To the top page of use case (SP-Cap, POSCAP, OS-CON)
Requirements for capacitor performance used in Embedded board
Trend of Embedded board
Board size down
Increased load current
Requirement for capacitor performance
Compact size
Low profile
High ripple current
Providing the optimized solution with a high to low voltage power source
Example)
12V system
5V system
1.8V system
By pressing the button for each circuit block, specific case is shown for reference.
Case 1 - Replacement from polymer capacitor to OS-CON
Introduction of a replacement by using a low ESR capacitor OS-CON SVPG series capable of handling high 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 | |
Ripple current | 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 |
Features of OS-CON SVPG series SVPK series
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 | Category temperature range | - 55℃ to +105℃ | - 55℃ to +125℃ |
High ripple current | 7.5A rms max. (105 ℃/100 kHz) (16V) |
5.4A rms max. (105 ℃/100 kHz) (16V, 20V) |
|
High capacitance | 1,200 μF (16V) | ||
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. | |
Datasheet Specification /PN search |
Datasheet Specification /PN search |
Case 2 - Replacement from MLCC to POSCAP
Introduction of a replacement case by using compact and large capacitance low ESR capacitors, POSCAP TQC series
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% = 44 μF (Capacitance reduced by 12 VDC) |
47 μF (No Capacitance reduced by 12VDC) |
|
Mounted circuit area | 42.9 mm2 | 16.5 mm2 | |
Data sheet Specification/PN search |
- | POSCAP TQC Series |
Data sheet |
Specification /PN search |
Features of POSCAP TQC series
- Ultra-high voltage resistance : 35V max.
- High ripple current : 1.8Arm (105 ℃/100 kHz)
- Compact size : W3.5 x L2.8 mm
- Low profile : H1.15 mm (W7.3mmxL4.3mm 16V)
Case 3 - 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 SX series in the low voltage side.
Before | After | |
---|---|---|
Capacitor type Mounted circuit area image |
Ceramic capacitor (MLCC) |
|
Series, part number | - | SX series EEFSX0E331E4 |
Specification | 2.5V, 47μF, 2.0 x 1.2 mm | 2.5V, 330μF, 7.3 x 4.3 mm |
Quantity | 12 pcs | 1 pc |
Total electrostatic capacitance | 338 µF 47 μF x 12 pcs x 60% = 338μF (Capacitance reduced by 1.8 VDC) |
330 μF (No Capacitance reduced by 1.8 VDC) |
Mounted circuit area | 51.5 mm2 | 44.2 mm2 |
Design support tool | - | Simulation data |
Features of SP-Cap SX series, SR series, SS series, ST series
In the case of replacement from the MLCC shown above, the SX series is used, but in the Embedded board, you can also use the same low ESR products, SR series or SS series, ST series
SX series | SR series | SS series | ST series | ||
---|---|---|---|---|---|
Rated voltage | 2 V to 6.3 V | 2 V to 2.5 V | |||
Static capacitance | 82 μF to 560 μF | 68 μF to 220 μF | 180 μF to 330 μF | ||
Features | Low profile | 1.9 mm | 1.0 mm | 1.1 mm | 1.4 mm |
High capacitance | 560 μF max. (2V) |
220 μF max.. (2V) |
220 μF max. (2V) |
330 μF max. (2V) |
|
Low ESR | 4.5 mΩ (2V, 2.5V) | 6.0 mΩ | |||
Datasheet | Datasheet | Datasheet | Datasheet | ||
Specification /PN search |
Specification /PN search |
Specification /PN search |
Specification /PN search |
Case 4 - Replacement from MLCC to POSCAP
In the low voltage side, we recommend the compact and large capacity POSCAP TPE series
Before | After | ||
---|---|---|---|
Capacitor type Mounted circuit area image |
Ceramic capacitor (MLCC) |
|
|
Series, part number | - | TPE series ETPE330M9GB |
|
Specification | 2.5 V, 22 µF, 1.0 x 1.5 mm | 2.5 V, 330 µF, 3.5 x 2.8 mm | |
Quantity | 30 pcs | 1 pc | |
Total electrostatic capacitance | 297 µF 22μF x 30pcs x 45% = 297μF (Capacitance reduced by 1.8 VDC) |
330 μF (No Capacitance reduced by 1.8 VDC) |
|
Mounted circuit area | 42.1 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 (2.5V) | 7 mΩ ~ (2.5V) | |
Datasheet Specification/PN search |
Case 5 - Replacement from MLCC to POSCAP
we recommend the compact and large capacity POSCAP TPE series
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 1.8 VDC) |
220 μF (No Capacitance reduced by 1.8 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 (2.5V) | 7 mΩ ~ (2.5V) | |
Datasheet Specification/PN search |