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Specifications
Current - Saturation (Isat):
15A
Mfr. Part #:
MS1050-4R7M
Package:
SMD,11.2x10mm
Key Attributes
Model Number:
MS1050-4R7M
Product Description
Product Overview
The MS1050-4R7M is a unibody power inductor designed for low-profile, high-current applications. It features super low resistance and an ultra-high current rating, realized by a metal dust core for high performance. This inductor is suitable for use in various power supply and DC/DC converter applications, including battery-powered devices and distributed power systems. It operates within a frequency range of up to 1MHz and complies with ROHS standards.
Product Attributes
- Brand: SHENZHEN MOTTO TECHNOLOGY Co., Ltd
- Certifications: IATF16949 / ISO9001 / ISO14000
- Material: Metal dust core
- Marking: 4R7 on top of the body
- Compliance: ROHS compliant
Technical Specifications
| Parameter | Specification | Condition | Test Instrument |
|---|---|---|---|
| Model No. | MS1050-4R7M | ||
| Inductance (L) | 4.7H 20% | 100KHz / 1.0V | MICROTEST 6377 |
| DC Resistance (DCR) | 15m MAX | At 25 | TH2512A |
| Saturation Current (I sat) | 15.0A TYP | L0A*70% @ 100KHz / 1.0V | MICROTEST 6377+6220 |
| RMS Current (I rms) | 9.0A TYP | T 40 @ 100KHz / 1.0V | MICROTEST 6377+6220 |
| Operating Temperature Range | -55 ~ +125 | ||
| Part Temperature Limit | Should not exceed 125 under worst case operating conditions (ambient + temp rise) | ||
| Frequency Range | Up to 1MHz | ||
Product Dimensions (Unit: mm)
| Dimension | Value |
|---|---|
| A | 11.15 0.35 |
| B | 10.0 0.3 |
| C | 5.0 Max |
| D | 3.0 0.5 |
| E | 2.0 0.5 |
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.
Features
- ROHS compliant.
- Super low resistance, ultra high current rating.
- High performance (I sat) realized by metal dust core.
- Frequency Range: up to 1MHz.
Reliability
| Item | Specification and Requirement | Test Method |
|---|---|---|
| Solderability 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 Storage Test | Inductance change: Within 5% Without mechanical damage such as break | Store temperature +1252 for total 1000+4/-0 hours |
Packaging
| Item | Dimensions (mm) |
|---|---|
| Tape Packaging (W) | 24.00 0.30 |
| Tape Packaging (A0) | 10.6 0.10 |
| Tape Packaging (B0) | 11.8 0.10 |
| Tape Packaging (K0) | 5.5 0.10 |
| Tape Packaging (P) | 16.0 0.10 |
| Tape Packaging (F) | 11.5 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 |
| Carton Dimensions (Quantity) | 1 Reel: 500 PCS, 1 Inner Box: 1000 PCS, 1 Outer Box: 3000 PCS |
Reflow Profile
1. Reflow Soldering Method
2. Soldering iron method: 3505 Max. 3 seconds.
2410121657_COILMX-MS1050-4R7M_C18337497.pdf
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