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Specifications
Current Rating:
50mA
Inductance:
2.2uH
Tolerance:
±10%
Frequency - Self Resonant:
50MHz
Current - Saturation (Isat):
-
DC Resistance(DCR):
600mΩ
Ratings:
-
Q @ Frequency:
35@10MHz
Mfr. Part #:
CMI201209U2R2KT
Package:
0805
Key Attributes
Model Number:
CMI201209U2R2KT
Product Description
Product Overview
The CMI2012 Series are multilayer chip ferrite inductors designed for various electronic applications. These inductors are constructed with a ferrite or ceramic body, inner electrodes made of pure silver, and terminal electrodes with silver and Ni/Sn plating. They offer a range of inductance values and electrical characteristics suitable for signal line applications.
Product Attributes
- Product Type: Multilayer Chip Ferrite Inductors
- Series: CMI2012 Series
- Material: Ferrite (Ni-Cu-Zn system for ferrite inductors), Ceramic, Pure Silver (Inner Electrode), Silver Layer (Terminal Electrode), Ni/Sn Plating (Terminal Electrode)
- Certifications: RoHS compliant (if "Unitary lead free" is indicated)
Technical Specifications
Dimensions & Inner Configuration
| Size | L (mm) | W (mm) | T (mm) | Terminal Electrode Width (mm) |
|---|---|---|---|---|
| 201209 | 2.0 0.20 | 1.2 0.20 | 0.9 0.20 | 0.5 0.3 |
| 201212 | 2.0 0.20 | 1.2 0.20 | 1.2 0.20 | 0.5 0.3 |
Product Model Composition
Example: CMI 201209 U 1R0 K T
- CMI: Multilayer Chip Ferrite Chip Inductors
- 201209: Dimensions (LWT) (2.01.20.9mm)
- U: Material Code
- 1R0: Inductance (1.0H)
- K: Tolerance (10%)
- T: Packaging (Tape & Reel)
Electrical Characteristics List
| Part NO. | Tolerance (%) | Inductance (H) | Q Value (min) | RDC () max | Test Frequency (MHz) | Test Voltage (mV) | SRF (MHz) min | Rated Current (mA) max |
|---|---|---|---|---|---|---|---|---|
| CMI201209V47NKT | 10 | 0.047 | 25 | 0.15 | 50 | 50 | 320 | 300 |
| CMI201209V56NKT | 10 | 0.056 | 25 | 0.15 | 50 | 50 | 320 | 300 |
| CMI201209V68NKT | 10 | 0.068 | 25 | 0.20 | 50 | 50 | 280 | 300 |
| CMI201209V82NKT | 10 | 0.082 | 25 | 0.20 | 50 | 50 | 280 | 300 |
| CMI201209VR10KT | 10 | 0.10 | 20 | 0.20 | 25 | 50 | 235 | 250 |
| CMI201209VR12KT | 10 | 0.12 | 20 | 0.25 | 25 | 50 | 220 | 250 |
| CMI201209VR15KT | 10 | 0.15 | 20 | 0.25 | 25 | 50 | 200 | 250 |
| CMI201209VR18KT | 10 | 0.18 | 20 | 0.30 | 25 | 50 | 185 | 250 |
| CMI201209VR22KT | 10 | 0.22 | 20 | 0.30 | 25 | 50 | 170 | 250 |
| CMI201209VR27KT | 10 | 0.27 | 20 | 0.40 | 25 | 50 | 150 | 250 |
| CMI201209VR33KT | 10 | 0.33 | 20 | 0.40 | 25 | 50 | 145 | 250 |
| CMI201209VR39KT | 10 | 0.39 | 25 | 0.50 | 25 | 50 | 135 | 200 |
| CMI201209VR47KT | 10 | 0.47 | 25 | 0.50 | 25 | 50 | 125 | 200 |
| CMI201209VR56KT | 10 | 0.56 | 25 | 0.60 | 25 | 50 | 115 | 150 |
| CMI201209VR68KT | 10 | 0.68 | 25 | 0.65 | 25 | 50 | 105 | 150 |
| CMI201209VR82KT | 10 | 0.82 | 25 | 0.70 | 25 | 50 | 100 | 150 |
| CMI201209U1R0KT | 10 | 1.0 | 35 | 0.40 | 10 | 50 | 75 | 50 |
| CMI201209U1R2KT | 10 | 1.2 | 35 | 0.40 | 10 | 50 | 65 | 50 |
| CMI201209U1R5KT | 10 | 1.5 | 35 | 0.40 | 10 | 50 | 60 | 50 |
| CMI201209U1R8KT | 10 | 1.8 | 35 | 0.40 | 10 | 50 | 55 | 50 |
| CMI201209U2R2KT | 10 | 2.2 | 35 | 0.60 | 10 | 50 | 50 | 50 |
| CMI201209U2R7KT | 10 | 2.7 | 35 | 0.60 | 10 | 50 | 45 | 50 |
| CMI201209U3R3KT | 10 | 3.3 | 35 | 0.60 | 10 | 50 | 41 | 50 |
| CMI201209U3R9KT | 10 | 3.9 | 35 | 0.80 | 10 | 50 | 38 | 50 |
| CMI201209U4R7KT | 10 | 4.7 | 35 | 0.90 | 10 | 50 | 35 | 30 |
| CMI201209X5R6KT | 10 | 5.6 | 30 | 1.00 | 4 | 50 | 32 | 15 |
| CMI201209X6R8KT | 10 | 6.8 | 30 | 1.05 | 4 | 50 | 29 | 15 |
| CMI201209X8R2KT | 10 | 8.2 | 30 | 1.05 | 4 | 50 | 26 | 15 |
| CMI201209X100KT | 10 | 10 | 30 | 1.15 | 2 | 50 | 24 | 15 |
| CMI201209X100KT | 10 | 10 | 30 | 1.15 | 2 | 50 | 24 | 15 |
| CMI201209X120KT | 10 | 12 | 30 | 1.15 | 2 | 50 | 22 | 15 |
| CMI201209J150KT | 10 | 15 | 25 | 1.15 | 1 | 50 | 19 | 5 |
| CMI201209J180KT | 10 | 18 | 25 | 1.20 | 1 | 50 | 18 | 5 |
| CMI201209J220KT | 10 | 22 | 25 | 1.20 | 1 | 50 | 16 | 5 |
| CMI201209J270KT | 10 | 27 | 25 | 1.50 | 1 | 50 | 16 | 5 |
| CMI201209J330MT | 20 | 33 | 25 | 1.50 | 1 | 50 | 16 | 5 |
| CMI201212J390MT | 20 | 39 | 25 | 1.50 | 1 | 50 | 16 | 5 |
| CMI201212J470MT | 20 | 47 | 25 | 1.70 | 1 | 50 | 15 | 5 |
| CMI201212J560MT | 20 | 56 | 25 | 2.60 | 1 | 50 | 10 | 5 |
| CMI201212J680MT | 20 | 68 | 25 | 2.60 | 1 | 50 | 10 | 5 |
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 |
| 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 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 |
| 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: 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 |
| 7 | Vibration | No mechanical damage. Inductance change: within 10%. Q value change: within 30%. | Amplitude: 1.5mm, Test time: 2h in each of 3 mutually perpendicular directions. Frequency range: 10Hz55Hz10Hz (1 minute) |
| 8 | High temperature resistance | No mechanical damage. Inductance change: within 10%. Q value change: within 30%. | Testing time: 1000+24-0 h, Temperature: 852 |
| 9 | Static Humidity | No mechanical damage. Inductance change: within 10%. Q value change: 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: within 30%. | Imposed current: rated current, Testing time: 1000+24-0 h, Temperature: 852 |
| 11 | Temperature Shock | No mechanical damage. Inductance change: within 10%. Q value change: within 30%. | Temperature: -40 (303 min) +85 (303 min), Number of cycles: 32 |
Note: Measurements for electrical performance tests are made after 242 hours of recovery under standard conditions.
Packaging
| Size | Pieces per Reel | Pieces per Box | Pieces per Case |
|---|---|---|---|
| 201212 | 3000 | 30000 | 180000 |
| 201209 | 4000 | 40000 | 240000 |
Peeling off force (cover tape): 0.1N0.7N (pulling in the direction of arrow at 300mm/min).
Recommended Soldering Conditions (Reflow Soldering)
Soldering Conditions: Products are suitable for reflow soldering.
- Temperature difference between solder and ferrite surface during pre-heating: max 150.
- Temperature difference between product surface and solvent during cooling after soldering: max 100.
- Ensure soldering is performed within the allowable range of the reflow soldering profile curve.
Manual Soldering
- Soldering Iron Temperature: 350 (Max)
- Power: 30W (Max)
- Soldering Time: < 5S (Avoid touching the terminal electrodes with the soldering iron tip).
Cleaning Conditions
- 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 by the inductor company. If exceeding 1 year, solderability must be checked before use.
- Storage Conditions:
- Warehouse Temperature: -10 to +40, Relative Humidity: 30% to 70%.
- Do not store in corrosive substances (sulfur, chlorine gas, acid) to prevent electrode oxidation.
- Store on a pallet to prevent influences 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 labeled "Unitary lead free", it complies with RoHS directive requirements.
- This product specification guarantees the quality of the product as a single unit. Ensure your product has been evaluated and confirmed against your specifications when this product is mounted.
- 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-CMI201209U2R2KT_C1043.pdf
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