverse stand-off voltage (Vwm) is 24V.
This model features a single element configuration.
The maximum peak pulse current (Ippm) is 5.1A.
Yes, it features lead-free matte tin plating, complying with environmental standards.
The minimum breakdown voltage (Vbr) is 26.7V.
Yes, it can withstand high temperature soldering at 260°C for 40 seconds at the terminals.
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