When working on electronics projects, it's crucial to select the right components, and diodes are no exception. In this blog post, we will dive deeper into the differences between three popular diodes: SB560, SB3150, and SR5200, based on their datasheets. Understanding these differences will help you make informed choices for your projects.
| Parameter | SB560 | SB3150 | SR5200 |
|---|---|---|---|
| Manufacturer | Diodes Incorporated | Diodes Incorporated | Won-Top Electronics |
| Product Category | Schottky Diodes & Rectifiers | Schottky Diodes & Rectifiers | Schottky Diodes & Rectifiers |
| RoHS | Yes | Yes | Yes |
| Product | Schottky Rectifiers | Schottky Rectifiers | Schottky Rectifiers |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Package / Case | DO-201AD-2 | TO-220AC | DO-201AD-2 |
| Configuration | Single | Single | Single |
| Technology | Si | Si | Si |
| If - Forward Current | 5 A | 3 A | 5 A |
| Vrrm - Repetitive Reverse Voltage | 60 V | 150 V | 200 V |
| Vf - Forward Voltage | 670 mV | 550 mV | 850 mV |
| Ifsm - Forward Surge Current | 150 A | 80 A | 150 A |
| Ir - Reverse Current | 500 uA | 500 uA | 1 mA |
| Minimum Operating Temperature | -50°C | -65°C | -55°C |
| Maximum Operating Temperature | +150°C | +150°C | +150°C |
| Series | SB560 | SB3150 | SR5200 |
| Packaging | Reel | Tube | Reel |
| Brand | onsemi / Fairchild | onsemi / Fairchild | Won-Top Electronics |
| Height | 5.6 mm | 9.65 mm | 5.6 mm |
| Length | 9.53 mm | 10.4 mm | 9.53 mm |
| Width | 5.6 mm | 4.6 mm | 5.6 mm |
| Part # Aliases | SB560_NL | SB3150_NL | N/A |
| Unit Weight | 0.012699 oz | 0.063493 oz | 0.012699 oz |
Now, let's delve into the key differences between these diodes:
- Repetitive Reverse Voltage (Vrrm): SB3150 offers a significantly higher Vrrm of 150 V, making it suitable for applications where higher voltage tolerance is required. In contrast, SB560 has a Vrrm of 60 V, and SR5200 offers 200 V.
- Forward Voltage (Vf): SB3150 stands out with the lowest forward voltage at 550 mV, which can lead to reduced power losses in your circuits compared to SB560 (670 mV) and SR5200 (850 mV).
- Forward Surge Current (Ifsm): If your application demands resilience to surges, note that SB3150 has a lower Ifsm of 80 A, while SB560 and SR5200 can handle 150 A.
- Package/Case: SB3150 uses the TO-220AC package, which may impact your design choices compared to SB560 and SR5200 using DO-201AD-2.
- Unit Weight: SB3150 is notably heavier at 0.063493 oz, potentially affecting weight-sensitive designs compared to the lighter SB560 and SR5200 at 0.012699 oz.
These distinctions are critical in selecting the diode that aligns with your project's specific requirements. By analyzing datasheets and considering these differences, you can make informed decisions that optimize the performance of your electronic circuits.
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