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CDRH127-4R7NC is listed in the Fixed Inductors range at ChipApex. The manufacturer field lists Sumida America Components Inc.. Its product description is FIXED IND 4.7UH 6.8A 15.8MOHM SM. Review the specifications below when checking this part for your BOM.
Fixed Inductors specifications for CDRH127-4R7NC
- Description：FIXED IND 4.7UH 6.8A 15.8MOHM SM
- Series：CDRH127
- Mfr：Sumida America Components Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：-
- Material - Core：-
- Inductance：4.7 µH
- Tolerance：-20%, +40%
- Current Rating (Amps)：6.8 A
- Current - Saturation (Isat)：-
- Shielding：Shielded
- DC Resistance (DCR)：15.8mOhm Max
- Q @ Freq：-
- Frequency - Self Resonant：-
- Ratings：-
- Operating Temperature：-40°C ~ 100°C
- Inductance Frequency - Test：100 kHz
- Mounting Type：Surface Mount
- Package / Case：Nonstandard
- Supplier Device Package：-
- Size / Dimension：0.472" L x 0.472" W (12.00mm x 12.00mm)
- Height - Seated (Max)：0.315" (8.00mm)
- Features：-
Fixed Inductors datasheet and documents for CDRH127-4R7NC
Fixed Inductors Overview
The Sumida CDRH127-4R7NC is a surface-mount power inductor from the CDRH127 series, featuring a ferrite drum core and magnetic shielding. It provides an inductance of 4.7 µH with a tolerance of ±20%. The component supports a maximum DC current of 6.8 A and exhibits a maximum DC resistance of 15.8 mΩ. Designed for operation between -40°C and +100°C, it measures 12.5 mm x 12.5 mm with a height of 8.0 mm.
Fixed Inductors Feature Summary
- Magnetic shielding reduces electromagnetic interference
- Ferrite drum core construction for stability
- Surface mount package for automated assembly
Fixed Inductors Applications
- DC-DC converter inductors
- Notebook PC power circuits
- LCD TV power supplies
- Game machine power modules
Fixed Inductors Procurement Notes
Verify the specific suffix NC against the manufacturer datasheet to confirm exact electrical tolerances and saturation characteristics. Ensure the ordering part number matches the required inductance value precisely. Confirm RoHS compliance status if environmental regulations apply to the final product assembly.
Fixed Inductors Selection Notes
Select this component for applications requiring high current handling up to 6.8 A in a compact footprint. The low DC resistance minimizes conduction losses. Verify that the 4.7 µH value aligns with the target switching frequency and output ripple requirements of the power supply design.
Fixed Inductors Part Context
This part belongs to the CDRH127 series of shielded power inductors manufactured by Sumida. The series utilizes a wirewound ferrite drum core design optimized for high-current applications. The CDRH127-4R7NC represents a specific low-inductance variant within this family, suitable for high-frequency power conversion stages.
Fixed Inductors Replacement Considerations
- SPRH127-4R7M
Fixed Inductors FAQ
What is the maximum operating temperature?
The component operates within a temperature range of -40°C to +100°C, including self-heating effects.
Is the inductor magnetically shielded?
Yes, the CDRH127-4R7NC features a magnetic shield to minimize external electromagnetic interference.
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