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| Part Number | PM40-R18M | PM40-R68M | PM40-R12M |
|---|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. |
| Product Status | Obsolete | Obsolete | Obsolete |
| Type | Molded | Molded | Molded |
| Material - Core | Non-Magnetic | Non-Magnetic | Non-Magnetic |
| Inductance | 180 nH | 680 nH | 120 nH |
| Tolerance | ±20% | ±20% | ±20% |
| Current Rating (Amps) | 450 mA | 450 mA | 450 mA |
| Current - Saturation (Isat) | - | - | - |
| Shielding | Unshielded | Unshielded | Unshielded |
| DC Resistance (DCR) | 280mOhm Max | 600mOhm Max | 220mOhm Max |
| Q @ Freq | 30 @ 25.2MHz | 30 @ 25.2MHz | 30 @ 25.2MHz |
| Frequency - Self Resonant | 400MHz | 160MHz | 500MHz |
| Ratings | - | - | - |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C |
| Inductance Frequency - Test | 25.2 MHz | 25.2 MHz | 25.2 MHz |
| Features | - | - | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 1812 (4532 Metric) | 1812 (4532 Metric) | 1812 (4532 Metric) |
| Supplier Device Package | 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) |
| Height - Seated (Max) | 0.126" (3.20mm) | 0.126" (3.20mm) | 0.126" (3.20mm) |
