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| Part Number | ISC1812RQ270J | ISC1812RQ270K | ISC1812RQ470J | ISC1812RQ271J | ISC1812RV270J | ISC1812RQ220J |
|---|---|---|---|---|---|---|
| Manufacturer | Vishay Dale | Vishay Dale | Vishay Dale | Vishay Dale | Vishay Dale | Vishay Dale |
| Product Status | Active | Active | Active | Active | Active | Active |
| Type | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound | Drum Core, Wirewound |
| Material - Core | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Iron Powder |
| Inductance | 27 µH | 27 µH | 47 µH | 270 µH | 27 µH | 22 µH |
| Tolerance | ±5% | ±10% | ±5% | ±5% | ±5% | ±5% |
| Current Rating (Amps) | 212 mA | 212 mA | 183 mA | 101 mA | 212 mA | 227 mA |
| Current - Saturation (Isat) | - | - | - | - | - | - |
| Shielding | Shielded | Shielded | Shielded | Shielded | Shielded | Shielded |
| DC Resistance (DCR) | 1.56Ohm Max | 1.56Ohm Max | 2.1Ohm Max | 6.9Ohm Max | 1.56Ohm Max | 1.36Ohm Max |
| Q @ Freq | 50 @ 2.52MHz | 50 @ 2.52MHz | 50 @ 2.52MHz | 40 @ 796kHz | 50 @ 2.52MHz | 50 @ 2.52MHz |
| Frequency - Self Resonant | 13MHz | 13MHz | 9MHz | 4MHz | 13MHz | 14MHz |
| Ratings | - | - | - | - | - | - |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C |
| Inductance Frequency - Test | 2.52 MHz | 2.52 MHz | 2.52 MHz | 796 kHz | 2.52 MHz | 2.52 MHz |
| Features | - | - | - | - | - | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 1812 (4532 Metric) | 1812 (4532 Metric) | 1812 (4532 Metric) | 1812 (4532 Metric) | 1812 (4532 Metric) | 1812 (4532 Metric) |
| Supplier Device Package | 1812 | 1812 | 1812 | 1812 | 1812 | 1812 |
| Size / Dimension | 0.177" L x 0.126" W (4.50mm x 3.20mm) | 0.177" L x 0.126" W (4.50mm x 3.20mm) | 0.177" L x 0.126" W (4.50mm x 3.20mm) | 0.177" L x 0.126" W (4.50mm x 3.20mm) | 0.177" L x 0.126" W (4.50mm x 3.20mm) | 0.177" L x 0.126" W (4.50mm x 3.20mm) |
| Height - Seated (Max) | 0.134" (3.40mm) | 0.134" (3.40mm) | 0.134" (3.40mm) | 0.134" (3.40mm) | 0.134" (3.40mm) | 0.134" (3.40mm) |
