Product Overview
These are high-performance shielded inductors designed for demanding applications. They feature a closed magnetic circuit structure that provides strong electromagnetic interference (EMI) resistance and ultra-low buzzing. Their compact size allows for high-density mounting, while offering high current capabilities up to 60A. These inductors maintain excellent temperature rise and saturation current characteristics even in high-frequency and high-temperature environments. Constructed with low-loss alloy powder, they exhibit low resistance and robust structural integrity for high product precision. They support a wide operating frequency range, extending beyond 5MHz, and are halogen-free and environmentally friendly.
Product Attributes
- Shielded structure
- Closed magnetic circuit
- Low loss alloy powder
- Halogen-free
- Environmentally friendly
Technical Specifications
Applications: PAD, Notebook Computers, Desktop Computers, Servers, Speakers, Networking, Security, Mobile Phones, Smart Home, etc.
Operating Temperature Range: -40 to +125 (Including self-temperature rise)
Absolute Maximum Voltage: DC 25V (for some series) / DC 75V (for other series)
Test Condition: 1MHz, 1Vrms (for some series) / 100kHz, 1Vrms (for other series)
Isat (Saturation Current): DC current at which the inductance drops less than 30% from its value without current (Typical); DC current at which the inductance drops 30% from its value without current (Maximum).
Irms (Heat Rating Current): DC current at which the temperature rise is approximately 40 (Typical) / DC current at which the temperature rise is less than 40 (Maximum).
Dimensions and Recommended Patterns
| TYPE (Model) | A (mm) | B (mm) | C Max (mm) | D (mm) | E (mm) | Fig | H (mm) | I (mm) | J (mm) |
|---|---|---|---|---|---|---|---|---|---|
| CKST201210 | 2.00.2 | 1.20.2 | 1.0 | 0.60.3 | / | 1 | 1.5 | 1 | 1.5 |
| CKST201610 | 2.00.2 | 1.60.2 | 1.0 | 0.60.3 | / | 1 | 1.5 | 1 | 1.8 |
| CKST252010 | 2.50.2 | 2.00.2 | 1.0 | 0.80.3 | / | 1 | 2 | 1.2 | 2.2 |
| CKST252012 | 2.50.2 | 2.00.2 | 1.2 | 0.80.3 | / | 1 | 2 | 1.2 | 2.2 |
| CKST322512 | 3.20.2 | 2.50.2 | 1.2 | 0.80.3 | / | 1 | 2.5 | 1.2 | 2.9 |
| CKST353220 | 3.50.2 | 3.20.2 | 2.0 | 0.70.2 | / | 1 | 3 | 1 | 3.5 |
| CKSTT0410 | 4.00.3 | 4.00.3 | 1.0 | 1.10.3 | / | 1 | 3.5 | 1.5 | 4.5 |
| CKST04012P | 4.40.35 | 4.20.25 | 1.2 | 0.80.3 | 2.00.3 | 2 | 3.7 | 1.26 | 2.5 |
| CKST0402 | 4.60.25 | 4.10.35 | 2.0 | 0.760.3 | 1.50.3 | 2 | 3.7 | 1.26 | 2.5 |
| CKST0502 | 5.70.25 | 5.10.35 | 2.0 | 1.30.3 | 2.30.3 | 2 | 4.1 | 1.9 | 2.8 |
| CKST0503 | 5.70.25 | 5.10.35 | 3.0 | 1.30.3 | 2.30.3 | 2 | 4.1 | 1.9 | 2.8 |
| CKST0603 | 7.4 Max | 6.60.2 | 3.0 | 1.60.3 | 3.00.2 | 2 | 6.05 | 2.35 | 3.5 |
| CKST0605 | 7.5 Max | 6.60.2 | 5.0 | 1.60.3 | 3.00.2 | 2 | 6.05 | 2.35 | 3.5 |
| CKST1003 | 11.6 Max. | 10.10.3 | 3.0 | 2.50.5 | 3.00.5 | 2 | 9.5 | 3.5 | 4.0 |
| CKST1004 | 11.6 Max. | 10.10.3 | 4.0 | 2.50.5 | 3.00.5 | 2 | 9.5 | 3.5 | 4.0 |
| CKST1005 | 11.6 Max. | 10.10.3 | 5.0 | 2.50.5 | 3.00.5 | 2 | 9.5 | 3.5 | 4.0 |
| CKST1205 | 13.8 Max. | 12.60.3 | 5.0 | 2.70.7 | 3.00.5/3.50.5 | 2 | 10.5 | 4 | 5.5 |
| CKST1206 | 13.8 Max. | 12.60.3 | 6.0 | 2.70.7 | 3.00.5/3.50.5 | 2 | 10.5 | 4 | 5.5 |
| CKST1707 | 17.51.0 | 17.5 Max. | 7.0 | 2.50.5 | 11.940.3 | 2 | 13.8 | 3.4 | 12.6 |
Packaging Specification
| Type | W (mm) | A0 (mm) | B0 (mm) | K0 (mm) | D (mm) | P (mm) | P2 (mm) | Quantity (Pcs/Reel) | Quantity (Pcs/Carton) | Tape Dimension (mm) | Reel Dimension (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| CKST201210 | 8.0 | 1.5 | 2.35 | 1.2 | 1.5 | 4.0 | 178 | 58 | 13 | 3000 | 75K |
| CKST201610 | 8.0 | 1.95 | 2.35 | 1.2 | 1.5 | 4.0 | 178 | 58 | 13 | 3000 | 75K |
| CKST252010 | 8.0 | 2.3 | 2.8 | 1.2 | 1.5 | 4.0 | 178 | 58 | 13 | 3000 | 75K |
| CKST252012 | 8.0 | 2.3 | 2.8 | 1.5 | 1.5 | 4.0 | 178 | 58 | 13 | 3000 | 75K |
| CKST322512 | 8.0 | 2.8 | 3.5 | 1.5 | 1.5 | 4.0 | 178 | 58 | 13 | 2000 | 50K |
| CKST353220 | 12.0 | 3.7 | 3.9 | 2.2 | 1.5 | 8.0 | 330 | 100 | 13 | 3000 | 18K |
| CKSTT0410 | 12.0 | 4.5 | 4.5 | 1.3 | 1.5 | 8.0 | 330 | 100 | 13 | 3000 | 18K |
| CKST04012P | 12.0 | 4.4 | 4.9 | 1.5 | 1.5 | 8.0 | 330 | 100 | 13 | 3000 | 18K |
| CKST0402 | 12.0 | 4.4 | 5.2 | 2.2 | 1.5 | 8.0 | 330 | 100 | 13 | 3000 | 18K |
| CKST0502 | 16.0 | 5.6 | 6.0 | 2.2 | 1.5 | 12.0 | 330 | 100 | 13 | 2000 | 12K |
| CKST0503 | 16.0 | 5.6 | 6.0 | 3.3 | 1.5 | 12.0 | 330 | 100 | 13 | 1500 | 9K |
| CKST0603 | 16.0 | 7.2 | 8.0 | 3.3 | 1.5 | 12.0 | 330 | 100 | 13 | 1500 | 9K |
| CKST0605 | 16.0 | 7.2 | 8.0 | 5.5 | 1.5 | 12.0 | 330 | 100 | 13 | 1000 | 6K |
| CKST1003 | 24.0 | 10.7 | 11.4 | 3.3 | 1.5 | 16.0 | 330 | 100 | 13 | 1000 | 4K |
| CKST1004 | 24.0 | 10.7 | 11.4 | 4.3 | 1.5 | 16.0 | 330 | 100 | 13 | 1000 | 4K |
| CKST1005 | 24.0 | 10.7 | 11.4 | 5.5 | 1.5 | 16.0 | 330 | 100 | 13 | 800 | 3.2K |
| CKST1205 | 24.0 | 13.2 | 13.4 | 5.5 | 1.5 | 20.0 | 330 | 100 | 13 | 400 | 1.6K |
| CKST1206 | 24.0 | 13.2 | 13.4 | 6.8 | 1.5 | 20.0 | 330 | 100 | 13 | 400 | 1.6K |
| CKST1707 | 32.0 | 18.0 | 18.8 | 7.5 | 1.5 | 24.0 | 330 | 100 | 13 | 300 | 1.2K |
Specification Tables (Selected Series Examples)
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% | 6.1 | 5.4 | 4.3 | 4.0 | / | / |
| CKST201210-1uH/M | 120% | 4.2 | 3.5 | 3.6 | 3.0 | / | / |
| CKST201210-2.2uH/M | 2.220% | 2.7 | 2.4 | 2.2 | 2.0 | / | / |
CKST201610 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) |
|---|---|---|---|---|---|---|---|
| CKST201610-0.24uH/M | 0.2420% | 6.7 | 6.1 | 5.5 | 5.0 | / | / |
| CKST201610-0.33uH/M | 0.3320% | 6.5 | 6.0 | 5.3 | 4.7 | / | / |
| CKST201610-1uH/M | 120% | 4.2 | 4.0 | 4.0 | 3.4 | / | / |
| CKST201610-4.7uH/M | 4.720% | 2.0 | 1.7 | 1.4 | 1.2 | / | / |
| CKST201610-3.3uH/M | 3.320% | 2.2 | 2.0 | 1.8 | 1.5 | / | / |
CKST0503 Series
| PART NUMBER | INDUCTANCE (H) | DCR (m) @25 (Typical) | 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) |
|---|---|---|---|---|---|---|
| CKST0503-0.22uH/M | 0.2220% | 3.6 | 28.0 | 16.0 | 4.4 | 3.8 |
| CKST0503-1uH/M | 120% | 9.0 | 9.0 | 7.0 | 3.2 | 2.7 |
| CKST0503-10uH/M | 1020% | 3.5 | 3.5 | 2.5 | / | / |
| CKST0503-22uH/M | 2220% | 1.9 | 1.9 | 1.3 | / | / |
CKST1004 Series
| PART NUMBER | INDUCTANCE (H) | DCR (m) @25 (Typical) | 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) |
|---|---|---|---|---|---|---|
| CKST1004-0.15uH/N-B | 0.1530% | 0.53 | 45.0 | 75.0 | / | / |
| CKST1004-1uH/M-B | 120% | 3.0 | 26.0 | 20.0 | / | / |
| CKST1004-10uH/M | 1020% | 7.0 | 7.0 | 6.5 | / | / |
| CKST1004-68uH/M | 6820% | 3.0 | 3.0 | 2.3 | / | / |
CKST1707 Series
| PART NUMBER | INDUCTANCE (H) | DCR (m) @25 (Typical) | 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) |
|---|---|---|---|---|---|---|
| CKST1707-1uH/M | 120% | 1.5 | 55.5 | 32.0 | / | / |
| CKST1707-10uH/M | 1020% | 19.0 | 19.0 | 9.5 | / | / |
| CKST1707-100uH/M | 10020% | 5.0 | 5.0 | 4.0 | / | / |
2410121505_CENKER-CKST1004-15uH-M_C3002687.pdf
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