KF Series Low Impedance Capacitors
Product Overview
The KF Series Low Impedance Capacitors are designed for high-performance applications requiring stable and reliable power. They are widely utilized in communication equipment, switching power supplies, and industrial measuring instruments. Key features include a load life of 2000-5000 hours at 105 and a safety vent construction for enhanced safety. These capacitors are RoHS compliant.
Product Attributes
- RoHS Compliant
Technical Specifications
Performance Characteristics
| Specification | Value |
|---|---|
| Operating Temperature Range | -40 to +105 / -25 to +105 |
| Rated Voltage Range | 6.3 to 100 VDC / 160 to 450 VDC |
| Capacitance Range | 0.47 to 15000 F / 0.47 to 470 F |
| Capacitance Tolerance | 20% (120Hz, +20) |
| Leakage Current (max.) | I0.01 CV or 3 (A) after 2 minutes (for 6.3-100VDC) I0.03 CV (A) after 2 minutes (for 160-450VDC) |
| Dissipation Factor (tan, at 20, 120Hz) | See table below |
| Low Temperature Characteristics (at 120Hz) | See table below |
| Load Life Test Conditions | Duration: 2000~5000 Hrs at 105, Applied Voltage: Rated DC working voltage. Requirements after test: Capacitance change 20%, Dissipation factor 200% of initial, Leakage current initial. |
| Shelf Life Test Conditions | Duration: 1000Hrs at 105, No applied voltage. Requirements after test: Same limits as Load life. |
| Pre-treatment for measurements | Application of DC working voltage for 30 minutes. |
Dissipation Factor (tan, at 20, 120Hz) Max.
| Working Voltage (VDC) | D.F. (%) max. |
|---|---|
| 6.3, 10, 16, 25, 35, 50, 63, 100 | 18, 16, 14, 12, 10, 9, 8, 8 |
| 160, 200, 250, 350, 400, 420, 450 | 12, 12, 12, 15, 15, 17, 17 |
Note: For capacitance >1000 F, add 2% per another 1000F.
Low Temperature Characteristics (at 120Hz) Impedance Ratio max.
| Working Voltage (VDC) | Z-25Z+20 | Z-40Z+20 |
|---|---|---|
| 6.3, 10, 16, 25, 35, 50, 63, 100 | 4, 3, 3, 3, 3, 3, 2, 2 | 8, 6, 4, 3, 3, 3, 3, 3 |
| 160, 200, 250, 350, 400, 450 | 2, 2, 3, 5, 5, 6 | 3, 6, 6, 6, 6, - |
Note: For capacitance >1000 F, add 0.5 per another 1000F for -25+20. Add 1 per another 1000F for -40+20.
Multiplier for Ripple Current vs. Frequency
| CAP (F) | Frequency (Hz) | |||||
|---|---|---|---|---|---|---|
| 50(60) | 120 | 400 | 1K | 10K | 50K-100K | |
| CAP10 | 0.47 | 0.59 | 0.76 | 0.85 | 0.97 | 1 |
| 10CAP100 | 0.52 | 0.62 | 0.80 | 0.89 | 0.97 | 1 |
| 100CAP1000 | 0.58 | 0.72 | 0.84 | 0.90 | 0.98 | 1 |
| 1000CAP | 0.63 | 0.78 | 0.87 | 0.91 | 0.98 | 1 |
Dimensions and Ratings (Example Data)
Note: The following tables provide example data for specific voltage ratings. Full data is available in the Engineering Bulletin No. E126.
KF Series Radial Capacitors
| WV(SV) | Cap(F) | Size DxL(mm) | Ripple Current (mA, rms) at 105 100KHz | Max Impedance () at 20 100KHz |
|---|---|---|---|---|
| 6.3 | 10 | 5x11 | 170 | 1.00 |
| 6.3 | 100 | 5x11 | 170 | 1.00 |
| 6.3 | 120 | 5x11 | 175 | 0.92 |
| 10 | 10 | 5x11 | 105 | 2.37 |
| 10 | 100 | 8x11.5 | 450 | 0.25 |
| 16 | 10 | 5x11 | 105 | 2.37 |
| 16 | 100 | 8x11.5 | 450 | 0.25 |
| 25 | 10 | 5x11 | 105 | 2.37 |
| 25 | 100 | 8x11.5 | 450 | 0.25 |
| 35 | 10 | 5x11 | 105 | 2.37 |
| 35 | 100 | 8x11.5 | 450 | 0.25 |
| 50 | 10 | 5x11 | 105 | 2.37 |
| 50 | 100 | 8x11.5 | 450 | 0.25 |
| 63 | 10 | 5x11 | 115 | 1.95 |
| 63 | 100 | 10x16 | 610 | 0.14 |
| 100 | 10 | 6.3x11 | 130 | 1.77 |
| 100 | 100 | 10x16 | 610 | 0.14 |
| 160 | 10 | 8x11.5 | 75 | 5.3 |
| 160 | 100 | 16x25 | 540 | 0.47 |
| 200 | 10 | 8x11.5 | 75 | 5.3 |
| 200 | 100 | 16x25 | 540 | 0.47 |
| 250 | 10 | 8x11.5 | 75 | 5.3 |
| 250 | 100 | 16x25 | 540 | 0.47 |
| 350 | 10 | 10x16 | 160 | 6.00 |
| 350 | 100 | 16x31.5 | 675 | 0.27 |
| 400 | 10 | 10x16 | 160 | 6.00 |
| 400 | 100 | 18x31.5 | 750 | 0.80 |
| 420 | 10 | 10x16 | 160 | 6.00 |
| 420 | 100 | 18x31.5 | 750 | 0.80 |
| 450 | 10 | 10x16 | 160 | 6.00 |
| 450 | 100 | 18x31.5 | 750 | 0.80 |
Diagram of Dimensions (unit: mm)
| Item | D | L | d | F | |
|---|---|---|---|---|---|
| 5 | 5 | - | 0.5 | 2.0 | 1.5 |
| 6.3 | 6.3 | - | 0.5 | 2.5 | 1.5 |
| 8 | 8 | - | 0.6 | 3.5 | 2.0 |
| 10 | 10 | - | 0.8 | 5.0 | 2.0 |
| L20 | - | <20 | 0.5 | - | - |
| L20 | - | 20 | 0.6 | - | - |
| D18 | <18 | - | - | - | 1.5 |
| D=18 | 18 | - | - | - | 1.5 |
| D18 | 18 | - | - | - | 2.0 |
1912111437_CapXon-KF220M400I160A_C400095.pdf
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