Product Overview
The MWI1812UC series is a range of wire-wound chip inductors designed for various electronic applications. These inductors offer a robust construction with options for gold or tin terminal materials and are available in tape and reel or bulk packaging. They are manufactured by DongGuan Ming Yixuan Electronic Technology Co., LTD., a company based in Guangdong, China.
Product Attributes
- Brand: Ming Yixuan ()
- Origin: Dongguan, Guangdong, China
- Product Series: MWI1812UC
- Environmental Compliance: Lead Free (LF), Halogen Free (HF), Red Phosphor Free (FP)
- Certifications: Moisture Sensitivity Level (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
- 1. PRODUCT SYMBOL: MWI
- 2. DIMENSIONS: 1812
- 3. MATERIAL: UC
- 4. INDUCTANCE (H): e.g., R10 (0.10H), 1R0 (1.00H), 100 (10.00H)
- 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. (Environmental Protection): 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 | 7.9 | 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 | 7.9 | 60@50MHZ | 400 | 0.70 | 480 | J,K,M |
| 8 | MWI1812UCR39ST-HF | 0.39 | 7.9 | 60@50MHZ | 400 | 0.80 | 480 | J,K,M |
| 9 | MWI1812UCR75ST-HF | 0.75 | 7.9 | 60@50MHZ | 350 | 0.65 | 750 | J,K,M |
| 10 | MWI1812UC1R0ST-HF | 1.00 | 7.9 | 60@50MHZ | 250 | 1.20 | 480 | J,K,M |
| 11 | MWI1812UC1R5ST-HF | 1.50 | 7.9 | 60@50MHZ | 210 | 1.60 | 430 | J,K,M |
| 12 | MWI1812UC2R2ST-HF | 2.20 | 7.9 | 35@50MHZ | 150 | 2.20 | 340 | J,K,M |
| 13 | MWI1812UC2R7ST-HF | 2.70 | 7.9 | 55@50MHZ | 150 | 3.20 | 300 | J,K,M |
| 14 | MWI1812UC3R3ST-HF | 3.30 | 7.9 | 55@50MHZ | 130 | 3.80 | 270 | J,K,M |
| 15 | MWI1812UC3R9ST-HF | 3.90 | 7.9 | 55@50MHZ | 120 | 5.00 | 240 | J,K,M |
| 16 | MWI1812UC4R7ST-HF | 4.70 | 7.9 | 25@50MHZ | 90 | 5.40 | 230 | J,K,M |
| 17 | MWI1812UC5R6ST-HF | 5.60 | 7.9 | 45@50MHZ | 90 | 5.70 | 220 | J,K,M |
| 18 | MWI1812UC6R8ST-HF | 6.80 | 7.9 | 30@50MHZ | 80 | 6.60 | 210 | J,K,M |
| 19 | MWI1812UC8R2ST-HF | 8.20 | 7.9 | 20@50MHZ | 70 | 7.00 | 200 | J,K,M |
| 20 | MWI1812UC100ST-HF | 10.00 | 7.9 | 15@50MHZ | 50 | 7.70 | 190 | J,K,M |
| 21 | MWI1812UC120ST-HF | 12.00 | 2.5 | 30@10MHZ | 50 | 8.70 | 180 | J,K,M |
| 22 | MWI1812UC150ST-HF | 15.00 | 2.5 | 30@10MHZ | 30 | 9.60 | 170 | J,K,M |
| 23 | MWI1812UC180ST-HF | 18.00 | 2.5 | 25@10MHZ | 30 | 10.50 | 160 | J,K,M |
| 24 | MWI1812UC220ST-HF | 22.00 | 2.5 | 25@10MHZ | 20 | 11.50 | 155 | J,K,M |
| 25 | MWI1812UC270ST-HF | 27.00 | 2.5 | 25@10MHZ | 20 | 12.50 | 150 | J,K,M |
| 26 | MWI1812UC330ST-HF | 33.00 | 2.5 | 10@10MHZ | 10 | 13.50 | 145 | J,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 ~ +125 (Including self-generated heat)
- Storage Temperature: -10 ~ +40 R.H.: 60% 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.
Soldering Conditions
Re-flow Soldering (Lead Free)
- Preheat circuit and products to 150.
- Max tip temperature: 260.
- Reflow times: no more than 2 times.
- Solder paste thickness: 0.08mm (best), 0.1mm (max).
Hand Soldering
- Use a 20 watt soldering iron with a tip diameter of 1.0mm.
- Limit soldering time to 3 sec.
Packaging
| Type | Quantity per Reel | Inner Box Quantity | Outer Carton Quantity | Inner Box Dimensions | Outer Carton Dimensions |
|---|---|---|---|---|---|
| 1812 | 500 PCS | 4 reels per box (2000 PCS) | Small box: 6 boxes (12000 PCS) Medium box: 8 boxes (16000 PCS) Large box: 10 boxes (20000 PCS) | 20.3*19.3*5.5cm | Small carton: 40.6*23*19.7cm Medium carton: 41*22*26cm Large carton: 41*22*33cm |
Taping Drawings: Reel dimensions (Unit: mm): A=1782.0, B=222.0, C=12.51.0, N=571.0, G=12.
Leader and blank portion.
Peeling off force: 0.05 to 0.7N.
2506231755_MYX-MWI1812UC2R2JST-HF_C49241334.pdf
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