SMD PWR Fixed Inductors 220uH 2.9A 20 CDRH124
The CDRH124 represents a family of high-reliability SMD power inductors designed for DC-DC converters and other high-frequency switching applications. Built with a ferrite drum core and fully magnetically shielded structure, the CDRH124 delivers low magnetic interference and stable inductance under load.
This 220µH model (CDRH124NP-221MC) offers a rated inductance of 220µH ±20% at 100kHz, with a typical DC resistance of 560mΩ and saturation current up to 1.48A. Its temperature rise current is rated at 0.93A, ensuring thermal stability in compact PCB layouts. With dimensions of just 12.3×12.3×4.5mm, it balances compact form factor with high energy storage capability.
Features:
- Inductance: 220µH ±20% at 100kHz.
- High saturation current up to 1.48A (typical).
- Temperature rise current of 0.93A.
- Compact 12.3×12.3×4.5mm SMD package.
- Ferrite drum core construction with magnetic shielding.
Specifications:
| Parameter | Value |
|---|---|
| Inductance | 220µH ±20% at 100kHz |
| DC Resistance (Max) | 700mΩ (typ. 560mΩ) |
| Saturation Current | 1.18A (typ. 1.48A) |
| Temperature Rise Current | 0.93A |
| Operating Temperature | –40 °C to +100 °C |
| Core Material | Ferrite |
| Shielding | Magnetically shielded |
| Dimensions (L×W×H) | 12.3×12.3×4.5mm |
Dimension & Foot print:
Applications:
- DC-DC converters in notebook PCs.
- Power supplies for LCD TVs and projectors.
- Inductors in DVD players and game machines.
- Filtering in set-top boxes (STB).
- Power management in consumer electronics.
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