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Specifications
Inductance:
33uH
Tolerance:
±5%
Mfr. Part #:
MWI1812UC330JST-HF
Package:
1812
Key Attributes
Model Number:
MWI1812UC330JST-HF
Product Description
Product Overview
The MWI1812UC series is a range of wire-wound chip inductors designed for various electronic applications. These inductors offer reliable performance with features like high Q values and self-resonant frequencies, making them suitable for demanding circuit designs. They are manufactured by DongGuan Ming Yixuan Electronic Technology Co., LTD. and are available in tape and reel packaging for efficient automated assembly.
Product Attributes
- Brand: Ming Yixuan ()
- Origin: China
- Product Line: MWI1812UC Series
- Environmental Compliance: Lead Free (LF), Halogen Free (HF), Red Phosphor Free (FP)
Technical Specifications
1. Shape & Dimension (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 |
2. Recommended Patterns
Refer to Figure 1 on page 3 for recommended mounting patterns.
3. Part Numbering System
MWI 1812 UC R10 J S T - HF
| Part | Description |
|---|---|
| 1 | Product Symbol (MWI) |
| 2 | Dimensions (1812) |
| 3 | Chip Type (UC) |
| 4 | Inductance Value (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 Material (G: Gold; S: Tin) |
| 7 | Packaging (T: Tape & Reel; B: Bulk) |
| 8 | Environmental Compliance (LF: Lead Free; HF: Halogen Free; FP: Red Phosphor Free) |
4. 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 |
: Represents product tolerance.
Test Remarks:
- (1). All test data is referenced to 25 ambient.
- (2). Irms: DC current that causes the temperature rise (T 40 ) from 25 ambient.
5. 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.
6. Soldering Conditions
6.1 Re-flow Soldering (Lead Free)
- Preheat circuit and products to 150.
- 260 tip temperature (Max).
- Reflow times: no more than 2 times.
- Solder paste thickness: 0.08mm (best), 0.1mm (max).
6.2 Hand Soldering
- Use a 20 watt soldering iron with a tip diameter of 1.0mm.
- Limit soldering time to 3 sec.
7. Packaging
| Type | Quantity | Unit |
|---|---|---|
| Tape & Reel | 500 | PCS/Reel |
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.
8. Package Specifications
Inside Box and Outside Carton
| Description | Quantity | Dimensions (cm) |
|---|---|---|
| Per Reel | 500 PCS | - |
| Per Box (4 Reels) | 2000 PCS | 20.3*19.3*5.5 |
| Small Carton (6 Boxes) | 12000 PCS | 40.6*23*19.7 |
| Medium Carton (8 Boxes) | 16000 PCS | 41*22*26 |
| Large Carton (10 Boxes) | 20000 PCS | 41*22*33 |
2506231755_MYX-MWI1812UC330JST-HF_C49241348.pdf
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