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Specifications
Current Rating:
100mA
Inductance:
220uH
Frequency - Self Resonant:
5MHz
Tolerance:
±10%
DC Resistance(DCR):
15Ω
Type:
Wire-wound Chip Inductor
Q @ Frequency:
12
Mfr. Part #:
MWI1812IF221KST-HF
Package:
1812
Key Attributes
Model Number:
MWI1812IF221KST-HF
Product Description
Product Overview
The MWI1812IF series represents a line of wire-wound chip inductors designed for various electronic applications. These components offer reliable inductance values and are manufactured by DongGuan Ming Yixuan Electronic Technology Co., LTD. They are suitable for use in environments requiring lead-free (LF) and halogen-free (HF) compliance.
Product Attributes
- Brand: Ming Yixuan ()
- Origin: Dongguan, China
- Product Type: Wire Wound Chip Inductor
- Series: MWI1812IF
- Environmental Compliance: Halogen Free (HF)
Technical Specifications
Dimensions (Unit: mm)
| L | W | T | E | F | D |
|---|---|---|---|---|---|
| 4.95 Max. | 3.85 Max. | 3.43 Max. | 1.14 Typ. | 3.05 Typ. | 3.0 Typ. |
Part Numbering System
MWI 1812 IF 1R0 K S T - HF
- 1. PRODUCT SYMBOL: MWI
- 2. DIMENSIONS: 1812
- 3. MATERIAL: IF
- 4. INDUCTANCE: e.g., 1R0 (1.0 H)
- 5. TOLERANCE: J (5%), K (10%), M (20%)
- 6. TERMINAL: S (Tin terminal)
- 7. PACKAGING: T (Tape & 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 |
: Indicates 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 Specifications
- 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 85 C 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.
- Tip temperature: 260 (Max).
- Reflow times: No more than 2 times.
- Solder paste thickness: Best is 0.08mm, maximum is 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 (Unit: mm)
| A | B | C | N | G |
|---|---|---|---|---|
| 1782.0 | 222.0 | 12.51.0 | 57.01.0 | 12 |
Leader and Blank Portion:
Peeling Off Force: 0.05 to 0.7N in the direction shown below.
Quantity per Reel: 500 PCS
Package Specifications - Inside Box and Outside Carton
| Reel Quantity | Inner Box Quantity | Outer Carton Quantity |
|---|---|---|
| Per Reel: 500 PCS | 4 Reels per Box (2000 PCS total) | Small Box: 6 Boxes (12000 PCS total) |
| Medium Box: 8 Boxes (16000 PCS total) | ||
| Large Box: 10 Boxes (20000 PCS total) |
Inner Box Dimensions
- 20.3*19.3*5.5cm
Outer Carton Dimensions
- Small Box: 40.6*23*19.7cm
- Medium Box: 41*22*26cm
- Large Box: 41*22*33cm
2506231755_MYX-MWI1812IF221KST-HF_C49241319.pdf
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