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| Part Number | SRR1240-390M | SRR1260-390M | SRR1210-390M | SRR1240-330M |
|---|---|---|---|---|
| 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 | 39 µH | 39 µH | 39 µH | 33 µH |
| Tolerance | ±20% | ±20% | ±20% | ±20% |
| Current Rating (Amps) | 2.15 A | 2.8 A | 4.2 A | 2.3 A |
| Current - Saturation (Isat) | 2A | 2.7A | 3.5A | 2.1A |
| Shielding | Shielded | Shielded | Shielded | Shielded |
| DC Resistance (DCR) | 120mOhm Max | 70mOhm Max | 66mOhm Max | 97mOhm Max |
| Q @ Freq | 14 @ 2.52MHz | 22 @ 2.52MHz | 16 @ 2.52MHz | 19 @ 2.52MHz |
| Frequency - Self Resonant | 14MHz | 10.4MHz | 4.5MHz | 15MHz |
| 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) | 0.472" L x 0.472" W (12.00mm x 12.00mm) | 0.492" L x 0.492" W (12.50mm x 12.50mm) |
| Height - Seated (Max) | 0.177" (4.50mm) | 0.256" (6.50mm) | 0.394" (10.00mm) | 0.177" (4.50mm) |
