Product Overview
The KF Series capacitors are designed for high-performance applications, featuring low impedance and high ripple current capabilities. They are ideal for use in communication equipment, switching power supplies, and industrial measuring instruments. These capacitors are built with a safety vent construction and are RoHS compliant, offering reliable operation with extended load life of 2000 to 5000 hours at 105.
Product Attributes
- Brand: KF Series
- Certification: RoHS Compliant
- Construction: Safety vent design
Technical Specifications
| Performance Characteristics | 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 | (at 120Hz, +20) | 20% |
| Leakage Current (max.) | (at +20, after 2 min, rated working voltage) | I0.01 CV or 3 (A), whichever is greater |
| (at +20, after 2 min, rated working voltage) | I0.03 CV (A) | |
| Dissipation Factor (tan) | (at 20, 120Hz) | See table below |
| (For capacitance >1000 F, add 2% per another 1000F) | ||
| Low Temperature Characteristics | (Impedance ratio max at 120Hz) | See table below |
| (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: 105 ambient, rated DC working voltage applied | 2000~5000 Hrs |
| After test requirement at +20: Capacitance change 20% of initial, Dissipation factor 200% of initial, Leakage current initial specified value | (160-450V : 2000hrs) | |
| Shelf Life Test | Conditions: 1000Hrs at 105, no voltage applied. After test requirement at +20: Same limits as Load life. Pre-treatment for measurements: DC working voltage applied for 30 minutes. | |
Dissipation Factor (tan) (%) max.
| Working Voltage (VDC) | 6.3 | 10 | 16 | 25 | 35 | 50 | 63 | 100 | 160 | 200 | 250 | 350 | 400 | 420 | 450 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Value | 18 | 16 | 14 | 12 | 10 | 9 | 8 | 8 | 12 | 12 | 12 | 15 | 15 | 17 | 17 |
Low Temperature Characteristics (Z-25Z+20 and Z-40Z+20) Ratio max.
| Working Voltage (VDC) | 6.3 | 10 | 16 | 25 | 35 | 50 | 63 | 100 | 160 | 200 | 250 | 350 | 400 | 450 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Z-25Z+20 | 4 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 3 | 5 | 5 | - |
| Z-40Z+20 | 8 | 6 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 6 | 6 | 6 | 6 | - |
Ripple Current Multiplier 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 Specifications (Example: Radial KF Series)
| WV(SV) | Cap(F) | DxL(mm) | Ripple Current (mA, rms) at 105 100KHz | Max Impedance () at 20 100KHz |
|---|---|---|---|---|
| 6.3 | 10 | 5x11 | 100 | 2.6 |
| 6.3 | 120 | 5x11 | 175 | 0.92 |
| 10 | 10 | 5x11 | 105 | 2.37 |
| 10 | 120 | 6.3x11 | 380 | 0.33 |
| 16 | 10 | 5x11 | 105 | 2.37 |
| 16 | 120 | 6.3x11 | 380 | 0.33 |
| 25 | 10 | 5x11 | 105 | 2.37 |
| 25 | 120 | 6.3x11 | 380 | 0.33 |
| 35 | 10 | 5x11 | 105 | 2.37 |
| 35 | 120 | 6.3x11 | 380 | 0.33 |
| 50 | 10 | 5x11 | 105 | 2.37 |
| 50 | 120 | 6.3x11 | 380 | 0.33 |
| 63 | 10 | 5x11 | 110 | 1.82 |
| 63 | 120 | 6.3x11 | 380 | 0.33 |
| 100 | 10 | 6.3x11 | 115 | 1.95 |
| 100 | 120 | 10x16 | 620 | 0.13 |
| 160 | 10 | 8x11.5 | 124 | 2.50 |
| 160 | 120 | 10x16 | 692 | 0.26 |
| 200 | 10 | 10x16 | 150 | 1.64 |
| 200 | 120 | 16x25 | 740 | 0.28 |
| 250 | 10 | 10x16 | 165 | 1.64 |
| 250 | 120 | 16x25 | 740 | 0.28 |
| 350 | 10 | 10x20 | 180 | 1.3 |
| 350 | 120 | 16x31.5 | 830 | 0.26 |
| 400 | 10 | 10x20 | 180 | 1.3 |
| 400 | 120 | 16x31.5 | 830 | 0.26 |
| 420 | 10 | 10x20 | 180 | 1.3 |
| 420 | 120 | 16x31.5 | 830 | 0.26 |
| 450 | 10 | 10x20 | 180 | 1.3 |
| 450 | 120 | 16x31.5 | 830 | 0.26 |
2304140030_CapXon-KF221M050G125A_C59336.pdf
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