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| Part Number | SDR1307A-331K | SDR1307A-391K | SDR1307A-330K | 
|---|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. | 
| Product Status | Active | Active | Active | 
| Type | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound | 
| Material - Core | Ferrite | Ferrite | Ferrite | 
| Inductance | 330 µH | 390 µH | 33 µH | 
| Tolerance | ±10% | ±10% | ±10% | 
| Current Rating (Amps) | 1.1 A | 1 A | 3.1 A | 
| Current - Saturation (Isat) | 1.6A | 1.5A | 5A | 
| Shielding | Unshielded | Unshielded | Unshielded | 
| DC Resistance (DCR) | 520mOhm Max | 600mOhm Max | 65mOhm Max | 
| Q @ Freq | 15 @ 796kHz | 12 @ 796kHz | 35 @ 2.52MHz | 
| Frequency - Self Resonant | 3.2MHz | 2.52MHz | 10MHz | 
| Ratings | AEC-Q200 | AEC-Q200 | AEC-Q200 | 
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | 
| Inductance Frequency - Test | 100 kHz | 100 kHz | 100 kHz | 
| Features | - | - | - | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | 
| Package / Case | Nonstandard | Nonstandard | Nonstandard | 
| Supplier Device Package | - | - | - | 
| Size / Dimension | 0.512" Dia (13.00mm) | 0.512" Dia (13.00mm) | 0.512" Dia (13.00mm) | 
| Height - Seated (Max) | 0.287" (7.30mm) | 0.287" (7.30mm) | 0.287" (7.30mm) |