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| Part Number | SRR1280-4R5Y | SRR1280-4R7Y | SRR1280-7R5Y | SRR1280-3R5Y |
|---|---|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. |
| Product Status | Active | Active | Active | Active |
| Type | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound |
| Material - Core | Ferrite | Ferrite | Ferrite | Ferrite |
| Inductance | 4.5 µH | 4.7 µH | 7.5 µH | 3.5 µH |
| Tolerance | ±30% | ±30% | ±30% | ±30% |
| Current Rating (Amps) | 8.5 A | 8.2 A | 6.4 A | 8.8 A |
| Current - Saturation (Isat) | 9A | 8.8A | 7A | 9.8A |
| Shielding | Shielded | Shielded | Shielded | Shielded |
| DC Resistance (DCR) | 13.5mOhm Max | 15.5mOhm Max | 17.5mOhm Max | 12mOhm Max |
| Q @ Freq | 20 @ 7.96MHz | 22 @ 7.96MHz | 16 @ 7.96MHz | 20 @ 7.96MHz |
| Frequency - Self Resonant | 34MHz | 30MHz | 21MHz | 36MHz |
| Ratings | - | - | - | - |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C |
| Inductance Frequency - Test | 100 kHz | 100 kHz | 100 kHz | 100 kHz |
| Features | - | - | - | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | Nonstandard | Nonstandard | Nonstandard | Nonstandard |
| Supplier Device Package | - | - | - | - |
| Size / Dimension | 0.492" L x 0.492" W (12.50mm x 12.50mm) | 0.492" L x 0.492" W (12.50mm x 12.50mm) | 0.492" L x 0.492" W (12.50mm x 12.50mm) | 0.492" L x 0.492" W (12.50mm x 12.50mm) |
| Height - Seated (Max) | 0.315" (8.00mm) | 0.315" (8.00mm) | 0.315" (8.00mm) | 0.315" (8.00mm) |
