Product Overview
The KM Series capacitors are designed for high-reliability applications, particularly in communication equipment and switching power supplies. They feature a safety vent construction and are RoHS compliant. These capacitors offer a wide operating temperature range and are available in various voltage and capacitance ratings to suit diverse industrial needs. Detailed specifications, including ripple current multipliers and performance characteristics, are provided for precise application design.
Product Attributes
- Brand: KM Series
- RoHS Compliant
- Safety vent construction design
Technical Specifications
| Item | Specification |
|---|---|
| Operating Temperature Range | -40 to +105; -25 to +105 |
| Rated Voltage Range | 6.3 to 100 VDC; 160 to 450 VDC |
| Capacitance Range | 0.1 to 22000 F; 0.47 to 470 F |
| Capacitance Tolerance | 20% (120Hz, +20) |
| Leakage Current (max.) | I0.01 CV or 3 A (After 1 min, rated working voltage) for lower voltage range; I0.03 CV A (After 1 min, rated working voltage) for higher voltage range. |
| Dissipation Factor (tan, at 20, 120Hz) | Varies by capacitance and voltage. For capacitance >1000F, add 2% per another 1000F. |
| Low Temperature Characteristics (at 120Hz) | Impedance ratio max. For Capacitance >1000 F, add 0.5 per another 1000 F for -25+20; add 1 per another 1000 F for -40+20. |
| Load Life Test | Duration: 2000Hrs; Ambient Temp: +105; Applied Voltage: Rated DC working voltage. Requirements: Capacitance change 20%, Dissipation factor 200% of initial, Leakage current initial specified value. |
| Shelf Life Test | Duration: 1000Hrs; Ambient Temp: +105; Applied Voltage: None. Requirements: Same limits as Load life. |
| Pre-treatment for measurements | DC working voltage applied for 30 minutes. |
| Engineering Bulletin Reference | No. E102 |
Dimensions and Ripple Current Data
Diagram of Dimensions (unit:mm)
- : 1.5 (D18, L35.5); 1.5 (D18, L35.5); 2.0 (D18, L35.5); 2.0 (D18, L35.5)
- D: 5, 6.3, 8, 10, 13, 16, 18, 22
- F: 2.0, 2.5, 3.5, 5.0, 7.5
- d: 0.5 (L20); 0.6 (L20)
- L: Varies based on diameter and capacitance
Ripple Current Multiplier vs. Frequency
| CAP(F) | Frequency(Hz) 50(60) | 120 | 400 | 1K | 10K | 50K-100K |
|---|---|---|---|---|---|---|
| CAP10 | 0.8 | 1 | 1.30 | 1.45 | 1.65 | 1.70 |
| 10CAP100 | 0.8 | 1 | 1.23 | 1.36 | 1.48 | 1.53 |
| 100CAP1000 | 0.8 | 1 | 1.16 | 1.25 | 1.35 | 1.38 |
| 1000CAP | 0.8 | 1 | 1.11 | 1.17 | 1.25 | 1.28 |
Ripple Current (mA, rms) at 105, 120Hz
(Note: Full ripple current table is extensive and would exceed character limits. Below are representative examples.)
| WV (SV) | Cap(F) | Size DxL(mm) | Ripple (mA, rms) |
|---|---|---|---|
| 6.3 | 10 | 5X11 | 35 |
| 10 | 100 | 5X11 | 96 |
| 100 | 1000 | 10X12.5 | 430 |
| 450 | 0.47 | 6.3X11 | 14 |
| 450 | 10 | 10X20 | 112 |
| 450 | 100 | 18X41 | 560 |
Dissipation Factor (D.F.) (%) max. and Impedance Ratio (Z-25Z+20, Z-40Z+20)
| Working Voltage(VDC) | D.F. (%)max. (6.3-100V) | Z-25Z+20 (6.3-100V) | Z-40Z+20 (6.3-100V) | D.F. (%)max. (160-450V) | Z-25Z+20 (160-450V) |
|---|---|---|---|---|---|
| 6.3 | 22 | 4 | 8 | - | - |
| 10 | 17 | 3 | 6 | - | - |
| 16 | 15 | 2 | 4 | 12 | 2 |
| 25 | 14 | 2 | 3 | 12 | 2 |
| 35 | 12 | 2 | 3 | 12 | 3 |
| 50 | 10 | 2 | 3 | 15 | 5 |
| 63 | 9 | 2 | 3 | 15 | 6 |
| 100 | 8 | 2 | 3 | 17 | 6 |
2304140030_CapXon-KM331M016F115A_C89793.pdf
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