Product Overview
The CMMI Series SMD Common Mode Choke is engineered for excellent noise attenuation and compact sizing, making it suitable for a wide range of applications including HDMI and USB 3.0 interfaces. Available in both standard and custom designs, these miniature SMD filters are designed for fully automated assembly with excellent solderability. They offer effective noise suppression for various signal lines.
Product Attributes
- RoHS Compliant
- Miniature SMD type
- Excellent solderability
Technical Specifications
General Specifications:
| Operating Temperature Range | Test Instruments |
|---|---|
| -40 to 105 (Including self-temperature rise) | HP4291A Material/Impedance Analyzer |
CMMI11 Series:
| Part Number | Impedance () | Test Frequency (MHz) | Tolerance (%) | Idc (mA) | Max Rated Voltage (Vdc) | Rdc () Max | Min Insulation Resistance (M) |
|---|---|---|---|---|---|---|---|
| CMMI11T-600Y-N | 60 | 100 | 25 | 250 | 20 | 0.40 | 10 |
| CMMI11T-900Y-N | 90 | 100 | 25 | 250 | 20 | 0.30 | 10 |
CMMI11 Series Dimensions:
| TYPE | A (mm) | B (mm) | C (mm) | D (mm) | E (mm) |
|---|---|---|---|---|---|
| CMMI11 | 1.250.2 | 1.000.2 | 0.800.1 | 0.32 | 0.33 |
CMMI11 Series Recommended Pattern Dimensions:
| TYPE | A (mm) | B (mm) | C (mm) | D (mm) |
|---|---|---|---|---|
| CMMI11 | 0.36 | 1.00 | 0.59 | 1.75 |
CMMI21 Series:
| Part Number | Impedance () | Test Frequency (MHz) | Tolerance (%) | Idc (mA) | Max Rated Voltage (Vdc) | Rdc () Max | Min Insulation Resistance (M) |
|---|---|---|---|---|---|---|---|
| CMMI21T-500Y-N | 50 | 100 | 25 | 500 | 50 | 0.20 | 10 |
| CMMI21T-670Y-N | 67 | 100 | 25 | 500 | 50 | 0.30 | 10 |
| CMMI21T-900Y-N | 90 | 100 | 25 | 330 | 50 | 0.30 | 10 |
| CMMI21T-121Y-N | 120 | 100 | 25 | 330 | 50 | 0.35 | 10 |
| CMMI21T-131Y-N | 130 | 100 | 25 | 300 | 50 | 0.40 | 10 |
CMMI21 Series Dimensions:
| TYPE | A (mm) | B (mm) | C (mm) | D (mm) | |
|---|---|---|---|---|---|
| CMMI21 | 2.050.2 | 1.250.2 | 1.200.2 | 0.50 | 0.58 |
CMMI21 Series Recommended Pattern Dimensions:
| TYPE | A (mm) | B (mm) | C (mm) | D (mm) |
|---|---|---|---|---|
| CMMI21 | 0.50 | 1.20 | 0.80 | 2.60 |
Packaging Specifications:
| TYPE | Tape Dimensions A (mm) | Tape Dimensions B (mm) | Tape Dimensions T (mm) | Tape Dimensions W (mm) | Tape Dimensions P (mm) | Tape Dimensions F (mm) | Tape Dimensions K (mm) | Reel Dimensions A (mm) | Reel Dimensions B (mm) | Reel Dimensions C (mm) | Reel Dimensions D (mm) | Quantity PCS / Reel |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CMMI11 | 1.10 | 1.40 | 0.25 | 8 | 4 | 3.5 | 1.00 | 178 | 60 | 12 | 1.5 | 2000 |
| CMMI21 | 1.50 | 2.25 | 0.24 | 8 | 4 | 3.5 | 1.35 | 178 | 60 | 12 | 1.5 | 2000 |
Ordering Information:
- Tolerance: Y = 25%
- Packaging: Clear tape and reel { standard }
Applications:
- HDMI
- USB lines (for personal computers and peripheral)
- DVC
- STB
- LVDS
- Panel line for liquid display panels
2508141725_Chilisin-CMMI21T-900Y-N_C280255.pdf
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