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| Part Number | ELC-18B331L | ELC-18B391L | ELC-18B332L | ELC-18E331L | ELC-16B331L | ELC-18B330L | 
|---|---|---|---|---|---|---|
| Manufacturer | Panasonic Electronic Components | Panasonic Electronic Components | Panasonic Electronic Components | Panasonic Electronic Components | Panasonic Electronic Components | Panasonic Electronic Components | 
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | 
| Type | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound | Wirewound | Drum Core, Wirewound | 
| Material - Core | Ferrite | Ferrite | Ferrite | Ferrite | - | Ferrite | 
| Inductance | 330 µH | 390 µH | 3.3 mH | 330 µH | 330 µH | 33 µH | 
| Tolerance | ±10% | ±10% | ±10% | ±10% | ±10% | ±10% | 
| Current Rating (Amps) | 1.9 A | 1.8 A | 600 mA | 1.9 A | 1.5 A | 4.6 A | 
| Current - Saturation (Isat) | - | - | - | - | - | - | 
| Shielding | Unshielded | Unshielded | Unshielded | Shielded | Unshielded | Unshielded | 
| DC Resistance (DCR) | 130mOhm | 150mOhm | 1.4Ohm | 110mOhm | 200mOhm | 30mOhm | 
| Q @ Freq | - | - | - | - | - | - | 
| Frequency - Self Resonant | - | - | - | - | - | - | 
| Ratings | - | - | - | - | - | - | 
| Operating Temperature | - | - | - | - | - | - | 
| Inductance Frequency - Test | 10 kHz | 10 kHz | 10 kHz | 10 kHz | 10 kHz | 10 kHz | 
| Features | - | - | - | - | - | - | 
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | 
| Package / Case | Radial, Vertical Cylinder (Open) | Radial, Vertical Cylinder (Open) | Radial, Vertical Cylinder (Open) | Radial, Vertical Cylinder | Radial, Vertical Cylinder (Open) | Radial, Vertical Cylinder (Open) | 
| Supplier Device Package | - | - | - | - | - | - | 
| Size / Dimension | 0.787" Dia (20.00mm) | 0.787" Dia (20.00mm) | 0.787" Dia (20.00mm) | 0.748" Dia (19.00mm) | 0.630" Dia (16.00mm) | 0.787" Dia (20.00mm) | 
| Height - Seated (Max) | 1.063" (27.00mm) | 1.063" (27.00mm) | 1.063" (27.00mm) | 0.988" (25.10mm) | 0.906" (23.00mm) | 1.063" (27.00mm) |