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Specifications
Current - Saturation (Isat):
30A
Mfr. Part #:
MTA74-R68M
Package:
SMD,7.5x7.5mm
Key Attributes
Model Number:
MTA74-R68M
Product Description
Product Overview
The MTA74-R68M is a high-current power inductor designed for low-profile applications. Featuring a metal dust core for high performance and ultra-high current rating, it is suitable for DC/DC converters, battery-powered devices, and distributed power systems. This RoHS-compliant component offers super low resistance and operates effectively up to 1MHz.
Product Attributes
- Brand: (Mai Xiang Technology)
- Model Number: MTA74-R68M
- Customer Part Number: LILE NO.
- Revision: A/0
- Date: 2019.7.3
- Core Material: Metal Dust
- Compliance: ROHS compliant
- Marking: R68
Technical Specifications
| Parameter | Specification | Condition | Test Instrument |
|---|---|---|---|
| Inductance (L) | 0.68 20% H | 100KHz / 1.0V | MICROTEST 6377 |
| DC Resistance (DCR) | 5 MAX m | At 25 | TH2512A |
| Saturation Current (I sat) | 30A TYP | L0A * 70% @ 100KHz / 1.0V | MICROTEST 6377+6220 |
| Operating Temperature Range | -40 to + 125 | ||
| Maximum Part Temperature | 155 (ambient + temp rise) under worst-case conditions | ||
| Frequency Range | Up to 1MHz | ||
Product Dimensions (Unit: mm)
| Dimension | Value |
|---|---|
| A | 7.5 0.5 |
| B | 7.5 0.3 |
| C | 5.0 MAX |
| D | 1.5 0.15 |
| E | 2.0 0.3 |
Packaging & Shipping
| Item | Dimensions (mm) |
|---|---|
| Tape Packaging (W) | 16.00 0.30 |
| Tape Packaging (A0) | 8.00 0.10 |
| Tape Packaging (B0) | 8.00 0.10 |
| Tape Packaging (K0) | 5.30 0.10 |
| Tape Packaging (P) | 12.50 0.10 |
| Tape Packaging (F) | 7.80 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 (A) | 330.0 2.0 |
| Reel (B) | 100.0 1.0 |
| Reel (C) | 13.0 1.0 |
| Reel (D) | 1.9 0.4 |
| Reel (W) | 30.4 Max |
| Reel (W1) | 24.4 1.0 |
| Carton Quantity | 1000 PCS / Reel |
Reliability Testing
Mechanical
| Item | Specification and Requirement | Test Method |
|---|---|---|
| Solder Ability | 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: Within5% 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: Within5% Without mechanical damage such as break | (1) Peak value: 100G (2) Duration of pulse: 11ms (3) Times in each positive and negative direction of 3 mutual perpendicular directions |
Endurance
| Item | Specification and Requirement | Test Method |
|---|---|---|
| Thermal shock | Inductance change: Within5% 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 conditions |
| High temperature life test | Inductance change: Within5% Without mechanical damage such as break | (1) Environment condition: 852, Applied current: Rated current (2) Duration: 1000+4/-0 hours |
| Humidity Resistance | Inductance change: Within5% 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: Within5% Without mechanical damage such as break | Store at -552 for 1000+4/-0 hours |
| High temperature life test | Inductance change: Within5% Without mechanical damage such as break | Store at +1252 for 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.
Recommended PCB Layout
Refer to the drawing for recommended PCB layout dimensions (H: 3.5, S: 3, M: 7.4).
Reflow Profile
1. Reflow Soldering Method. 2. Soldering iron method: 3505 Max. 3 seconds.
2409272301_COILMX-MTA74-R68M_C5360999.pdf
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