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Product Detailed Parameters
- Description：INDUCT ARRAY 2 COIL 680NH SMD
- Series：4448R
- Mfr：Delevan
- Package：Tape & Reel (TR)
- Number of Coils：2
- Inductance - Connected In Parallel：680 nH
- Inductance - Connected In Series：3 µH
- Tolerance：±20%
- Current Rating - Parallel：7.2 A
- Current Rating - Series：3.6 A
- DC Resistance (DCR) - Parallel：6mOhm Max
- DC Resistance (DCR) - Series：24mOhm Max
- Shielding：Unshielded
- Operating Temperature：-55°C ~ 125°C
- Mounting Type：Surface Mount
- Package / Case：Nonstandard
- Size / Dimension：0.530" L x 0.530" W (13.46mm x 13.46mm)
- Height：0.310" (7.87mm)
- Current Saturation - Parallel：-
- Current Saturation - Series：-
- Ratings：-
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Overview
The Delevan 4448R-04M is a coupled inductor array featuring two coils with a parallel inductance of 680 nH and a series inductance of 3 µH. It has a tolerance of ±20% and supports a maximum DC current of 7.2 A in parallel configuration and 3.6 A in series. The component exhibits a maximum DC resistance of 6 mΩ in parallel and 24 mΩ in series. Measuring 13.46 mm by 13.46 mm with a height of 7.87 mm, it utilizes surface-mount technology and operates within a temperature range of -55°C to 125°C.
Feature Summary
- Dual-coil coupled inductor array design for space-constrained applications
- High-current capability supporting up to 7.2 A in parallel mode
- Low DC resistance to minimize power loss in high-current paths
- Robust thermal performance suitable for wide operating temperature ranges
Applications
- Power supply input filtering
- DC-DC converter stages
- High-current signal conditioning circuits
Procurement Notes
Verify the specific suffix and packaging format required for your assembly line, as availability may vary between cut tape and reel formats. Confirm RoHS compliance status and moisture sensitivity level prior to ordering to ensure compatibility with your manufacturing process and storage requirements.
Selection Notes
Select this component when a compact footprint is required alongside high current handling capabilities. Ensure the circuit design accounts for the specific parallel versus series inductance values and current ratings to match the application's electrical demands accurately.
Part Context
This part belongs to the 4448/R series of coupled inductors manufactured by Delevan. The series is characterized by toroidal core construction and molded packages designed for surface-mount integration. These components are engineered for power electronics applications requiring efficient magnetic coupling and high current density.
Replacement Considerations
Consult official manufacturer documentation for verified cross-references. No direct substitute part numbers are confirmed in the provided public data.
