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Specifications
Current - Saturation (Isat):
3.2A
Mfr. Part #:
MSA43-4R7M
Package:
SMD,4.5x4mm
Key Attributes
Model Number:
MSA43-4R7M
Product Description
Product Overview
The MSA43-4R7M is a high-performance SMD power inductor designed for demanding applications. Featuring a metal dust core, it offers super low resistance and an ultra-high current rating, making it ideal for low-profile, high-current power supplies, battery-powered devices, and DC/DC converters in distributed power systems and for field-programmable gate arrays. Its robust construction and operating temperature range of -55 to +125 ensure reliability in various environments. This RoHS-compliant inductor operates efficiently up to 1MHz.
Product Attributes
- Brand: SHENZHEN MOTTO TECHNOLOGY Co., Ltd ()
- Certifications: IATF16949 / ISO9001 / ISO14000
- Material: Metal dust core
- Compliance: ROHS compliant
- Marking: "4R7" on top of the body
Technical Specifications
| Parameter | Specification | Condition | Test Instrument |
|---|---|---|---|
| Model No. | MSA43-4R7M | - | - |
| Inductance (L) | 4.7 20% H | 100KHz / 1.0V | MICROTEST 6377 |
| DCR | 70 m MAX | At 25 | TH2512A |
| Saturation Current (I sat) | 3.2 A TYP | 30% drop at 100KHz / 1.0V | MICROTEST 6377+6220 |
| Dimensions (A x B x C) | 4.50.3 x 4.00.3 x 3.20.3 mm | - | - |
| Operating Temperature Range | -55 to +125 | - | - |
| Frequency Range | Up to 1MHz | - | - |
| Solderability | Terminals area must have 95% min solder coverage | Solder heat proof: Preheating: 16010 for 90s; Retention time: 2455 for 20.5s | - |
| Vibration Test | Inductance change: Within 5%; No mechanical damage | Frequency: 10Hz-55Hz-10Hz (60s/cycle); Amplitude: 1.5 mm Max; 2 hours per axis | - |
| Shock Test | Inductance change: Within 5%; No mechanical damage | Peak value: 100G; Duration: 11ms; 3 times per direction | - |
| Thermal Shock | Inductance change: Within 5%; No mechanical damage | 100 cycles: (-552, 303min) -> Room Temp (5min) -> (+1252, 303min) -> Room Temp (5min) | - |
| High Temperature Life Test | Inductance change: Within 5%; No mechanical damage | 852, Rated current, 1000+4/-0 hours | - |
| Humidity Resistance | Inductance change: Within 5%; No mechanical damage | 602, 90-95% Humidity, Rated current, 1000+4/-0 hours | - |
| Low Temperature Storage | Inductance change: Within 5%; No mechanical damage | -552, 1000+4/-0 hours | - |
| High Temperature Storage | Inductance change: Within 5%; No mechanical damage | +1252, 1000+4/-0 hours | - |
Applications
- Low profile, high current power supplies.
- Battery powered devices.
- DC/DC converters in distributed power systems.
- DC/DC converters for field programmable gate arrays.
Features
- ROHS compliant.
- Super low resistance, ultra high current rating.
- High performance (I sat) realized by metal dust core.
- Frequency Range: up to 1MHz.
2409272301_COILMX-MSA43-4R7M_C396397.pdf
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