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Specifications
Current Rating:
50mA
Inductance:
1mH
Frequency - Self Resonant:
1MHz
Tolerance:
±10%
DC Resistance(DCR):
20Ω
Type:
Wire-wound Chip Inductor
Q @ Frequency:
10
Mfr. Part #:
MWI1812IF102KST-HF
Package:
1812
Key Attributes
Model Number:
MWI1812IF102KST-HF
Product Description
Product Overview
The MWI1812IF series is a range of wire-wound chip inductors designed for various electronic applications. These inductors are characterized by their compact size, reliable performance, and adherence to environmental standards such as Halogen Free (HF). They are suitable for use in a wide operating temperature range and are supplied in tape and reel packaging for automated assembly.
Product Attributes
- Brand: Ming Yixuan Electronic Technology Co., LTD. (DongGuan Ming Yixuan Electronic Technology Co., LTD.)
- Origin: China (Dongguan)
- Environmental Compliance: Halogen Free (HF)
- Packaging: Tape and reel (T)
- Terminal Material: Tin terminal (S)
Technical Specifications
Shape & Dimensions (Unit: mm)
| Dimension | L (Max) | W (Max) | T (Max) | E (Typ) | F (Typ) | D (Typ) |
|---|---|---|---|---|---|---|
| Measurement | 4.95 | 3.85 | 3.43 | 1.14 | 3.05 | 3.0 |
Part Numbering System
MWI 1812 IF [Inductance] [Tolerance] [Terminal] [Packaging] [E.P.]
- 1. PRODUCT SYMBOL: MWI
- 2. DIMENSIONS: 1812
- 3. MATERIAL: IF (Chip Inductor)
- 4. INDUCTANCE: (e.g., 1R0 for 1.0 H, 100 for 10 H, 101 for 100 H)
- 5. TOLERANCE: J (5%), K (10%), M (20%)
- 6. TERMINAL: S (Tin terminal)
- 7. PACKAGING: T (Tape and reel), B (Bulk)
- 8. E.P. (Environmental Protection): LF (Lead Free), HF (Halogen Free), FP (Red Phosphor Free)
Electrical Characteristics
| No. | Part Number | L (H) | Test Freq (MHz) | Q (Min.) | SRF (MHz) Min. | Rdc () Max. | Irms (mA) Max. | Tolerance |
|---|---|---|---|---|---|---|---|---|
| 1 | MWI1812IF1R0ST-HF | 1.0 | 7.9 | 25 | 250.0 | 0.45 | 600 | K,M |
| 2 | MWI1812IF2R2ST-HF | 2.2 | 7.9 | 25 | 200.0 | 0.50 | 600 | K,M |
| 3 | MWI1812IF4R7ST-HF | 4.7 | 7.9 | 25 | 100.0 | 0.60 | 600 | K,M |
| 4 | MWI1812IF6R8ST-HF | 6.8 | 7.9 | 25 | 80.0 | 0.80 | 600 | K,M |
| 5 | MWI1812IF100ST-HF | 10 | 2.5 | 20 | 50.0 | 1.10 | 490 | K,M |
| 6 | MWI1812IF120ST-HF | 12 | 2.5 | 20 | 55.0 | 1.10 | 490 | K,M |
| 7 | MWI1812IF150ST-HF | 15 | 2.5 | 18 | 35.0 | 1.20 | 450 | K,M |
| 8 | MWI1812IF180ST-HF | 18 | 2.5 | 18 | 29.0 | 1.20 | 430 | K,M |
| 9 | MWI1812IF220ST-HF | 22 | 2.5 | 18 | 20.0 | 1.30 | 400 | K,M |
| 10 | MWI1812IF330ST-HF | 33 | 2.5 | 18 | 18.0 | 1.70 | 350 | K,M |
| 11 | MWI1812IF470ST-HF | 47 | 2.5 | 18 | 24.0 | 5.00 | 200 | K,M |
| 12 | MWI1812IF101ST-HF | 100 | 1 | 15 | 2.5 | 5.90 | 130 | K,M |
| 13 | MWI1812IF221ST-HF | 220 | 1 | 12 | 5.0 | 15.00 | 100 | K,M |
| 14 | MWI1812IF561ST-HF | 560 | 1 | 10 | 1.8 | 12.50 | 110 | K,M |
| 15 | MWI1812IF681ST-HF | 680 | 1 | 10 | 3.0 | 30.00 | 50 | K,M |
| 16 | MWI1812IF102ST-HF | 1000 | 1 | 10 | 1.0 | 20.00 | 50 | K,M |
: Represents product tolerance.
Test Remarks:
- All test data is referenced to 25 ambient.
- Irms: DC current that causes the temperature rise (T 40) from 25 ambient.
General Specification
- Operating Temperature: -40 to +85 (Including self-generated heat)
- Storage Temperature: -10 to +40, R.H.: 60% Max.
- Moisture Sensitivity Level (MSL): 1
- Recommended Usage: Within 12 months from the date of delivery.
- Part Temperature Limit: The part temperature (ambient + temperature rise) should not exceed 85C under worst-case operating conditions. Verification in the end application is required.
Soldering Conditions
Re-flow Soldering (Lead Free)
- Preheat circuit and products to 150.
- Maximum tip temperature: 260.
- Reflow times: No more than 2 times.
- Solder paste thickness: Optimal 0.08mm, Maximum 0.1mm.
Hand Soldering
- Use a 20-watt soldering iron with a tip diameter of 1.0mm.
- Limit soldering time to 3 seconds.
Package Specification (Taping Drawings & Reel Dimensions)
| Dimension | A (mm) | B (mm) | C (mm) | N (mm) | G (mm) |
|---|---|---|---|---|---|
| CF-12 | 178 2.0 | 22 2.0 | 12.5 1.0 | 57.0 1.0 | 12 |
Leader and Blank Portion:
- Peeling Off Force: 0.05 to 0.7N in the direction shown in the drawing.
- Quantity per Reel: 500 PCS
Package Specifications (Inside Box & Outside Carton)
| Packaging Level | Quantity per Reel | Inner Box Quantity | Outer Carton Quantity |
|---|---|---|---|
| Small Box | 500 PCS/Reel | 4 Reels/Box (2000 PCS) | 6 Small Boxes/Carton (12000 PCS) |
| Medium Box | 500 PCS/Reel | 4 Reels/Box (2000 PCS) | 8 Small Boxes/Carton (16000 PCS) |
| Large Box | 500 PCS/Reel | 4 Reels/Box (2000 PCS) | 10 Small Boxes/Carton (20000 PCS) |
| Inner Box Dimensions | Outer Carton Dimensions (Small) | Outer Carton Dimensions (Medium) | Outer Carton Dimensions (Large) |
|---|---|---|---|
| 20.3 * 19.3 * 5.5 cm | 40.6 * 23 * 19.7 cm | 41 * 22 * 26 cm | 41 * 22 * 33 cm |
2506231755_MYX-MWI1812IF102KST-HF_C49241322.pdf
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