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Specifications
Current - Saturation (Isat):
8A
Mfr. Part #:
MS0840-6R8M
Package:
SMD,8.6x8mm
Key Attributes
Model Number:
MS0840-6R8M
Product Description
Product Overview
The MS0840-6R8M 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. This inductor is ROHS compliant and suitable for operating frequencies up to 1MHz. Its low profile makes it ideal for compact power supply designs.
Product Attributes
- Brand: Mai Xiang Electronics (, , , )
- Model Number: MS0840-6R8M
- Product Type: Unibody Power Inductor
- Core Material: Metal dust core
- Compliance: ROHS compliant
- Marking: 6R8 on top of the body
Technical Specifications
| Parameter | Specification | Condition | Test Instrument |
|---|---|---|---|
| Inductance (L) | 6.8H 20% | 100KHz / 1.0V | MICROTEST 6377 |
| DC Resistance (DCR) | 40m MAX | At 25 | TH2512A |
| Saturation Current (I sat) | 8.0A TYP | L0A * 70%, 100KHz / 1.0V | MICROTEST 6377+6220 |
| RMS Current (I rms) | 5.5A 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) | ||
Product Dimensions (UNIT: mm)
| Dimension | Value |
|---|---|
| A | 8.60 0.50 |
| B | 8.0 0.5 |
| C | 4.0 Max |
| D | 3.0 0.5 |
| E | 1.8 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 | Terminals area must have 95% min solder coverage | Solderability test |
| Solder heat proof | Preheating: 16010 for 90 seconds; Retention time: 2455 for 20.5 seconds | Solder heat proof |
| Vibration test | Inductance change: Within5% Without mechanical damage such as break. (10Hz to 55Hz to 10Hz) in 60 seconds as a period, 2 hours in each of 3 mutual perpendicular directions, Amplitude: 1.5 mm Max | Vibration test |
| Shock test | Inductance change: Within5% Without mechanical damage such as break. Peak value: 100G, Duration of pulse: 11ms, 3 times in each positive and negative direction of 3 mutual perpendicular directions | Shock test |
| Thermal shock | Inductance change: Within5% Without mechanical damage such as break. 100 cycles of (-552, 303 minutes) -> Room temp, 5 min -> (+1252, 303 minutes) -> Room temp, 5 min. Recovery: 48+4/-0 hours under standard condition. | Thermal shock |
| High temperature life test | Inductance change: Within5% Without mechanical damage such as break. Environment condition: 852, Applied current: Rated current, Duration: 1000+4/-0 hours. | High temperature life test |
| Humidity Resistance | Inductance change: Within5% Without mechanical damage such as break. Environment condition: 602, Humidity: 90~95%, Applied current: Rated current, Duration: 1000+4/-0 hours. | Humidity Resistance |
| Low temperature life test | Inductance change: Within5% Without mechanical damage such as break. Storage temperature: -552 for total 1000+4/-0 hours. | Low temperature life test |
| High temperature life test | Inductance change: Within5% Without mechanical damage such as break. Storage temperature: +1252 for total 1000+4/-0 hours. | High temperature life test |
Packaging
Tape Packaging Dimensions (mm)
| W | A0 | B0 | K0 | P | F | E | D0 | P0 | T |
|---|---|---|---|---|---|---|---|---|---|
| 16.00 0.30 | 9.5 0.10 | 8.5 0.10 | 4.3 0.10 | 12 0.10 | 11.5 0.1 | 1.75 0.10 | 1.50 0.10 | 4.0 0.10 | 0.35 0.05 |
Reel Dimensions (mm)
| Item | Dimensions (mm) |
|---|---|
| A | 330.0 2.0 |
| B | 100.0 1.0 |
| C | 13.0 1.0 |
| D | 1.9 0.4 |
| W | 22.4 Max |
| W1 | 16.4 1.0 |
Carton Dimensions
| Item | Quantity (PCS) |
|---|---|
| 1 Reel | 1000 |
| 1 Inner Box | 3000 |
| 1 Outer Box | 9000 |
Reflow Profile
1. Reflow Soldering Method
2. Soldering iron method: 3505 Max. 3 seconds.
2512051427_COILMX-MS0840-6R8M_C2858818.pdf
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