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Specifications
Current - Saturation (Isat):
4A
Mfr. Part #:
MS0520-4R7M
Package:
SMD,5.5x5.2mm
Key Attributes
Model Number:
MS0520-4R7M
Product Description
Product Overview
The MS0520-4R7M is a unibody power inductor designed for high-current applications. It features a super low resistance and ultra-high current rating, realized by a metal dust core for high performance (I sat). This inductor is suitable for various power supply and DC/DC converter applications, including low profile, battery-powered devices, and distributed power systems. It operates within a wide temperature range of -55 to +125 and complies with ROHS standards. The product is manufactured by Shenzhen Motto Technology Co., Ltd.
Product Attributes
- Brand: Motto Technology
- Origin: Shenzhen, China
- Certifications: IATF16949 / ISO9001 / ISO14000
- Compliance: ROHS compliant
- Core Material: Metal dust core
- Marking: 4R7 on top of the body
Technical Specifications
| Parameter | Specification | Condition | Test Instruments |
|---|---|---|---|
| Model No. | MS0520-4R7M | ||
| Revision | A/0 | ||
| Date | 2019-3-27 | ||
| Inductance (L) | 4.7H 20% | 100KHz / 1.0V | MICROTEST 6377 |
| DCR (m) | 85m MAX | At 25 | TH2512A |
| Saturation Current (I sat) | 4.0A TYP | L0A * 70% @ 100KHz / 1.0V | MICROTEST 6377+6220 |
| RMS Current (I rms) | 3.5A TYP | T 40 @ 100KHz / 1.0V | MICROTEST 6377+6220 |
| Operating Temperature Range | -55 ~ +125 | ||
| Product Dimensions (mm) | A | 5.45 0.4 | |
| B | 5.2 0.25 | ||
| C | 2.0 MAX | ||
| D | 2.3 0.3 | ||
| E | 1.0 0.3 | ||
| Frequency Range | Up to 1MHz | ||
Applications
- Low profile, high current power supplies
- Battery powered devices
- DC/DC converters in distributed power systems
- DC/DC converters for field programmable gate array
Reliability Tests
| Item | Specification and Requirement | Test Method |
|---|---|---|
| Solder Ability Test | Terminals area must have 95% min solder coverage | Solder heat proof: (1) Preheating: 16010 for 90 seconds (2) Retention time: 2455 for 20.5 seconds |
| Vibration Test | Inductance change: Within 5% Without mechanical damage such as break | (1) Vibration frequency: (10Hz to 55Hz to 10Hz) in 60 seconds as a period (2) Vibration time: Period cycled for 2 hours in each of 3 mutual perpendicular directions (3) Amplitude: 1.5 mm Max |
| Shock Test | Inductance change: Within 5% Without mechanical damage such as break | (1) Peak value: 100G (2) Duration of pulse: 11ms (3) 3 times in each positive and negative direction of 3 mutual perpendicular directions |
| Thermal Shock | Inductance change: Within 5% Without mechanical damage such as break | (1) Repeat 100 cycles: (-552, 303 minutes) Room temperature, 5 minutes (+1252, 303 minutes) Room temperature, 5 minutes (2) Recovery: 48+4/-0 hours of recovery under standard condition |
| High Temperature Life Test | Inductance change: Within 5% Without mechanical damage such as break | (1) Environment condition: 852, Applied current: Rated current (2) Duration: 1000+4/-0 hours |
| Humidity Resistance | Inductance change: Within 5% Without mechanical damage such as break | (1) Environment condition: 602, Humidity: 90~95%, Applied current: Rated current (2) Duration: 1000+4/-0 hours |
| Low Temperature Life Test | Inductance change: Within 5% Without mechanical damage such as break | Store temperature -552 for total 1000+4/-0 hours |
| High Temperature Life Test | Inductance change: Within 5% Without mechanical damage such as break | Store temperature +1252 for total 1000+4/-0 hours |
Packaging
| Item | Dimensions (mm) | Quantity (PCS) |
|---|---|---|
| Tape Packaging Width (W) | 12 0.30 | |
| Tape Packaging A0 | 5.4 0.10 | |
| Tape Packaging B0 | 6.2 0.10 | |
| Tape Packaging K0 | 2.3 0.10 | |
| Tape Packaging P | 8 0.10 | |
| Tape Packaging F | 5.5 0.1 | |
| Tape Packaging E | 1.75 0.10 | |
| Tape Packaging D0 | 1.50 0.10 | |
| Tape Packaging P0 | 4.0 0.10 | |
| Tape Packaging T | 0.35 0.05 | |
| Reel Dimensions A | 330.0 2.0 | |
| Reel Dimensions B | 100.0 1.0 | |
| Reel Dimensions C | 13.0 1.0 | |
| Reel Dimensions D | 1.9 0.4 | |
| Reel Dimensions W | 30.4 Max | |
| Reel Dimensions W1 | 24.4 1.0 | |
| Outer Carton Quantity | 24000 | |
| Inner Box Quantity | 8000 | |
| Reel Quantity | 2000 |
Soldering Profile
Reflow Soldering Method: Refer to Reflow Profile.
Soldering Iron Method: 3505 Max. 3 seconds.
2409290933_COILMX-MS0520-4R7M_C18163580.pdf
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