To the top page of use case (SP-Cap, POSCAP, OS-CON)
Requirements for capacitor performance used in servers
Trend of servers
Higher operating speed
Increasing power consumption
AI-based operation
Larger operating current
Lower operating voltages
Lower line impedance
Requirement for capacitor performance
Low impedance / Low ESR
Higher reliability (Longer operating life at higher temperature)
Providing the optimized solution with a high to low voltage power source
Example)
48V／24V system
12V system
5V and lower
By pressing the button for each circuit block, specific case is shown for reference.
Case 1 - Replacement from MLCC to OS-CON
On the high voltage side of the server, an OS-CON SXV series replacement will be introduced to take advantage of the resistance to ultra-high voltage and high ripple current.
Offered values
Achieving quantity reduction with equivalent static capacitance, along with compact size and space saving
| Before | After | ||
|---|---|---|---|
| Capacitor type Mounted circuit area image |
Ceramic capacitor (MLCC)  |
|
|
| Series, part number | - | SXV series 80SXV56M | |
| Specification | 100 V, 15 µF, 5.7 x 5.0 mm | 80 V, 56 µF, ø10 x 12.6 mm | |
| Quantity | 9 pcs | 1 pc | |
| Total electrostatic capacitance | 54 μF 15 μF x 9 pcs x 40 %=54 μF (Capacitance reduced by 48 VDC) |
56 µF | |
| Mounted circuit area | 286.2 mm2 | 112.4 mm2 | |
| Datasheet Specification/PN search |
- | OS-CON SXV series |
Datasheet |
| Specification /PN search |
|||
Features of OS-CON SXV series
- Ultra-high voltage resistance : 100V max.
- High ripple current : 3.28A rms max. (105 ℃/100 kHz)
- Low current leakage : 0.05 CV
- High heat resistance : 125 ℃
Case 2 - Replacement from polymer capacitor to OS-CON
Introduction of a replacement by using a low ESR capacitor OS-CON SVPG seriescapable of handling high ripple current.
Offered values
Offered values: Reduction of quantity and approx. 1/2 the circuit area for handling equivalent ripple current
| Before | After | ||
|---|---|---|---|
| Capacitor type Mounted circuit area image |
Previous product OS-CON Radial lead type  |
Surface-mounting type
|
|
| Series, part number | - | SVPG series(SMD) 16SVPG330M |
|
| Specification | 16 V, 270 µF, ø8 x 9 mm | 16 V, 330 µF, ø6.3 x 10.４ mm | |
| Quantity | 3 pcs | 2 pcs | |
| Surface-mounting type | 15 A 5.0 A x 3 pcs |
15 A 7.5 A x 2 pcs |
|
| Mounted circuit area | 150.7 mm2 | 87.1 mm2 | |
Surface-mounting type
The replacement case shown above uses SVPG series, but high voltage resistance SVPK series can also be used.
| SVPG series | SVPK series | ||
|---|---|---|---|
| Rated voltage | 16 V to 25 V | 16 V to 50 V | |
| Static capacitance | 15 µF to 1,200 μF | 10 µF to 1,200 μF | |
| Features | High ripple current | 7.5A rms max. (105 ℃/100 kHz) (16V) |
1.7A rms max. (105 ℃/100 kHz) (16V, 20V) |
| High capacitance | 1,200 μF | ||
| Compact size | ø5 x 4.5 mm | ø5 x 5.9 mm | |
| Low ESR | 6.5 mΩ ~ | 12 mΩ ~ | |
| High voltage resistance | 25 V max. | 50 V max. | |
Case 3 - Replacement from MLCC to POSCAP
Introduction of a replacement case by using compact and large capacitance low ESR capacitors, POSCAP TQC series
Offered values
Achieving quantity reduction with equivalent static capacitance, along with compact size and space saving
| Before | After | ||
|---|---|---|---|
| Capacitor type Mounted circuit area image |
Ceramic capacitor (MLCC)  |
|
|
| Series, part number | - | TQC series(SMD) 16TQC47MYFB |
|
| Specification | 25 V, 22 µF, 2.0 x 1.2 mm | 16 V, 47 µF, 3.5 x 2.8 mm | |
| Quantity | 10 pcs | 1 pc | |
| Total electrostatic capacitance | 44 µF 22 μF x 10 pcs x 20% = 54 μF (Capacitance reduced by 12 VDC) |
47 μF (No Capacitance reduced by 12VDC) |
|
| Mounted circuit area | 42.9 mm2 | 16.5 mm2 | |
| Datasheet Specification/PN search |
- | POSCAP TQC series |
Datasheet |
| Specification/ PN search |
|||
Features of POSCAP TQC series
- Ultra-high voltage resistance : 35V max.
- High ripple current : 1.8A rms max. (105 ℃/100 kHz)
- Compact size : 3.5 x 2.8 mm
- Low profile : 1.15 mm (7.3 mm x 4.3 mm 16V)
Case 4 - Replacement from MLCC to SP-Cap (by simulation)
Introduction of a replacement case by using the industry's top-class ultra-low ESR capacitor SP-Cap TZ series series in the low voltage side of a server.
Offered values
Reduction of quantity with equivalent static capacitance, along with noise elimination with an ultra ESR.
| Before | After | ||
|---|---|---|---|
| Capacitor type Mounted circuit area image |
Ceramic capacitor (MLCC)  |
 Same surface area
|
|
| Series, part number | - | - | TZ series EEFTZ0D561RB |
| Specification | 4 V, 100 μF, 2.0 x 1.2 mm |
4 V, 47 μF, 2.0 x 1.2 mm |
2V 560uF, 7.3x4.3x2.2mm |
| Quantity | 31 pcs (24 + 7) | 3 pcs | |
| Total electrostatic capacitance | 1,651 µF 100 μF x 24 pcs x 60% + 47 μF x 7 pcs x 64% (Capacitance reduced by 1.8 VDC) |
1,680 μF (No Capacitance reduced by 1.8 VDC) |
|
| Mounted circuit area | 133.0 mm2 | 132.5 mm2 | |
| Design support tool | - | Simulation data | |
Features of SP-Cap KX series, KZ series, TX series, TZ series
Features of SP-Cap KX series, KZ series, TX series, TZ series TZ seriesused, but you can also use the products KX series or TX series or KZ series.
| KX series | KZ series | TX series | TZ series | ||
|---|---|---|---|---|---|
| Rated voltage | 2 to 6.3V | 2V | 2 to 6.3V | 2 V | |
| Static capacitance | 120 to 470 μF | 560 μF | 120 to 470 μF | 560 μF | |
| Size | 7.3 x 4.3 x 1.9mm | 7.3 x 4.3 x 2.4mm | 7.3 x 4.3 x 1.9mm | 7.3 x 4.3 x 2.4mm | |
| Features | High capacitance | 470 μF max. | 560 μF max. | 470 μF max. | 560 μF max. |
| ESR | 3 to 15 mΩ | 3 to 9 mΩ | 3 to 15 mΩ | 3 to 9 mΩ | |
| Datasheet Specification /PN search |
Datasheet Specification /PN search |
Datasheet Specification /PN search |
Datasheet Specification /PN search |
||
Case 5 - Replacement from MLCC to POSCAP
In the low voltage side, we recommend the compact and large capacity. POSCAP TPE series.
Offered values
Achieving quantity reduction with equivalent capacitance along with compact size and space saving.
| Before | After | ||
|---|---|---|---|
| Capacitor type Mounted circuit area image |
Ceramic capacitor (MLCC) |
|
|
| Series, part number | - | TPE series 6TPE220MAPB |
|
| Specification | 6.3 V, 100 µF, 2.0 x 1.2 mm | 6.3 V, 220 µF, 3.5 x 2.8 mm | |
| Quantity | 10 pcs | 1 pc | |
| Total electrostatic capacitance | 200 µF 100 μF x 10 pcs x 20% = 200 μF (Capacitance reduced by 5 VDC) |
220 μF (No Capacitance reduced by 5 VDC) |
|
| Mounted circuit area | 42.9 mm2 | 16.5 mm2 | |
Features of POSCAP TPE series
In the replacement case shown above, TPE series B size product is used, but low profile large capacity TPE series D size product can also be used.
| TPE series | |||
|---|---|---|---|
| Product dimensions | B size L3.5×W2.8 |
D size L7.3×W4.3 |
|
| Rated voltage | 2.0 V to 10 V | 2.5 V to 10 V | |
| Static capacitance | 47 µF to 470 µF | 68 µF to 1,500 μF | |
| Features | Low profile | 1.9 mm | 1.4 mm |
| Large capacity | 470 µF max. | 1,500µF max. | |
| Low ESR | 9 mΩ ~ / 300 kHz | 7 mΩ ~ | |
| Datasheet Specification/PN search | |||