KF Series Low Impedance Capacitors
Product Overview
The KF Series Low Impedance Capacitors are designed for demanding applications in communication equipment, switching power supplies, and industrial measuring instruments. These capacitors feature a load life of 2000 to 5000 hours at 105 and a safety vent construction for enhanced reliability. They are RoHS compliant, ensuring adherence to environmental standards.
Product Attributes
- Brand: KF Series
- Certification: RoHS Compliant
Technical Specifications
| Specification | Details | |
|---|---|---|
| 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% (at 120Hz, +20) | |
| Leakage Current (max.) | (+20, after 2 min, rated working voltage) | I0.01 CV or 3 A (whichever is greater) I0.03 CV A |
| (160-450V) | 2000 hrs | |
| Dissipation Factor (tan, at 20, 120Hz) | For capacitance >1000 F, add 2% per another 1000F. For capacitance >1000 F, add 0.5 per another 1000F for -25+20. Add 1 per another 1000F for -40+20. | |
| Load Life Test Conditions | Duration time: 2000~5000 Hrs Ambient temperature: +105 Applied voltage: Rated DC working voltage After test requirement at +20: Capacitance change: 20% of initial value Dissipation factor: 200% of initial specified value Leakage current: Initial specified value | |
| Shelf Life Test Conditions | Duration time: 1000Hrs Ambient temperature: +105 Applied voltage: None After test requirement at +20: Same limits as Load life. | |
| Pre-treatment for measurements | Application of DC working voltage for 30 minutes. | |
Dimensions and Ratings (Examples)
Note: The following tables provide a selection of available ratings. For a complete list, please refer to the Engineering Bulletin No. E126.
| WV(SV) | Cap(F) | Size DxL(mm) | Ripple Current (mA, rms) at 105, 100KHz | Max Impedance () at 20, 100KHz |
|---|---|---|---|---|
| 6.3 | 100 | 5x11 | 170 | 1.00 |
| 10 | 100 | 5x11 | 170 | 1.00 |
| 16 | 100 | 6.3x11 | 370 | 0.35 |
| 25 | 100 | 8x11.5 | 450 | 0.25 |
| 35 | 100 | 10x12.5 | 480 | 0.17 |
| 50 | 100 | 10x16 | 610 | 0.14 |
| 63 | 100 | 10x16 | 610 | 0.14 |
| 100 | 100 | 10x16 | 610 | 0.14 |
| 160 | 100 | 10x16 | 470 | 0.35 |
| 200 | 100 | 10x16 | 165 | 1.64 |
| 250 | 100 | 10x20 | 210 | 1.30 |
| 350 | 100 | 16x25 | 780 | 0.30 |
| 400 | 100 | 18x35.5 | 820 | 0.70 |
| 420 | 100 | 18x35.5 | 820 | 0.70 |
| 450 | 100 | 18x41 | 880 | 0.74 |
| 100 | 15000 | 18x35.5 | 2950 | 0.023 |
| 450 | 470 | 16x35.5 | 650 | 1.05 |
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 |
Diagram of Dimensions (unit:mm)
| Item | Dimension | Value |
|---|---|---|
| Dimensions | D | 5 - 6.3, 8, 10 |
| L | <35.5, 35.5 | |
| 1.5, 2.0 | ||
| F | 2.0, 2.5, 3.5, 5.0, 7.5, 10 | |
| Lead Wire Diameter | d | 0.5, 0.6, 0.8 |
2304140030_CapXon-KF221M016E110A_C59332.pdf
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