ECS-MPI4040R4-220-R ECS Inductor (Inductors Precision Moulded) In Stock
ECS ECS-MPI4040R4-220-R is a 22 µH general-purpose power inductor in a rugged 1816 case with 0.316 Ω DC resistance, designed for SMT power supply filtering and energy storage applications in compact PCB designs.
- Manufacturer
- ECS
- Package
- Inductors Precision Moulded
- Pin Count
- 2
- Lifecycle
- OBSOLETE
- Datasheet
- ECS-MPI4040R4-220-R Datasheet PDF
- Category
- Inductor
- Price
- From $0.5337(MOQ 250)
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 22 µH nominal inductance with only 0.316 Ω DC resistance enables efficient energy storage and low I²R losses in DC-DC converter output filter stages
- Rugged precision-moulded 1816 (4040 metric) construction provides robust shielding and mechanical stability under vibration and thermal cycling
- RoHS-compliant (JESD-609 e3) lead-free packaging meets modern environmental requirements for industrial and commercial power electronics
Applications
The ECS-MPI4040R4-220-R is used as an output filter inductor in DC-DC buck and boost converters, where its 22 µH inductance smooths switching ripple in power rails from 3.3 V to 24 V. It is also suited for EMI filtering and energy storage in industrial power supplies, battery management systems, and motor driver boards requiring a compact 1816 footprint. The rugged moulded construction makes it reliable in environments with mechanical vibration and thermal stress.
Specifications
| Pbfree Code | Yes |
| Factory Lead Time | 28Weeks |
| YTEOL | 0 |
| Case/Size Code | 1816 |
| Construction | Rugged |
| DC Resistance | 0.316Ω |
| Inductance-Nom (L) | 22 µH |
| Inductor Application | POWER INDUCTOR |
| Inductor Type | GENERAL PURPOSE INDUCTOR |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Package Height | 2mm |
| Package Length | 4.45mm |
| Package Style | SMT |
| Package Width | 4.06mm |
| Packing Method | TR, 13 Inch |
| Rated Current-Max | 1.3A |
| Reference Standard | AEC-Q200 |
| Shape/Size Description | RECTANGULAR PACKAGE |
| Shielded | YES |
| Special Feature | DCR IS MEASERED AT 20 % TOLERANCE |
| Surface Mount | YES |
| Terminal Finish | Tin (Sn) - with Nickel (Ni) barrier |
| Terminal Placement | DUAL ENDED |
| Terminal Shape | ONE SURFACE |
| Test Frequency | 0.1MHz |
| Tolerance | 20% |
| Package | Inductors Precision Moulded |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8504.50.80.00 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for ECS-MPI4040R4-220-R:
Frequently Asked Questions
What inductance and DC resistance does the ECS-MPI4040R4-220-R provide for power supply designs?
The ECS-MPI4040R4-220-R offers a nominal inductance of 22 µH with a DC resistance of 0.316 Ω. This combination delivers effective output ripple filtering in DC-DC converters while keeping conduction losses manageable in power rails operating up to several amperes.
In which DC-DC converter topologies does the ECS-MPI4040R4-220-R perform best?
This 22 µH power inductor is well suited for buck (step-down) and boost (step-up) converter output filter stages operating at switching frequencies from 100 kHz to several hundred kHz. The 1816 case size fits compact PCB layouts in embedded power modules, battery chargers, and industrial 5 V or 12 V regulated rails.
What package size and construction does the ECS-MPI4040R4-220-R use?
The ECS-MPI4040R4-220-R is built in a 1816 (4.0 x 4.0 mm, approximately 40 x 40 mil) rugged precision-moulded SMT package. The moulded construction shields the inductor core and winding, reducing EMI radiation and providing mechanical durability against board-level vibration and thermal cycling encountered in industrial environments.
Is the ECS-MPI4040R4-220-R compliant with RoHS and lead-free soldering requirements?
Yes, the ECS-MPI4040R4-220-R carries a JESD-609 e3 code and the Pbfree designation, confirming full lead-free and RoHS compliance. It is compatible with standard SAC305 lead-free reflow soldering profiles with peak temperatures up to 260°C, meeting the environmental requirements of modern industrial and consumer power electronics.
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About ECS
ECS is a leading electronic component manufacturer. FindMyChip sources ECS ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 250+ | $0.7396 | $184.89 |
| 500+ | $0.6973 | $348.67 |
| 1000+ | $0.6576 | $657.56 |
| 3000+ | $0.5688 | $1706.40 |
| 6000+ | $0.5369 | $3221.40 |
| 9000+ | $0.5337 | $4803.30 |
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