​Laptop(Use case of SP-CAP, POSCAP, OS-CON)

Requirements for capacitor performance used in Laptop

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Trend of Laptop

Thin and lightweight

・High density mounting
・Load current increase

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Requirement for capacitor performance

Compact size and low profile

Low ESR

Large capacity

Providing the optimized solution with a high to low voltage power source

Example)

20V system

poscap image

5V system

poscap image

2V and lower

sp-cap image

poscap image

use-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 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 effective capacitance, along with compact size and space saving
  Before After
 
Capacitor type



Mounted circuit area image
Ceramic capacitor (MLCC) Ceramic capacitor (MLCC)Mounted circuit area image

POSCAP Mounted circuit area image Area -60%
Series, part number - TQC series
25TQC15MYFB
Specifications 25 V, 10 µF, 2.0 x 1.2 mm 25 V, 15 µF, 3.5 x 2.8 mm
Quantity 10 pcs 1 pcs
Effective electrostatic capacitance 15 µF
22 μF x 10 pcs x 15% = 15 μF
(Capacitance reduced by 20 VDC)
15 μF
(No Capacitance reduced by 20 VDC)
Mounted circuit area 42.9 mm2 16.5 mm2
Datasheet
Specification, part number search
- POSCAP
TQC
series
Datasheet Specification,
part number search

Features of POSCAP TQC series

  1. High voltage resistance: 35 V max.
  2. High ripple curren: 1.8 Arms (105 ℃/100 kHz)
  3. Compact size: W3.5 x L2.8 mm
  4. Low profile: H1.15 mm (W7.3 mm x L4.3 mm 16V)
Space saving
Quantity reduction

Case 2 - 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 equivalent static effective capacitance, along with noise elimination with an low ESR.
  Before After
 
Capacitor type



Mounted circuit area image
Ceramic capacitor (MLCC) Ceramic capacitor (MLCC)Mounted circuit area image

SPSCAP Mounted circuit area image Area -14%
Series, part number - SX series
EEFSX0E331E4
Specifications 2.5V, 47μF, 2.0 x 1.2 mm 2.5V, 330μF, 7.3 x 4.3 mm
Quantity 12 pcs 1 pc
Effective 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 , 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
(2V)
∼220 μF
(2V)
∼220 μF
(2V)
∼330 μF
(2V)
Low ESR 4.5 mΩ (2V, 2.5V) 6.0 mΩ
Datasheet
Specification,
part number search
Datasheet
Specification,
part number search
Datasheet
Specification,
part number search
Datasheet
Specification,
part number search
Space saving
Quantity reduction

Case 3 - 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 effective capacitance, along with compact size and space saving.
  Before After
 
Capacitor type



Mounted circuit area image
Ceramic capacitor (MLCC) Ceramic capacitor (MLCC)Mounted circuit area image

POSCAP Mounted circuit area image 面積-60%
Series, part number - TPE series
ETPE330M9GB
Specifications 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
Effective 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 ∼1,500 µF
Low ESR 9 mΩ ~ / 300 kHz(2.5V) 7 mΩ ~ (2.5V)
Datasheet Specification, part number 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 effective capacitance, along with compact size and space saving
  Before After
 
Capacitor type



Mounted circuit area image
Ceramic capacitor (MLCC) Ceramic capacitor (MLCC)Mounted circuit area image

POSCAP Mounted circuit area image 面積-60%
Series, part number - TPE series
6TPE220MAPB
Specifications 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
Effective 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 ∼1,500 µF
Low ESR 9 mΩ ~ / 300 kHz(2.5V) 7 mΩ ~ (2.5V)
Datasheet Specification, part number search

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