Product Overview
The CMI2012 Series Multilayer Chip Ferrite Inductors are designed for various electronic applications. These inductors feature a ferrite or ceramic body with inner electrodes made of pure silver and terminal electrodes with silver and Ni/Sn plating. They are available in multiple specifications, offering inductance values from 0.047 H to 68 H with tight tolerances. The series is manufactured with advanced materials and processes to ensure reliability and performance.
Product Attributes
- Product Type: Multilayer Chip Ferrite Inductors
- Series: CMI2012 Series
- Body Material: Ferrite (Ni-Cu-Zn system) or Ceramic
- Inner Electrode Material: Pure Silver (Ag)
- Terminal Electrode Material: Silver Layer (Ag Layer) with Ni/Sn Plating
- Plating: Ni/Sn
- Packaging: Tape & Reel
- Certifications: RoHS compliant (if 'Unitary lead free' product)
Technical Specifications
| Part Name / Model | Size (L x W x T) (mm) | Inductance (H) | Tolerance (%) | DC Resistance () max | Test Frequency (MHz) | Rated Current (mA) max | Self-Resonant Frequency (MHz) min |
|---|---|---|---|---|---|---|---|
| CMI201209V47NKT | 2.0 x 1.2 x 0.9 | 0.047 | 10 | 0.15 | 50 | 300 | 320 |
| CMI201209V56NKT | 2.0 x 1.2 x 0.9 | 0.056 | 10 | 0.15 | 50 | 300 | 320 |
| CMI201209V68NKT | 2.0 x 1.2 x 0.9 | 0.068 | 10 | 0.20 | 50 | 300 | 280 |
| CMI201209V82NKT | 2.0 x 1.2 x 0.9 | 0.082 | 10 | 0.20 | 50 | 300 | 280 |
| CMI201209VR10KT | 2.0 x 1.2 x 0.9 | 0.10 | 10 | 0.20 | 25 | 250 | 235 |
| CMI201209VR12KT | 2.0 x 1.2 x 0.9 | 0.12 | 10 | 0.25 | 25 | 250 | 220 |
| CMI201209VR15KT | 2.0 x 1.2 x 0.9 | 0.15 | 10 | 0.25 | 25 | 250 | 200 |
| CMI201209VR18KT | 2.0 x 1.2 x 0.9 | 0.18 | 10 | 0.30 | 25 | 250 | 185 |
| CMI201209VR22KT | 2.0 x 1.2 x 0.9 | 0.22 | 10 | 0.30 | 25 | 250 | 170 |
| CMI201209VR27KT | 2.0 x 1.2 x 0.9 | 0.27 | 10 | 0.40 | 25 | 250 | 150 |
| CMI201209VR33KT | 2.0 x 1.2 x 0.9 | 0.33 | 10 | 0.40 | 25 | 250 | 145 |
| CMI201209VR39KT | 2.0 x 1.2 x 0.9 | 0.39 | 10 | 0.50 | 25 | 200 | 135 |
| CMI201209VR47KT | 2.0 x 1.2 x 0.9 | 0.47 | 10 | 0.50 | 25 | 200 | 125 |
| CMI201209VR56KT | 2.0 x 1.2 x 0.9 | 0.56 | 10 | 0.60 | 25 | 150 | 115 |
| CMI201209VR68KT | 2.0 x 1.2 x 0.9 | 0.68 | 10 | 0.65 | 25 | 150 | 105 |
| CMI201209VR82KT | 2.0 x 1.2 x 0.9 | 0.82 | 10 | 0.70 | 25 | 150 | 100 |
| CMI201209U1R0KT | 2.0 x 1.2 x 0.9 | 1.0 | 10 | 0.40 | 10 | 50 | 75 |
| CMI201209U1R2KT | 2.0 x 1.2 x 0.9 | 1.2 | 10 | 0.40 | 10 | 50 | 65 |
| CMI201209U1R5KT | 2.0 x 1.2 x 0.9 | 1.5 | 10 | 0.40 | 10 | 50 | 60 |
| CMI201209U1R8KT | 2.0 x 1.2 x 0.9 | 1.8 | 10 | 0.40 | 10 | 50 | 55 |
| CMI201209U2R2KT | 2.0 x 1.2 x 0.9 | 2.2 | 10 | 0.60 | 10 | 50 | 50 |
| CMI201209U2R7KT | 2.0 x 1.2 x 0.9 | 2.7 | 10 | 0.60 | 10 | 50 | 45 |
| CMI201209U3R3KT | 2.0 x 1.2 x 0.9 | 3.3 | 10 | 0.60 | 10 | 50 | 41 |
| CMI201209U3R9KT | 2.0 x 1.2 x 0.9 | 3.9 | 10 | 0.80 | 10 | 50 | 38 |
| CMI201209U4R7KT | 2.0 x 1.2 x 0.9 | 4.7 | 10 | 0.90 | 10 | 30 | 35 |
| CMI201209X5R6KT | 2.0 x 1.2 x 0.9 | 5.6 | 10 | 1.00 | 4 | 15 | 32 |
| CMI201209X6R8KT | 2.0 x 1.2 x 0.9 | 6.8 | 10 | 1.05 | 4 | 15 | 29 |
| CMI201209X8R2KT | 2.0 x 1.2 x 0.9 | 8.2 | 10 | 1.05 | 4 | 15 | 26 |
| CMI201209X100KT | 2.0 x 1.2 x 0.9 | 10 | 10 | 1.15 | 2 | 15 | 24 |
| CMI201209X100KT | 2.0 x 1.2 x 0.9 | 10 | 10 | 1.15 | 2 | 15 | 24 |
| CMI201209X120KT | 2.0 x 1.2 x 0.9 | 12 | 10 | 1.15 | 2 | 15 | 22 |
| CMI201209J150KT | 2.0 x 1.2 x 0.9 | 15 | 10 | 1.15 | 1 | 5 | 19 |
| CMI201209J180KT | 2.0 x 1.2 x 0.9 | 18 | 10 | 1.20 | 1 | 5 | 18 |
| CMI201209J220KT | 2.0 x 1.2 x 0.9 | 22 | 10 | 1.20 | 1 | 5 | 16 |
| CMI201209J270KT | 2.0 x 1.2 x 0.9 | 27 | 10 | 1.50 | 1 | 5 | 16 |
| CMI201209J330MT | 2.0 x 1.2 x 0.9 | 33 | 20 | 1.50 | 1 | 5 | 16 |
| CMI201212J390MT | 2.0 x 1.2 x 1.2 | 39 | 20 | 1.50 | 1 | 5 | 16 |
| CMI201212J470MT | 2.0 x 1.2 x 1.2 | 47 | 20 | 1.70 | 1 | 5 | 15 |
| CMI201212J560MT | 2.0 x 1.2 x 1.2 | 56 | 20 | 2.60 | 1 | 5 | 10 |
| CMI201212J680MT | 2.0 x 1.2 x 1.2 | 68 | 20 | 2.60 | 1 | 5 | 10 |
Reliability Testing Items
| No. | Items | Requirements | Test Methods and Remarks |
|---|---|---|---|
| 1 | Operating Temperature Range | -40+85 | |
| 2 | Solder ability | At least 95% of terminal electrode should be covered with solder | Preheating temperature: 120 to 150; Preheating time: 60s; Solder: 96.5%Sn/3.0%Ag/0.5%Cu; Solder temperature: 2455; Immersion tin depth: 10mm; Duration: 51s; Dip performance to a flux of about: 3 ~ 5 s |
| 3 | Resistance to Soldering | At least 95% of terminal electrode should be covered with solder. No mechanical damage. Inductance change within 20% (V, U), 25% (X), 30% (J). Q value change (ferrite) within 30%. | Preheating temperature: 120 to 150; Preheating time: 60s; Solder: 96.5%Sn/3.0%Ag/0.5%Cu; Solder temperature: 2605; Immersion tin depth: 10mm; Duration: 101s; Dip performance to a flux of about: 3 ~ 5 s |
| 4 | Adhesion of electrode | The termination and body should be no damage. | Applied force: 10N for 2012 series. Keep time: 101S |
| 5 | Low temperature resistance | No mechanical damage. Inductance change within 10%. Q value change (ferrite) within 30%. | Temperature: -402; Testing time: 1000 +24/-0 h |
| 6 | Bending strength | No mechanical damage. | Testing board: glass epoxy-resin substrate; Curvature: 2mm; Hold time: 20s1s; Compression speed: 0.5 mm/s |
| 7 | Vibration | No mechanical damage. Inductance change within 10%. Q value change (ferrite) within 30%. | Amplitude: 1.5mm; Test time: 2h in each of 3 mutually perpendicular directions; Frequency range: 10Hz to 55Hz to 10Hz for 1min. |
| 8 | High temperature resistance | No mechanical damage. Inductance change within 10%. Q value change (ferrite) within 30%. | Temperature: 852; Testing time: 1000 +24/-0 h |
| 9 | Static Humidity | No mechanical damage. Inductance change within 10%. Q value change (ferrite) within 30%. | Humidity: 90% to 95% RH; Temperature: 602; Testing time: 1000 +24/-0 h |
| 10 | High temperature load | No mechanical damage. Inductance change within 10%. Q value change (ferrite) within 30%. | Imposed current: rated current; Temperature: 852; Testing time: 1000 +24/-0 h |
| 11 | Temperature Shock | No mechanical damage. Inductance change within 10%. Q value change (ferrite) within 30%. | Temperature: -40 for 303min +85 for 303min; Number of cycles: 32 |
Packaging
Taping & Reel Dimensions:
- Reel Dimensions (mm): A=1782.0, B=22.02.0, C=12.51.5, N=572.0, G=8
- Taping Dimensions (mm) for 201212 (Embossed tape): W=8.000.2, E=1.750.10, F=3.500.10, D0=1.500.10, D1=1.000.10, P0=4.000.10, P010=40.00.20, P1=4.000.10, P2=2.000.10, A0=1.520.10, B0=2.410.10, K0=1.350.10, t=0.230.20
- Taping Dimensions (mm) for 201209: A0=1.500.2, B0=2.300.2, W=8.00.2, F=3.50.1, E=1.750.2, P1=4.00.2, P2=2.00.1, P0=4.00.2, D0=1.550.1, T=0.950.1
- Peeling off Force: 0.1N0.7N (pulling in the direction of arrow), Speed: 300mm/min. Cover bond should not be damaged and bond the tape when it peeled off.
- Packaging Quantity (Pcs):
- 201212: REEL=3000, BOX=30000, CASE=180000
- 201209: REEL=4000, BOX=40000, CASE=240000
Recommended Soldering Conditions
Reflow Soldering:
- Temperature difference between solder and ferrite surface during pre-heating: max 150.
- Temperature difference between product surface and solvent after soldering: max 100.
- Soldering should be performed within the allowable range of the indicated curve.
Iron Soldering:
- Soldering Iron Temperature: 350 (Max)
- Power: 30W (Max)
- Soldering Time: < 5S (Avoid touching the terminal electrodes with the soldering iron tip).
Cleaning
- Cleaning Temperature: 60 (max)
- Cleaning Time: 1 minute (min)
- Ultrasonic Output Power: 200W (max)
Storage Requirements
- Storage Period: Within 1 year from the inspection date at the inductor company. If exceeding 1 year, solder ability must be checked before use.
- Storage Conditions:
- Warehouse Temperature: -10 ~ +40, Relative Humidity: 30 ~ 70%.
- Do not store in corrosive substances (sulfur, chlorine gas, acid) to prevent electrode oxidation.
- Store on a pallet to prevent influence from humidity and dust.
- Avoid heat shock, vibration, and direct sunlight.
- Products should be stored in airtight packaging.
Usage Of ODS (Ozone Depleting Substances)
The company does not use ODS such as CCl4 (Carbon Tetrachloride) and HCFC in its production process.
Notes
- If the product is designated as "Unitary lead free", it complies with RoHS directive requirements.
- This specification guarantees the quality of the product as a single unit. Ensure your product has been evaluated and confirmed against your specifications when mounting our product.
- The company does not warrant against failure caused by any use of the product that deviates from the intended use described in this specification.
2410121256_FH-CMI201209VR47KT_C139228.pdf
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