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Specifications
Insulation Resistance(IR):
10MΩ
Operating Temperature:
-40℃~+105℃
DC Resistance(DCR):
300mΩ
Voltage Rating - DC:
50V
Voltage Withstand:
125V
Mfr. Part #:
CUW31T-900M-N
Package:
SMD-4P,3.2x1.6mm
Key Attributes
Model Number:
CUW31T-900M-N
Product Description
Product Overview
The Chilisin CUW Series SMD Common Mode Choke is engineered for excellent noise attenuation in a compact surface-mount design, ideal for fully automated assembly. This series offers a wide impedance range from 30 to 2200, providing effective noise suppression for various high-speed data interfaces. It is suitable for applications including USB 2.0, IEEE1394b, and LVDS, ensuring reliable performance in personal computers, peripheral devices, liquid display panels, and graphics cards. Both standard and custom designs are available.
Product Attributes
- Brand: Chilisin
- Series: CUW Series
- Type: SMD Common Mode Choke
- Compliance: RoHS Compliant
- Assembly: Miniature SMD type for fully automated assembly
- Solderability: Excellent
- Availability: Standard series and custom designs
Technical Specifications
CUW Series - Shape and Dimensions
| TYPE | A (mm) | B (mm) | C (mm) | D (mm) | E (mm) |
|---|---|---|---|---|---|
| CUW10 | 1.600.2 | 0.800.2 | 1.100.2 | 0.25 | 0.33 |
| CUW11 | 1.250.2 | 1.000.2 | 0.80.1 | 0.32 | 0.33 |
| CUW21 | 2.050.2 | 1.250.2 | 1.200.2 | 0.50 | 0.40 |
| CUW31 | 3.200.2 | 1.600.2 | 1.900.2 | 0.50 | 0.60 |
CUW Series - Recommended Pattern
| TYPE | A (mm) | B (mm) | C (mm) | D (mm) |
|---|---|---|---|---|
| CUW10 | 0.25 | 0.75 | 0.61 | 2.29 |
| CUW11 | 0.36 | 1.00 | 0.59 | 1.75 |
| CUW21 | 0.50 | 1.27 | 0.80 | 2.60 |
| CUW31 | 0.40 | 1.60 | 1.60 | 3.70 |
CUW10 Series - Electrical Characteristics
| Part Number | Impedance () | Tolerance (%) | Test Frequency (MHz) | RDC () Max | Irms (mA) Max | Rated Voltage (Vdc) | Withstand Voltage (Vdc) | Insulation Resistance (M) Min |
|---|---|---|---|---|---|---|---|---|
| CUW10T-250M-N | 25 | 20,25 | 100 | 0.077 | 500 | 50 | 125 | 10 |
| CUW10T-600M-N | 60 | 20,25 | 100 | 0.109 | 500 | 50 | 125 | 10 |
| CUW10T-900M-N | 90 | 20,25 | 100 | 0.142 | 500 | 50 | 125 | 10 |
| CUW10T-121M-N | 120 | 20,25 | 100 | 0.160 | 500 | 50 | 125 | 10 |
| CUW10T-141M-N | 140 | 20,25 | 100 | 0.174 | 500 | 50 | 125 | 10 |
| CUW10T-221M-N | 220 | 20,25 | 100 | 0.209 | 500 | 50 | 125 | 10 |
CUW11 Series - Electrical Characteristics
| Part Number | Impedance () | Tolerance (%) | Test Frequency (MHz) | RDC () Max | IDC (mA) Max | Rated Voltage (Vdc) | Withstand Voltage (Vdc) | Insulation Resistance (M) Min |
|---|---|---|---|---|---|---|---|---|
| CUW11T-250T-N | 25 | 30 | 100 | 0.30 | 400 | 50 | 125 | 100 |
| CUW11T-600M-N | 60 | 20 | 100 | 0.40 | 300 | 50 | 125 | 100 |
| CUW11T-670M-N | 67 | 20 | 100 | 0.25 | 300 | 50 | 125 | 100 |
| CUW11T-900M-N | 90 | 20 | 100 | 0.30 | 250 | 50 | 125 | 100 |
| CUW11T-121M-N | 120 | 20 | 100 | 0.40 | 200 | 50 | 125 | 100 |
| CUW11T-161M-N | 160 | 20 | 100 | 0.43 | 160 | 50 | 125 | 100 |
| CUW11T-201M-N | 200 | 20 | 100 | 0.80 | 120 | 50 | 125 | 100 |
| CUW11T-331Y-N | 330 | 25 | 100 | 1.30 | 100 | 50 | 125 | 100 |
CUW21 Series - Electrical Characteristics
| Part Number | Impedance () | Tolerance (%) | Test Frequency (MHz) | RDC () Max | IDC (mA) Max | Rated Voltage (Vdc) | Withstand Voltage (Vdc) | Insulation Resistance (M) Min |
|---|---|---|---|---|---|---|---|---|
| CUW21T-300M-N | 30 | 20 | 100 | 0.20 | 450 | 50 | 125 | 10 |
| CUW21T-670M-N | 67 | 20 | 100 | 0.25 | 400 | 50 | 125 | 10 |
| CUW21T-750M-N | 75 | 20 | 100 | 0.30 | 360 | 50 | 125 | 10 |
| CUW21T-900M-N | 90 | 20 | 100 | 0.35 | 330 | 50 | 125 | 10 |
| CUW21T-121M-N | 120 | 20 | 100 | 0.30 | 400 | 50 | 125 | 10 |
| CUW21T-161M-N | 160 | 20 | 100 | 0.35 | 350 | 50 | 125 | 10 |
| CUW21T-181M-N | 180 | 20 | 100 | 0.35 | 330 | 50 | 125 | 10 |
| CUW21T-201M-N | 200 | 20 | 100 | 0.35 | 330 | 50 | 125 | 10 |
| CUW21T-221M-N | 220 | 20 | 100 | 0.35 | 310 | 50 | 125 | 10 |
| CUW21T-261M-N | 260 | 20 | 100 | 0.40 | 300 | 50 | 125 | 10 |
| CUW21T-301M-N | 300 | 20 | 100 | 0.40 | 290 | 50 | 125 | 10 |
| CUW21T-361M-N | 360 | 20 | 100 | 0.45 | 280 | 50 | 125 | 10 |
| CUW21T-371M-N | 370 | 20 | 100 | 0.45 | 280 | 50 | 125 | 10 |
| CUW21T-501M-N | 500 | 20 | 100 | 0.55 | 170 | 50 | 125 | 10 |
| CUW21T-671M-N | 670 | 20 | 100 | 0.60 | 140 | 50 | 125 | 10 |
| CUW21T-901M-N | 900 | 20 | 100 | 0.60 | 80 | 50 | 125 | 10 |
CUW31 Series - Electrical Characteristics
| Part Number | Impedance () | Tolerance (%) | Test Frequency (MHz) | RDC () Max | IDC (mA) Max | Rated Voltage (Vdc) | Withstand Voltage (Vdc) | Insulation Resistance (M) Min |
|---|---|---|---|---|---|---|---|---|
| CUW31T-900M-N | 90 | 20 | 100 | 0.3 | 370 | 50 | 125 | 10 |
| CUW31T-121M-N | 120 | 20 | 100 | 0.3 | 370 | 50 | 125 | 10 |
| CUW31T-161M-N | 160 | 20 | 100 | 0.4 | 340 | 50 | 125 | 10 |
| CUW31T-221M-N | 220 | 20 | 100 | 0.4 | 320 | 50 | 125 | 10 |
| CUW31T-261M-N | 260 | 20 | 100 | 0.5 | 310 | 50 | 125 | 10 |
| CUW31T-601M-N | 600 | 20 | 100 | 0.8 | 260 | 50 | 125 | 10 |
| CUW31T-102M-N | 1000 | 20 | 100 | 1.0 | 230 | 50 | 125 | 10 |
| CUW31T-222M-N | 2200 | 20 | 100 | 1.2 | 200 | 50 | 125 | 10 |
CUW Series - Packaging Specifications
| TYPE | Tape Dimensions A (mm) | Tape Dimensions B (mm) | Tape Dimensions T (mm) | Reel Dimensions W (mm) | Reel Dimensions P (mm) | Reel Dimensions F (mm) | Reel Dimensions K (mm) | Reel Dimensions A (mm) | Reel Dimensions B (mm) | Reel Dimensions C (mm) | Reel Dimensions D (mm) | Quantity PCS / Reel |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CUW10 | 0.95 | 1.70 | 0.24 | 8 | 4 | 3.5 | 1.15 | 178 | 60 | 12 | 1.5 | 2000 |
| CUW11 | 1.15 | 1.45 | 0.24 | 8 | 4 | 3.5 | 1.00 | 178 | 60 | 12 | 1.5 | 2000 |
| CUW21 | 1.50 | 2.25 | 0.24 | 8 | 4 | 3.5 | 1.35 | 178 | 60 | 12 | 1.5 | 2000 |
| CUW31 | 1.76 | 3.47 | 0.22 | 8 | 4 | 3.5 | 2.05 | 178 | 60 | 12 | 1.5 | 2000 |
General Notes
- Operating temperature range: -40105 (Including self-temperature rise).
- For CUW11, CUW21, CUW31 series, IDC is for Inductance drop 10% from its value without current.
- For CUW10 series, Irms is for 20 rise from 25 ambient.
- Tolerance codes: M=20%, Y=25%, T=30%. Specify tolerance code when ordering.
Important Disclaimer: Please be sure to request approval specifications that provide further details of the products. Kindly note that the content of these specifications are subject to change or may be discontinued without prior notice. This product may not be designed/used in medical or high risk applications without Chilisin approval. Please contact our sales department before ordering.
2410121530_Chilisin-CUW31T-900M-N_C285934.pdf
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