SK Series Miniature Aluminum Electrolytic Capacitors
Product Overview
The SK Series capacitors are miniature aluminum electrolytic capacitors designed for high-performance applications. They offer higher ripple current capability and lower impedance compared to GT and GY series respectively, enabling enhanced performance at high frequencies. With a load life of 6,000 to 10,000 hours at 105C, these capacitors are suitable for demanding applications such as personal computers and storage equipment where low impedance is critical. They operate reliably within a wide temperature range of -40C to +105C.
Product Attributes
- Brand: SK Series
- Type: Miniature Aluminum Electrolytic Capacitors
- Operating Temperature: -40 to +105C
- Industrial Standard: JIS C - 5101-4 (IEC 60384-4)
Technical Specifications
| Item | Performance Characteristics |
|---|---|
| Rated Working Voltage Range | 6.3 to 100V |
| Nominal Capacitance Range | 33 to 8200F |
| Capacitance Tolerance | 20% at 120Hz, +20C |
| Leakage Current | I 0.01CV or 3(A) whichever is greater (measured after 2 minutes at rated working voltage at +20C) |
| tan (120Hz, +20C) | See table for specific voltages. For capacitance >1000F, add 0.02 per another 1000F. |
| Low Temperature Characteristics (Impedance ratio max. at 120Hz) | Z-25C / Z+20C = 2 for all voltages. |
| High Temperature Loading Test time | 6,000~10,000 hours at 105C, dependent on case size and voltage. |
| Shelf Life | 1,000 hours at +105C (no voltage applied), with post-test limits for leakage current, capacitance change, and tan . |
Standard Ratings
6.3V to 100V
| Voltage (Code) | Cap. (F) Code | Case Size D x L (mm) | Impedance () at 100kHz | Ripple Current (mArms) at 105C 100kHz |
|---|---|---|---|---|
| 6.3V (0J) | 270 (277) | 6.3 x 12 | 0.170 | 700 |
| 330 (337) | 6.3 x 12 | 0.170 | 700 | |
| 470 (477) | 6.3 x 12 | 0.170 | 540 | |
| 560 (567) | 8 x 12 | 0.075 | 1200 | |
| 680 (687) | 8 x 16 | 0.059 | 1600 | |
| 820 (827) | 8 x 12 | 0.075 | 945 | |
| 1000 (108) | 8 x 16 | 0.059 | 1250 | |
| 1200 (128) | 10 x 12.5 | 0.053 | 1330 | |
| 1500 (158) | 8 x 20 | 0.041 | 1500 | |
| 1800 (188) | 10 x 16 | 0.038 | 1760 | |
| 2200 (228) | 10 x 25 | 0.024 | 2900 | |
| 2700 (278) | 10 x 20 | 0.028 | 1960 | |
| 10V (1A) | 270 (277) | 6.3 x 12 | 0.170 | 700 |
| 330 (337) | 6.3 x 12 | 0.170 | 700 | |
| 470 (477) | 8 x 12 | 0.075 | 1200 | |
| 560 (567) | 8 x 16 | 0.059 | 1600 | |
| 680 (687) | 8 x 16 | 0.059 | 1600 | |
| 820 (827) | 8 x 12 | 0.075 | 945 | |
| 1000 (108) | 8 x 20 | 0.041 | 1960 | |
| 1200 (128) | 10 x 12.5 | 0.053 | 1330 | |
| 1500 (158) | 10 x 16 | 0.038 | 2000 | |
| 1800 (188) | 10 x 20 | 0.028 | 2500 | |
| 2200 (228) | 10 x 25 | 0.024 | 2900 | |
| 2700 (278) | 12.5 x 20 | 0.025 | 2600 | |
| 3300 (338) | 10 x 25 | 0.024 | 2250 | |
| 16V (1C) | 270 (277) | 6.3 x 12 | 0.170 | 700 |
| 330 (337) | 6.3 x 12 | 0.170 | 700 | |
| 470 (477) | 8 x 12 | 0.075 | 1200 | |
| 560 (567) | 8 x 16 | 0.059 | 1600 | |
| 680 (687) | 8 x 16 | 0.059 | 1600 | |
| 820 (827) | 8 x 12 | 0.075 | 945 | |
| 1000 (108) | 8 x 20 | 0.041 | 1960 | |
| 1200 (128) | 10 x 12.5 | 0.053 | 1330 | |
| 1500 (158) | 10 x 16 | 0.038 | 2000 | |
| 1800 (188) | 10 x 20 | 0.028 | 2500 | |
| 2200 (228) | 10 x 25 | 0.024 | 2900 | |
| 2700 (278) | 12.5 x 20 | 0.025 | 2600 | |
| 3300 (338) | 10 x 25 | 0.024 | 2250 | |
| 3900 (398) | 12.5 x 20 | 0.025 | 2480 | |
| 4700 (478) | 12.5 x 25 | 0.019 | 2900 | |
| 25V (1E) | 56 (566) | 6.3 x 12 | 0.220 | 500 |
| 100 (107) | 6.3 x 12 | 0.170 | 700 | |
| 120 (127) | 8 x 16 | 0.082 | 1230 | |
| 150 (157) | 6.3 x 12 | 0.170 | 700 | |
| 180 (187) | 8 x 12 | 0.075 | 1200 | |
| 220 (227) | 8 x 16 | 0.059 | 1600 | |
| 270 (277) | 10 x 12.5 | 0.053 | 1700 | |
| 330 (337) | 8 x 12 | 0.075 | 1200 | |
| 390 (397) | 8 x 16 | 0.059 | 1600 | |
| 470 (477) | 10 x 12.5 | 0.053 | 1700 | |
| 560 (567) | 8 x 20 | 0.041 | 1960 | |
| 680 (687) | 10 x 16 | 0.038 | 2000 | |
| 820 (827) | 12.5 x 20 | 0.025 | 2600 | |
| 1000 (108) | 10 x 20 | 0.028 | 2500 | |
| 1200 (128) | 10 x 25 | 0.024 | 2900 | |
| 1500 (158) | 12.5 x 20 | 0.025 | 2600 | |
| 35V (1V) | 100 (107) | 6.3 x 12 | 0.170 | 700 |
| 150 (157) | 6.3 x 12 | 0.170 | 700 | |
| 180 (187) | 8 x 12 | 0.075 | 1200 | |
| 220 (227) | 8 x 16 | 0.059 | 1600 | |
| 270 (277) | 10 x 12.5 | 0.053 | 1700 | |
| 330 (337) | 8 x 12 | 0.075 | 1200 | |
| 390 (397) | 8 x 16 | 0.059 | 1600 | |
| 470 (477) | 10 x 12.5 | 0.053 | 1700 | |
| 560 (567) | 8 x 20 | 0.041 | 1960 | |
| 680 (687) | 10 x 16 | 0.038 | 2000 | |
| 820 (827) | 12.5 x 20 | 0.025 | 2600 | |
| 1000 (108) | 10 x 20 | 0.028 | 2500 | |
| 1200 (128) | 10 x 25 | 0.024 | 2900 | |
| 1500 (158) | 12.5 x 20 | 0.025 | 2600 | |
| 1800 (188) | 12.5 x 25 | 0.019 | 3200 | |
| 2200 (228) | 16 x 20 | 0.021 | 3330 | |
| 2700 (278) | 12.5 x 35 | 0.016 | 4120 | |
| 50V (1H) | 100 (107) | 8 x 12 | 0.120 | 950 |
| 150 (157) | 8 x 12 | 0.075 | 1200 | |
| 180 (187) | 8 x 16 | 0.059 | 1600 | |
| 220 (227) | 10 x 12.5 | 0.053 | 1700 | |
| 270 (277) | 8 x 12 | 0.075 | 1200 | |
| 330 (337) | 8 x 20 | 0.041 | 1960 | |
| 390 (397) | 8 x 16 | 0.059 | 1600 | |
| 470 (477) | 10 x 12.5 | 0.053 | 1700 | |
| 560 (567) | 10 x 20 | 0.028 | 2500 | |
| 680 (687) | 10 x 16 | 0.038 | 2000 | |
| 820 (827) | 12.5 x 20 | 0.025 | 2600 | |
| 1000 (108) | 10 x 20 | 0.028 | 2500 | |
| 1200 (128) | 10 x 25 | 0.024 | 2900 | |
| 1500 (158) | 12.5 x 20 | 0.025 | 2600 | |
| 1800 (188) | 12.5 x 25 | 0.019 | 3200 | |
| 2200 (228) | 16 x 20 | 0.021 | 3330 | |
| 2700 (278) | 12.5 x 35 | 0.016 | 4120 | |
| 3300 (338) | 16 x 25 | 0.017 | 3810 | |
| 63V (1J) | 33 (336) | 8 x 12 | 0.290 | 620 |
| 47 (476) | 8 x 12 | 0.290 | 620 | |
| 56 (566) | 8 x 16 | 0.200 | 780 | |
| 68 (686) | 10 x 12.5 | 0.170 | 780 | |
| 82 (826) | 8 x 12 | 0.180 | 720 | |
| 100 (107) | 8 x 16 | 0.130 | 990 | |
| 120 (127) | 10 x 12.5 | 0.110 | 990 | |
| 150 (157) | 8 x 20 | 0.096 | 1200 | |
| 180 (187) | 10 x 16 | 0.076 | 1200 | |
| 220 (227) | 12.5 x 20 | 0.062 | 1750 | |
| 270 (277) | 10 x 20 | 0.056 | 1570 | |
| 330 (337) | 10 x 25 | 0.046 | 1990 | |
| 390 (397) | 12.5 x 20 | 0.041 | 1990 | |
| 470 (477) | 12.5 x 25 | 0.031 | 2460 | |
| 560 (567) | 12.5 x 30 | 0.028 | 2760 | |
| 680 (687) | 12.5 x 35 | 0.024 | 3040 | |
| 820 (827) | 16 x 25 | 0.025 | 2890 | |
| 1000 (108) | 18 x 35.5 | 0.027 | 3510 | |
| 80V (1K) | 47 (476) | 8 x 12 | 0.290 | 620 |
| 56 (566) | 8 x 16 | 0.200 | 780 | |
| 68 (686) | 10 x 12.5 | 0.170 | 780 | |
| 82 (826) | 8 x 20 | 0.160 | 1040 | |
| 100 (107) | 10 x 16 | 0.110 | 1040 | |
| 120 (127) | 10 x 12.5 | 0.110 | 990 | |
| 150 (157) | 10 x 20 | 0.084 | 1430 | |
| 180 (187) | 10 x 16 | 0.076 | 1200 | |
| 220 (227) | 12.5 x 20 | 0.062 | 1750 | |
| 270 (277) | 12.5 x 25 | 0.047 | 2210 | |
| 330 (337) | 10 x 25 | 0.046 | 1990 | |
| 390 (397) | 12.5 x 20 | 0.041 | 1990 | |
| 470 (477) | 12.5 x 25 | 0.031 | 2460 | |
| 560 (567) | 12.5 x 30 | 0.028 | 2760 | |
| 680 (687) | 12.5 x 35 | 0.024 | 3040 | |
| 820 (827) | 16 x 25 | 0.025 | 2890 | |
| 1000 (108) | 18 x 35.5 | 0.027 | 3510 | |
| 1200 (128) | 18 x 40 | 0.026 | 3860 | |
| 100V (2A) | 56 (566) | 8 x 16 | 0.200 | 780 |
| 68 (686) | 10 x 12.5 | 0.170 | 780 | |
| 82 (826) | 8 x 20 | 0.160 | 1040 | |
| 100 (107) | 10 x 16 | 0.110 | 1040 | |
| 120 (127) | 10 x 12.5 | 0.110 | 990 | |
| 150 (157) | 10 x 20 | 0.084 | 1430 | |
| 180 (187) | 10 x 16 | 0.076 | 1200 | |
| 220 (227) | 12.5 x 20 | 0.062 | 1750 | |
| 270 (277) | 12.5 x 25 | 0.047 | 2210 | |
| 330 (337) | 10 x 25 | 0.046 | 1990 | |
| 390 (397) | 12.5 x 20 | 0.041 | 1990 | |
| 470 (477) | 12.5 x 25 | 0.031 | 2460 | |
| 560 (567) | 12.5 x 30 | 0.028 | 2760 | |
| 680 (687) | 12.5 x 35 | 0.024 | 3040 | |
| 820 (827) | 16 x 25 | 0.025 | 2890 | |
| 1000 (108) | 18 x 35.5 | 0.027 | 3510 | |
| 1200 (128) | 18 x 40 | 0.026 | 3860 | |
| 1500 (158) | 16 x 40 | 0.027 | 3510 |
Case Size Table
| D | F | d | (L <20) | (L 20) | (D <20) | (D 20) |
|---|---|---|---|---|---|---|
| 5 | 2.0 | 0.5 | 1.5 | 2.0 | 0.5 | 1.0 |
| 6.3 | 2.5 | 0.5 | 1.5 | 2.0 | 0.5 | 1.0 |
| 8(L<20) | 3.5 | 0.5 | 1.5 | 2.0 | 0.5 | 1.0 |
| 8(L20) | 3.5 | 0.6 | 1.5 | 2.0 | 0.5 | 1.0 |
| 10 | 5.0 | 0.6 | 1.5 | 2.0 | 0.5 | 1.0 |
| 12.5 | 5.0 | 0.6 | 1.5 | 2.0 | 0.5 | 1.0 |
| 16 | 7.5 | 0.8 | 1.5 | 2.0 | 0.5 | 1.0 |
| 18 | 7.5 | 0.8 | 1.5 | 2.0 | 0.5 | 1.0 |
Ripple Current Multiplier
| Freq. (Hz) | 120 | 1K | 10K | 100K |
|---|---|---|---|---|
| Cap (F) 33~270 | 0.50 | 0.73 | 0.92 | 1.00 |
| Cap (F) 330~680 | 0.55 | 0.77 | 0.94 | 1.00 |
| Cap (F) 820~1800 | 0.60 | 0.80 | 0.96 | 1.00 |
| Cap (F) 2200~8200 | 0.70 | 0.85 | 0.98 | 1.00 |
Part Number System Example (16V 1000F)
E SK 108 M 1C G 16 RR
- 1: Type (Radial Bulk)
- 2: Series (SK Series)
- 3: Capacitance Code (108 = 1000F)
- 4: Tolerance (M = 20%)
- 5: Voltage Code (1C = 16V)
- 6: Not specified in example
- 7: Case Diameter (G = 10mm)
- 8: Case Length (16 = 16mm)
- 9-14: Not specified in example
2410121518_Man-Yue-Tech-ESK108M1EG16RR_C726225.pdf
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