Product Overview
This series of inductors features a shielded structure with a closed magnetic circuit, providing strong electromagnetic interference (EMI) resistance, ultra-low buzzing, and high-density mounting capabilities. They offer a small form factor with high current handling up to 60A, maintaining excellent temperature rise and saturation current characteristics in high-frequency and high-temperature environments. Constructed with low-loss alloy powder die-casting for low resistance and robust structure, these products ensure high precision. They operate across a wide frequency range, extending beyond 5MHz, and are RoHS compliant (halogen-free and environmentally friendly).
Product Attributes
- Brand: Not explicitly mentioned, but implied by part numbering system (CKST).
- Material: Low-loss alloy powder
- Environmental Compliance: Halogen-free
Technical Specifications
Features
- Shielded structure, closed magnetic circuit, strong EMI resistance, ultra-low buzzing, high-density mounting.
- Small size, high current capability (up to 60A), excellent temperature rise and saturation current characteristics in high frequency and high temperature.
- Low loss alloy powder die-casting, low resistance, robust structure, high product precision.
- Wide operating frequency range (up to 5MHz+), halogen-free and environmentally friendly.
Applications
PAD, Notebook Computers, Desktop Computers, Servers, Speakers, Networking, Security, Mobile Phones, Smart Home, etc.
Part Numbering System
CKSTxxxxxx
Shapes and Dimensions (Unit: mm)
| TYPE (Model) | A | B | C (Max) | D | E | Fig |
|---|---|---|---|---|---|---|
| CKST201210 | 2.00.2 | 1.20.2 | 1.0 | 0.60.3 | / | 1 |
| CKST201610 | 2.00.2 | 1.60.2 | 1.0 | 0.60.3 | / | 1 |
| CKST252010 | 2.50.2 | 2.00.2 | 1.0 | 0.80.3 | / | 1 |
| CKST252012 | 2.50.2 | 2.00.2 | 1.2 | 0.80.3 | / | 1 |
| CKST322512 | 3.20.2 | 2.50.2 | 1.2 | 0.80.3 | / | 1 |
| CKST353220 | 3.50.2 | 3.20.2 | 2.0 | 0.70.2 | / | 1 |
| CKSTT0410 | 4.00.3 | 4.00.3 | 1.0 | 1.10.3 | / | 1 |
| CKST04012P | 4.40.35 | 4.20.25 | 1.2 | 0.80.3 | 2.00.3 | 2 |
| CKST0402 | 4.60.25 | 4.10.35 | 2.0 | 0.760.3 | 1.50.3 | 2 |
| CKST0502 | 5.70.25 | 5.10.35 | 2.0 | 1.30.3 | 2.30.3 | 2 |
| CKST0503 | 5.70.25 | 5.10.35 | 3.0 | 1.30.3 | 2.30.3 | 2 |
| CKST0603 | 7.4 Max | 6.60.2 | 3.0 | 1.60.3 | 3.00.2 | 2 |
| CKST0605 | 7.5 Max | 6.60.2 | 5.0 | 1.60.3 | 3.00.2 | 2 |
| CKST1003 | 11.6 Max. | 10.10.3 | 3.0 | 2.50.5 | 3.00.5 | 2 |
| CKST1004 | 11.6 Max. | 10.10.3 | 4.0 | 2.50.5 | 3.00.5 | 2 |
| CKST1005 | 11.6 Max. | 10.10.3 | 5.0 | 2.50.5 | 3.00.5 | 2 |
| CKST1205 | 13.8 Max. | 12.60.3 | 5.0 | 2.70.7 | 3.00.5/3.50.5 | 2 |
| CKST1206 | 13.8 Max. | 12.60.3 | 6.0 | 2.70.7 | 3.00.5/3.50.5 | 2 |
| CKST1707 | 17.51.0 | 17.5 Max. | 7.0 | 2.50.5 | 11.940.3 | 2 |
Recommended Patterns (Unit: mm)
| TYPE (Model) | H | I | J |
|---|---|---|---|
| CKST201210 | 1.5 | 1 | 1.5 |
| CKST201610 | 1.5 | 1 | 1.8 |
| CKST252010 | 2 | 1.2 | 2.2 |
| CKST252012 | 2 | 1.2 | 2.2 |
| CKST322512 | 2.5 | 1.2 | 2.9 |
| CKST353220 | 3 | 1 | 3.5 |
| CKSTT0410 | 3.5 | 1.5 | 4.5 |
| CKST04012P | 3.7 | 1.26 | 2.5 |
| CKST0402 | 3.7 | 1.26 | 2.5 |
| CKST0502 | 4.1 | 1.9 | 2.8 |
| CKST0503 | 4.1 | 1.9 | 2.8 |
| CKST0603 | 6.05 | 2.35 | 3.5 |
| CKST0605 | 6.05 | 2.35 | 3.5 |
| CKST1003 | 9.5 | 3.5 | 4.0 |
| CKST1004 | 9.5 | 3.5 | 4.0 |
| CKST1005 | 9.5 | 3.5 | 4.0 |
| CKST1205 | 10.5 | 4 | 5.5 |
| CKST1206 | 10.5 | 4 | 5.5 |
| CKST1707 | 13.8 | 3.4 | 12.6 |
Specification Table (Example: CKST201210 Series)
| PART NUMBER | INDUCTANCE (H) | DCR (m) @25 (Typical) | DCR (m) @25 (Maximum) | Saturation Current DC Amps. IsatA (Typical) | Saturation Current DC Amps. IsatA (Maximum) | Heat Rating Current DC Amps. Irms (A) (Typical) | Heat Rating Current DC Amps. Irms (A) (Maximum) |
|---|---|---|---|---|---|---|---|
| CKST201210-0.47uH/M | 0.4720% | 4.3 | 4.0 | 26.0 | 31.0 | 5.4 | 6.1 |
| CKST201210-1uH/M | 120% | 3.6 | 3.0 | 60.0 | 70.0 | 3.5 | 4.2 |
| CKST201210-2.2uH/M | 2.220% | 2.2 | 2.0 | 125.0 | 145.0 | 2.4 | 2.7 |
General Specifications and Remarks
- Test Condition: 1MHz, 1Vrms (unless otherwise specified)
- Ambient Temperature: All test data is referenced to 25.
- Operating Temperature Range: -40 to +125 (including self-temperature rise).
- Absolute Maximum Voltage: DC 25V (for some series), DC 75V (for other series).
- Isat Definition: DC current at which inductance drops less than 30% from its value without current (Max. Value); DC current at which inductance drops 30% from its value without current (Typ. Value).
- Irms Definition: For Max. Value, T40; for Typ. Value, T is approximate 40.
Packaging Specification
| TYPE | Quantity (Pcs/Reel) | Tape Dimension (mm) | Reel Dimension (mm) | Quantity (Pcs/ Carton) | F | PO | P | P2 | AO | BO | D | W | E | BO | T | ko |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CKST201210 | 3000 | 8.0 | 178 | 75K | 1.5 | 2.35 | 1.2 | 1.5 | 4.0 | / | / | / | / | / | / | / |
| CKST201610 | 3000 | 8.0 | 178 | 75K | 1.95 | 2.35 | 1.2 | 1.5 | 4.0 | / | / | / | / | / | / | / |
| CKST252010 | 3000 | 8.0 | 178 | 75K | 2.3 | 2.8 | 1.2 | 1.5 | 4.0 | / | / | / | / | / | / | / |
| CKST252012 | 3000 | 8.0 | 178 | 75K | 2.3 | 2.8 | 1.5 | 1.5 | 4.0 | / | / | / | / | / | / | / |
| CKST322512 | 2000 | 8.0 | 178 | 50K | 2.8 | 3.5 | 1.5 | 1.5 | 4.0 | / | / | / | / | / | / | / |
| CKST353220 | 3000 | 12.0 | 330 | 18K | 3.7 | 3.9 | 2.2 | 1.5 | 8.0 | / | / | / | / | / | / | / |
| CKSTT0410 | 3000 | 12.0 | 330 | 18K | 4.5 | 4.5 | 1.3 | 1.5 | 8.0 | / | / | / | / | / | / | / |
| CKST04012P | 3000 | 12.0 | 330 | 18K | 4.4 | 4.9 | 1.5 | 1.5 | 8.0 | / | / | / | / | / | / | / |
| CKST0402 | 3000 | 12.0 | 330 | 18K | 4.4 | 5.2 | 2.2 | 1.5 | 8.0 | / | / | / | / | / | / | / |
| CKST0502 | 2000 | 16.0 | 330 | 12K | 5.6 | 6.0 | 2.2 | 1.5 | 12.0 | / | / | / | / | / | / | / |
| CKST0503 | 1500 | 16.0 | 330 | 9K | 5.6 | 6.0 | 3.3 | 1.5 | 12.0 | / | / | / | / | / | / | / |
| CKST0603 | 1500 | 16.0 | 330 | 9K | 7.2 | 8.0 | 3.3 | 1.5 | 12.0 | / | / | / | / | / | / | / |
| CKST0605 | 1000 | 16.0 | 330 | 6K | 7.2 | 8.0 | 5.5 | 1.5 | 12.0 | / | / | / | / | / | / | / |
| CKST1003 | 1000 | 24.0 | 330 | 4K | 10.7 | 11.4 | 3.3 | 1.5 | 16.0 | / | / | / | / | / | / | / |
| CKST1004 | 1000 | 24.0 | 330 | 4K | 10.7 | 11.4 | 4.3 | 1.5 | 16.0 | / | / | / | / | / | / | / |
| CKST1005 | 800 | 24.0 | 330 | 3.2K | 10.7 | 11.4 | 5.5 | 1.5 | 16.0 | / | / | / | / | / | / | / |
| CKST1205 | 400 | 24.0 | 330 | 1.6K | 13.2 | 13.4 | 5.5 | 1.5 | 20.0 | / | / | / | / | / | / | / |
| CKST1206 | 400 | 24.0 | 330 | 1.6K | 13.2 | 13.4 | 6.8 | 1.5 | 20.0 | / | / | / | / | / | / | / |
| CKST1707 | 300 | 32.0 | 330 | 1.2K | 18.0 | 18.8 | 7.5 | 1.5 | 24.0 | / | / | / | / | / | / | / |
2410121505_CENKER-CKST201610-0-47uH-M_C3002527.pdf
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