Embedded board (Use case of SP-CAP, POSCAP, OS-CON)

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Requirements for capacitor performance used in Embedded board

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Trend of Embedded board

Board size down

Increased load current

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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

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5V system

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1.8V system

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use-case-pressing imageuse-case-pressing imageuse-case-pressing imageuse-case-pressing imageuse-case-pressing image By pressing the button for each circuit block, specific case is shown for reference.

Space saving
Quantity reduction

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.

 
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
 
基板面積イメージ PCB area image

Surface-mounting type
 

実装面積イメージ PCB area image

 
Area
-42%

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
Space saving
Quantity reduction

Case 2 - 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)
 
基板面積イメージ PCB area image
 

 

実装面積イメージ PCB area image

 
Area
-60%

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

  1. Ultra-high voltage resistance : 35V max.
  2. High ripple current : 1.8Arm (105 ℃/100 kHz)
  3. Compact size : W3.5 x L2.8 mm
  4. Low profile : H1.15 mm (W7.3mmxL4.3mm 16V)
Space saving
Quantity reduction

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.

 
Offered values
Reduction of quantity with effective electrostatic capacitance, along with noise elimination with an ultra ESR.
  Before After
Capacitor type



Mounted circuit area image
 
Ceramic capacitor (MLCC)
 
基板面積イメージ PCB area image

実装面積イメージ PCB area image

 
Area
-14%

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
Space saving
Quantity reduction

Case 4 - 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 static capacitance, along with compact size and space saving
  Before After
 
Capacitor type



Mounted circuit area image
 
Ceramic capacitor (MLCC)
 
基板面積イメージ PCB area image
 

 

実装面積イメージ PCB area image

 
Area
-60%

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
Space saving
Quantity reduction

Case 5 - Replacement from MLCC to POSCAP

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)
 
基板面積イメージ PCB area image
 

 

実装面積イメージ PCB area image

 
Area
-60%

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

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