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Specifications
Current Rating:
490mA
Inductance:
12uH
Frequency - Self Resonant:
55MHz
Tolerance:
±10%
DC Resistance(DCR):
1.1Ω
Type:
Wire-wound Chip Inductor
Q @ Frequency:
20
Mfr. Part #:
MWI1812IF120KST-HF
Package:
1812
Key Attributes
Model Number:
MWI1812IF120KST-HF
Product Description
Product Overview
The MWI1812IF series is a range of wire-wound chip inductors designed for various electronic applications. These inductors offer reliable performance with specified inductance values, Q factors, self-resonant frequencies, and DC resistance. They are suitable for use in environments with operating temperatures from -40 to +85. The series is available in tape and reel packaging for automated assembly and is manufactured with Halogen-Free (HF) environmental compliance.
Product Attributes
- Brand: Ming Yixuan Electronic Technology Co., LTD. (DongGuan Ming Yixuan)
- Origin: China
- Product Type: Wire Wound Chip Inductor
- Series: MWI1812IF
- Environmental Compliance: Halogen Free (HF)
- Moisture Sensitivity Level (MSL): 1
Technical Specifications
| Part Number | Inductance (H) | Test Freq (MHz) | Q Min. | SRF (MHz) Min. | Rdc () Max. | Irms (mA) Max. | Tolerance |
|---|---|---|---|---|---|---|---|
| MWI1812IF1R0ST-HF | 1 | 7.9 | 25 | 250.0 | 0.45 | 600 | K,M |
| MWI1812IF2R2ST-HF | 2.2 | 7.9 | 25 | 200.0 | 0.50 | 600 | K,M |
| MWI1812IF4R7ST-HF | 4.7 | 7.9 | 25 | 100.0 | 0.60 | 600 | K,M |
| MWI1812IF6R8ST-HF | 6.8 | 7.9 | 25 | 80.0 | 0.80 | 600 | K,M |
| MWI1812IF100ST-HF | 10 | 2.5 | 20 | 50.0 | 1.10 | 490 | K,M |
| MWI1812IF120ST-HF | 12 | 2.5 | 20 | 55.0 | 1.10 | 490 | K,M |
| MWI1812IF150ST-HF | 15 | 2.5 | 18 | 35.0 | 1.20 | 450 | K,M |
| MWI1812IF180ST-HF | 18 | 2.5 | 18 | 29.0 | 1.20 | 430 | K,M |
| MWI1812IF220ST-HF | 22 | 2.5 | 18 | 20.0 | 1.30 | 400 | K,M |
| MWI1812IF330ST-HF | 33 | 2.5 | 18 | 18.0 | 1.70 | 350 | K,M |
| MWI1812IF470ST-HF | 47 | 2.5 | 18 | 24.0 | 5.00 | 200 | K,M |
| MWI1812IF101ST-HF | 100 | 1 | 15 | 2.5 | 5.90 | 130 | K,M |
| MWI1812IF221ST-HF | 220 | 1 | 12 | 5.0 | 15.00 | 100 | K,M |
| MWI1812IF561ST-HF | 560 | 1 | 10 | 1.8 | 12.50 | 110 | K,M |
| MWI1812IF681ST-HF | 680 | 1 | 10 | 3.0 | 30.00 | 50 | K,M |
| MWI1812IF102ST-HF | 1000 | 1 | 10 | 1.0 | 20.00 | 50 | K,M |
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 (1.0H)
- 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)
General Specifications
- Operating Temperature: -40 ~ +85 (Including self-generated heat)
- Storage Temperature: -10 ~ +40 R.H.: 60% Max.
- Recommended Usage: Within 12 months from the date of delivery.
- Part Temperature Limit: Should not exceed 85C under worst-case operating conditions.
Soldering Conditions
- Re-flow Soldering (Lead Free): Preheat to 150; Max tip temperature 260; Max 2 reflow times. Recommended solder paste thickness: 0.08mm (Max 0.1mm).
- Hand Soldering: Use a 20-watt soldering iron with a 1.0mm tip diameter. Limit soldering time to 3 seconds.
Package Specification (Taping)
- Reel Quantity: 500 PCS per reel.
- Leader and Blank Portion: Standard.
- Peeling Off Force: 0.05 to 0.7N.
Package Specification (Box and Carton)
- Inner Box: 4 reels (2000 PCS)
- Outer Carton Options:
- Small Box: 6 inner boxes (12000 PCS) - Dimensions: 40.6*23*19.7cm
- Medium Box: 8 inner boxes (16000 PCS) - Dimensions: 41*22*26cm
- Large Box: 10 inner boxes (20000 PCS) - Dimensions: 41*22*33cm
- Inner Box Dimensions: 20.3*19.3*5.5cm
2506231755_MYX-MWI1812IF120KST-HF_C49241312.pdf
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