Product Overview
The MNPF855032-111M-B is a high-performance SMD 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. This inductor is suitable for use in power supplies, battery-powered devices, and DC/DC converters, operating efficiently up to 1MHz. It is RoHS compliant and built to withstand demanding environmental conditions.
Product Attributes
- Brand: Coilmx (implied by website and email)
- Origin: China
- Certifications: ROHS compliant
- Material: Metal dust core
- Special Request: No marking on top of the body. Product requires dipping.
Technical Specifications
| Parameter | Specification | Condition | Test Instrument |
|---|---|---|---|
| Model Number | MNPF855032-111M-B | ||
| Inductance (L) | 110 20% H | 1KHz / 0.3V | MICROTEST 6377 |
| DCR (DC Resistance) | MAX m | At 25 | TH16052 |
| Saturation Current (I sat) | 150 A (TYP) | L0A * 70% | MICROTEST 6377 + 6220 |
| RMS Current (I rms) | 120 A (TYP) | T 40 | MICROTEST 6377 + 6220 |
| Isolation Resistance (IR) | 100 M MIN | DC 1000V | CHROMA 19502 |
| Hi-Pot | AC 3000V 60 SEC (2mA) | CHROMA 19502 | |
| Operating Temperature Range | -40 ~ +125 | ||
| Core Material | FeSi CORE NPF855032-26u | POCO MAGNETIC | |
| Wire Material | Flat wire (3.0*8.0*26TS) | TAIYI/JIATENG | |
| Solder Material | TIN-Sn99.95 | QIANDAO | |
| Product Identification | Product Symbol Dimensions Inductance Tolerance (M20%, N30%) Material | ||
| Dimensions (mm) | A: 901.0, B: 1061.0, C: 55 MAX, D: 561.0, E: 271.0, F: 551.0, G: 961.0 | ||
| 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.
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: Preheating: 16010 for 90 seconds; Retention time: 2455 for 20.5 seconds |
| Vibration Test | Inductance change: Within5%; Without mechanical damage | Frequency: (10Hz to 55Hz to 10Hz) in 60 seconds; Time: 2 hours in each of 3 directions; Amplitude: 1.5 mm Max |
| Shock Test | Inductance change: Within5%; Without mechanical damage | Peak value: 100G; Duration: 11ms; 3 times in each positive and negative direction of 3 directions |
| Thermal Shock | Inductance change: Within5%; Without mechanical damage | 100 cycles: (-402, 303 min) -> Room Temp (5 min) -> (+1252, 303 min) -> Room Temp (5 min). Recovery: 48+4/-0 hours. |
| High Temperature Life Test | Inductance change: Within5%; Without mechanical damage | Environment: 852; Applied current: Rated current; Duration: 1000+4/-0 hours. |
| Humidity Resistance | Inductance change: Within5%; Without mechanical damage | Environment: 602, 90~95% Humidity; Applied current: Rated current; Duration: 1000+4/-0 hours. |
| Low Temperature Storage Test | Inductance change: Within5%; Without mechanical damage | Store temperature: -402 for 1000+4/-0 hours. |
| High Temperature Storage Test | Inductance change: Within5%; Without mechanical damage | Store temperature: +1252 for 1000+4/-0 hours. |
Reflow Profile
Reflow Soldering Method. Soldering iron method: 3505 Max. 3 seconds.
2410121657_COILMX-MNPF855032-111M_C22469980.pdf
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