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| Part Number | PM1812-271J | PM1812-471J | PM1812-221J | PM1812-270J |
|---|---|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Type | - | - | - | - |
| Material - Core | Ferrite | Ferrite | Ferrite | Ferrite |
| Inductance | 270 µH | 470 µH | 220 µH | 27 µH |
| Tolerance | ±5% | ±5% | ±5% | ±5% |
| Current Rating (Amps) | 92 mA | 62 mA | 100 mA | 170 mA |
| Current - Saturation (Isat) | - | - | - | - |
| Shielding | Unshielded | Unshielded | Unshielded | Unshielded |
| DC Resistance (DCR) | 12Ohm Max | 26Ohm Max | 10Ohm Max | 3.6Ohm Max |
| Q @ Freq | 40 @ 796kHz | 40 @ 796kHz | 40 @ 796kHz | 50 @ 2.52MHz |
| Frequency - Self Resonant | 4MHz | 3MHz | 4MHz | 12MHz |
| Ratings | - | - | - | - |
| Operating Temperature | -40°C ~ 100°C | -40°C ~ 100°C | -40°C ~ 100°C | -40°C ~ 100°C |
| Inductance Frequency - Test | 796 kHz | 796 kHz | 796 kHz | 2.52 MHz |
| Features | - | - | - | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 1812 (4532 Metric) | 1812 (4532 Metric) | 1812 (4532 Metric) | 1812 (4532 Metric) |
| Supplier Device Package | 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) |
| Height - Seated (Max) | 0.134" (3.40mm) | 0.134" (3.40mm) | 0.134" (3.40mm) | 0.134" (3.40mm) |
