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Bourns Uni-Directional 1-Element TVS Diode 400 W Surface Mount SOD-123 Package SMF4L7.5A-Q
Specifications
| Country of Origin | India |
|---|---|
| Brand | Bourns |
| Height | 0.22mm |
| Length | 0.27mm |
| Model | SMF4L7.5A-Q |
| Width | 0.25mm |
| Mount Type | Surface |
| Series | SMF |
| Maximum Operating Temperature | 150°C |
| Package Type | SOD-123 |
| Minimum Operating Temperature | -55°C |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Clamping Voltage VC | 7.5V |
| Automotive Standard | AEC-Q101 |
| Diode Configuration | Single |
| Direction Type | Uni-Directional |
| Minimum Breakdown Voltage Vbr | 9.21V |
| Maximum Reverse Stand-off Voltage Vwm | 85V |
| Peak Pulse Power Dissipation Pppm | 400W |
| Test Current It | 1mA |
| Maximum Reverse Leakage Current | 1μA |
| Standoff Voltage | 5 to 85 volts |
Key Features
- Designed for surge and ESD protection with fast response time under 1 picosecond.
- Provides a minimum breakdown voltage of 9.21 V and maximum reverse stand-off voltage of 85 V.
- Features low maximum reverse leakage current of 1 μA enabling low power loss.
- Operates reliably between -55 °C and 150 °C for industrial environments.
- Automotive grade tested and conforms to AEC-Q101 standard.
- 2-pin uni-directional diode configuration with single element per chip.
- Surface mount SOD-123 package allows easy PCB assembly with pick-and-place equipment.
Product Description
Bourns SMF4L7.5A-Q Uni-Directional 1-Element TVS Diode is engineered to protect sensitive electronic components from voltage spikes, surges, and electrostatic discharge events. It offers a high peak pulse power dissipation of 400 W in a compact Surface Mount Device (SMD) SOD-123 package, enabling durable, space-efficient circuit protection in industrial, automotive, and consumer electronics applications.
The diode features a minimum breakdown voltage of 9.21 V and a maximum reverse stand-off voltage rating up to 85 V, providing reliable suppression of transient voltage events. Its fast response time of less than 1 picosecond ensures prompt clamping of voltage surges.
With low maximum reverse leakage current at 1 μA, the SMF4L7.5A-Q diode minimizes power loss and thermal dissipation during normal operation. The device is qualified for operation across a wide temperature range from -55 °C to 150 °C, meeting automotive-level AEC-Q101 standards, thus suitable for demanding environments.
The 2-pin single element configuration and flat SOD-123 surface mount package enable streamlined PCB assembly using automated pick and place machinery while minimizing roll away during production. The diode's robust construction ensures long-term durability and enhanced reliability in surge-sensitive circuits.
Designed for fast transient voltage surge and ESD protection. Compact SOD-123 surface mount package suitable for dense PCB layouts. High peak pulse power dissipation of 400 W for reliable clamping. Wide operating temperature range supports automotive and industrial use.
Single element, uni-directional configuration for precise voltage suppression. Low leakage current reduces device heating and energy loss. Meets AEC-Q101 automotive reliability standard.
This TVS Diode is ideal for use in industrial equipment, automotive electronics, power supplies, communication devices, and general semiconductor protection applications where high pulse power and rapid clamping are crucial.
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Frequently Asked Questions
This model has a peak pulse power dissipation of 400 W, making it suitable for reliable clamping of voltage surges.
The minimum breakdown voltage is 9.21 V, which allows for effective suppression of transient voltage events.
It has a maximum reverse stand-off voltage rating of 85 V, ensuring reliable operation under voltage spikes.
The diode operates reliably between -55 °C and 150 °C, making it suitable for various industrial and automotive applications.
The maximum reverse leakage current is 1 μA, which helps minimize power loss during normal operation.
It comes in a compact SOD-123 surface mount package, facilitating easy PCB assembly with pick-and-place equipment.
This model features a single element configuration, designed for uni-directional voltage suppression.
It meets the AEC-Q101 automotive standard, ensuring reliability for automotive applications.
The clamping voltage (VC) for this model is 7.5 V, which is critical for effective voltage suppression.
This diode has a pin count of 2, suitable for various circuit designs.
The test current (It) for the SMF4L7.5A-Q is 1 mA, which is used for performance testing.
The dimensions are 0.27 mm in length, 0.25 mm in width, and 0.22 mm in height, making it compact for dense layouts.
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