Product Overview
The Radial KF Series capacitors are designed for demanding applications in communication equipment, switching power supplies, and industrial measuring instruments. These capacitors offer high endurance, rated up to 3000-5000 hours at 105, and feature a safety vent construction for enhanced reliability. They are also RoHS compliant.Product Attributes
- Brand: Radial
- Series: KF Series
- Certification: RoHS Compliant
Technical Specifications
General Performance Characteristics:
| Specification | Value |
|---|---|
| Operating Temperature Range | -40 to +105 |
| Rated Voltage Range | 6.3 to 450 VDC |
| Capacitance Range | 0.47 to 15000 F |
| Capacitance Tolerance | 20% (120Hz, +20) |
| Leakage Current (max.) | I0.01 CV or 3 A (whichever is greater) at +20, after 2 minutes with rated working voltage applied. For 160-450V, I0.03 CV (A) after 2 minutes with rated working voltage applied. |
Dissipation Factor (tan, at 20, 120Hz):
| Working Voltage (VDC) | Capacitance 1000 F (%) max. | Capacitance > 1000 F (%) max. |
|---|---|---|
| 6.3 to 100 | 18 (6.3V) to 8 (100V) | Base D.F. + 2% per 1000 F |
| 160 to 450 | 12 (160-350V) to 17 (450V) | Base D.F. + 2% per 1000 F |
Low Temperature Characteristics (at 120Hz):
| Working Voltage (VDC) | Impedance Ratio Z-25 / Z+20 | Impedance Ratio Z-40 / Z+20 |
|---|---|---|
| 6.3 to 100 | 4 (6.3V) to 2 (100V) | 8 (6.3V) to 3 (100V) |
| 160 to 450 | 2 (160-350V) to 6 (450V) | 3 (160V) to 6 (450V) |
Note: For capacitance > 1000 F, add 0.5 for -25/+20 and 1 for -40/+20 per another 1000 F.
Endurance Test Conditions:
| Duration time | 3000~5000 Hrs (depending on case size) |
| 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. (160-450V: 4000hrs endurance) |
Shelf Life Test Conditions:
| Duration time | 1000 Hrs |
| Ambient temperature | +105 |
| Applied voltage | None |
| After test requirement at +20 | Same limits as Endurance. Pre-treatment: DC working voltage for 30 minutes. |
Ripple Current Multiplier vs. Frequency:
| Capacitance (F) | Frequency (Hz) | Multiplier |
|---|---|---|
| CAP 10 | 50(60) | 0.47 |
| 120 | 0.59 | |
| 400 | 0.76 | |
| 1K | 0.85 | |
| 10K | 0.97 | |
| 10 CAP 100 | 50(60) | 0.52 |
| 120 | 0.62 | |
| 400 | 0.80 | |
| 1K | 0.89 | |
| 10K | 0.97 | |
| 100 CAP 1000 | 50(60) | 0.58 |
| 120 | 0.72 | |
| 400 | 0.84 | |
| 1K | 0.90 | |
| 10K | 0.98 | |
| 1000 CAP | 50(60) | 0.63 |
| 120 | 0.78 | |
| 400 | 0.87 | |
| 1K | 0.91 | |
| 10K | 1.00 |
Dimensions, Ripple Current, and Impedance Data:
(Detailed tables for dimensions, ripple current, and impedance based on voltage and capacitance are extensive and would exceed character limits if fully presented here. The following is a representative sample structure.)
| WV (VDC) | Cap (F) | Size (DxL mm) | Ripple Current (mA, rms) at 105, 100KHz | Max Impedance () at 20, 100KHz |
|---|---|---|---|---|
| 6.3 | 10 | 5x11 | 85 | 2.56 |
| 10 | 100 | 5x11 | 170 | 1.00 |
| 25 | 470 | 10x16 | 1200 | 0.076 |
| 100 | 1500 | 10x20 | 1400 | 0.062 |
| 200 | 470 | 13x20 | 311 | 0.72 |
| 450 | 10 | 10x16 | 213 | 3.8 |
2304140030_CapXon-KF681M010F115A_C89787.pdf
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