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Specifications
Current Rating:
300mA
Inductance:
2.7uH
Frequency - Self Resonant:
150MHz
Tolerance:
±5%
DC Resistance(DCR):
3.2Ω
Type:
Wire-wound Chip Inductor
Q @ Frequency:
55@50MHz
Mfr. Part #:
MWI1812UC2R7JST-HF
Package:
1812
Key Attributes
Model Number:
MWI1812UC2R7JST-HF
Product Description
Product Overview
The MWI1812UC series wire wound chip inductors are designed for various electronic applications. These components offer reliable performance with a focus on environmental compliance, including Halogen Free options. They are suitable for surface mount technology and are available in tape and reel packaging for automated assembly.
Product Attributes
- Brand: DongGuan Ming Yixuan Electronic Technology Co., LTD.
- Series: MWI1812UC
- Origin: China
- Environmental Compliance: Lead Free (LF), Halogen Free (HF), Red Phosphor Free (FP) options available.
- Certifications: MSL 1
Technical Specifications
Dimensions
Unit: mm
| L (Max) | W (Max) | T (Max) | E (Typ) | F (Typ) | D (Typ) |
|---|---|---|---|---|---|
| 4.95 | 3.85 | 3.43 | 1.14 | 3.05 | 3.0 |
Part Numbering System
MWI 1812 UC R10 J S T - HF
| Position | Element | Description |
|---|---|---|
| 1 | PRODUCT SYMBOL | MWI |
| 2 | DIMENSIONS | 1812 |
| 3 | MATERIAL | UC |
| 4 | INDUCTANCE | e.g., R10 (0.10 H), 1R0 (1.0 H), 100 (10.0 H) |
| 5 | TOLERANCE | G (2%), J (5%), K (10%), M (20%) |
| 6 | TERMINAL | G (Gold), S (Tin) |
| 7 | PACKAGING | T (Tape & Reel), B (Bulk) |
| 8 | E.P. | LF (Lead Free), HF (Halogen Free), FP (Red Phosphor Free) |
Electrical Characteristics
| No. | Part Number | Inductance (H) | Test Freq (MHz) | Q (Min) | SRF (MHz) Min. | Rdc () Max. | Irms (mA) Max. | Tolerance |
|---|---|---|---|---|---|---|---|---|
| 1 | MWI1812UCR10ST-HF | 0.10 | 50 | 60@50MHz | 400 | 0.60 | 480 | J,K,M |
| 2 | MWI1812UCR12ST-HF | 0.12 | 25 | 50@25MHz | 900 | 0.10 | 480 | J,K,M |
| 3 | MWI1812UCR15ST-HF | 0.15 | 25 | 50@25MHz | 700 | 0.12 | 480 | J,K,M |
| 4 | MWI1812UCR18ST-HF | 0.18 | 25 | 50@25MHz | 700 | 0.13 | 480 | J,K,M |
| 5 | MWI1812UCR22ST-HF | 0.22 | 25 | 50@25MHz | 500 | 0.14 | 480 | J,K,M |
| 6 | MWI1812UCR27ST-HF | 0.27 | 25 | 50@25MHz | 500 | 0.15 | 480 | J,K,M |
| 7 | MWI1812UCR33ST-HF | 0.33 | 50 | 60@50MHz | 400 | 0.70 | 480 | J,K,M |
| 8 | MWI1812UCR39ST-HF | 0.39 | 50 | 60@50MHz | 400 | 0.80 | 480 | J,K,M |
| 9 | MWI1812UCR75ST-HF | 0.75 | 50 | 60@50MHz | 350 | 0.65 | 750 | J,K,M |
| 10 | MWI1812UC1R0ST-HF | 1.00 | 50 | 60@50MHz | 250 | 1.20 | 480 | J,K,M |
| 11 | MWI1812UC1R5ST-HF | 1.50 | 50 | 60@50MHz | 210 | 1.60 | 430 | J,K,M |
| 12 | MWI1812UC2R2ST-HF | 2.20 | 50 | 35@50MHz | 150 | 2.20 | 340 | J,K,M |
| 13 | MWI1812UC2R7ST-HF | 2.70 | 50 | 55@50MHz | 150 | 3.20 | 300 | J,K,M |
| 14 | MWI1812UC3R3ST-HF | 3.30 | 50 | 55@50MHz | 130 | 3.80 | 270 | J,K,M |
| 15 | MWI1812UC3R9ST-HF | 3.90 | 50 | 55@50MHz | 120 | 5.00 | 240 | J,K,M |
| 16 | MWI1812UC4R7ST-HF | 4.70 | 50 | 25@50MHz | 90 | 5.40 | 230 | J,K,M |
| 17 | MWI1812UC5R6ST-HF | 5.60 | 50 | 45@50MHz | 90 | 5.70 | 220 | J,K,M |
| 18 | MWI1812UC6R8ST-HF | 6.80 | 50 | 30@50MHz | 80 | 6.60 | 210 | J,K,M |
| 19 | MWI1812UC8R2ST-HF | 8.20 | 50 | 20@50MHz | 70 | 7.00 | 200 | J,K,M |
| 20 | MWI1812UC100ST-HF | 10.00 | 50 | 15@50MHz | 50 | 7.70 | 190 | J,K,M |
| 21 | MWI1812UC120ST-HF | 12.00 | 10 | 30@10MHZ | 50 | 8.70 | 180 | J,K,M |
| 22 | MWI1812UC150ST-HF | 15.00 | 10 | 30@10MHZ | 30 | 9.60 | 170 | J,K,M |
| 23 | MWI1812UC180ST-HF | 18.00 | 10 | 25@10MHZ | 30 | 10.50 | 160 | J,K,M |
| 24 | MWI1812UC220ST-HF | 22.00 | 10 | 25@10MHZ | 20 | 11.50 | 155 | J,K,M |
| 25 | MWI1812UC270ST-HF | 27.00 | 10 | 25@10MHZ | 20 | 12.50 | 150 | J,K,M |
| 26 | MWI1812UC330ST-HF | 33.00 | 10 | 10@10MHZ | 10 | 13.50 | 145 | J,K,M |
Test Remarks:
- All test data is referenced to 25 ambient.
- Irms: DC current that causes the temperature rise (T 40 ) from 25 ambient.
General Specifications
- Operating Temperature: -40 to +125 (Including self-generated heat).
- Storage Temperature: -10 to +40, 60% R.H. Max.
- Moisture Sensitivity Level (MSL): 1
- Recommended Usage: Products should be used within 12 months from the date of delivery.
- Part Temperature Limit: The part temperature (ambient + temp rise) should not exceed 125 C under worst-case operating conditions. Verification in the end application is recommended, considering circuit design, component placement, PWB trace size and thickness, airflow, and other cooling provisions.
Soldering Conditions
Re-flow Soldering (Lead Free):
- Preheat circuit and products to 150.
- Peak temperature: 260 (Max) tip temperature.
- Reflow times: No more than 2 times.
- Solder paste thickness: Best 0.08mm, Max 0.1mm.
Hand Soldering:
- Use a 20 watt soldering iron with a tip diameter of 1.0mm.
- Limit soldering time to 3 seconds.
Packaging
Type: 1812
Quantity per Reel: 500 PCS
Taping Drawings & Reel Dimensions (Unit: mm):
| A | B | C | N | G |
|---|---|---|---|---|
| 1782.0 | 222.0 | 12.51.0 | 571.0 | 12 |
Leader and Blank Portion:
Peeling Off Force: 0.05 to 0.7N in the direction shown.
Package Specifications
Inner Box & Outer Carton Quantities:
- Per Reel: 500 PCS
- Per Box: 4 reels (2000 PCS)
- Small Carton: 6 boxes (12000 PCS)
- Medium Carton: 8 boxes (16000 PCS)
- Large Carton: 10 boxes (20000 PCS)
Inner Box Dimensions: 20.3*19.3*5.5cm
Outer Carton Dimensions:
- Small Carton: 40.6*23*19.7cm
- Medium Carton: 41*22*26cm
- Large Carton: 41*22*33cm
2506231755_MYX-MWI1812UC2R7JST-HF_C49241335.pdf
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