202110‐1

Case studies ofproblem solving by Hybrid Type‐ Rubycon

CONDUCTIVE POLYMER ALUMINUM SOLID
ELECTROLYTIC CAPACITORS (HYBRID TYPE)

CASE➢PROBLEM

1Inverter DC LINK capacitor (for automotive)
Size and Cost reduction of the inverter unit.

👉 DC link requires capacitors with excellent ripple current performance to realize further Size
and Cost reduction for Automotive application like Motor Drive etc.

✎SOLUTION

can contributor for…

 More compact and highly reliable inverter unit design compared to conductive polymer
solid capacitor. (Case Study ①)
 ‐90% Size reduction compared to aluminum electrolytic capacitor (Case Study ②)（Case study①） Replacement of conductive polymer solid capacitor
・・・25WV,560uF,10x12,ESR 16mΩ/100kHz, 4700mAmax/100kHz,105c,2800uAmax□□□□・・・25WV,560uF,10x11,ESR 14mΩ/100kHz, 4860mAmax/100kHz,105c,140uAmax<PJV Series>

CONDUCTIVE POLYMERSOLID CAPACITORSP Series
C Series（Case study②） Replacement of aluminum electrolytic capacitor
Al E‐CAP ・・35WV,3300uF,18x25 Number of capacitors 3pcs□□□□・・・35WV,270uF,10x10.5 Number of capacitors 3pcs
<PSV Series>
In addition, further Size reduction is possible by optimizing the thermal design.
Please consult us about capacitor’s thermal model & thermal simulation.

CONDUCTIVE POLYMER ALUMINUM SOLID
ELECTROLYTIC CAPACITORS (HYBRID TYPE)

CASE

2

Power Supply DC / DC Input/Output Capacitor（Replacement of Hard‐to‐Find Ceramic capacitors (MLCC).）➢PROBLEM

Oscillation due to low temperature and aging

👉If the circuit constant of DC / DC converter fluctuates, the negative feedback control
becomes unstable and abnormal oscillation may occur. Therefore, capacitors with stable
circuit constants in any environment are required.

✎SOLUTION

can contributor for…

More compact and highly reliable power supply design without oscillation.
(It enables to replace ceramics capacitor (MLCC)*.)*Depends on required operating frequency and required response frequency.

（Case study①） Replacement of ceramics capacitor (MLCC)
MLCC ・・・50WV,4.7uF,2012 Number of capacitors 4pcs□□□□・・・50WV,22uF,6.3x6.1 Number of capacitor 1pcs
<PFV Series>

P Series
C Series（Case study②） Replacement of conductive polymer solid capacitor・・・ 20WV,560uF,10x13,ESR 12mΩ/100kHz, 5,400mAmax/100kHz,105c,2240uAmax□□□□・・・ 25WV,560uF,10x11,ESR 14mΩ/100kHz, 4,860mAmax/100kHz,105c,140uAmax<PZJ Series>
5,800mAmax/100kHz,90c

CONDUCTIVE POLYMERSOLID CAPACITORSCONDUCTIVE POLYMER ALUMINUM SOLID
ELECTROLYTIC CAPACITORS (HYBRID TYPE)

CASE

3USB‐PD Power Supply 20V Output Capacitor（Replacement of Hard‐to‐Find Ceramic capacitors (MLCC).）➢PROBLEM

Size, Cost and Short‐Circuit failure mode👉USB‐PD 20V‐5A (100W) requires capacitors with excellent capacitance and ripple current
for DC / DC output.

✎SOLUTION

can contributor for…

More compact and highly reliable power supply design without oscillation.
(It enables to replace ceramics capacitor (MLCC)*.)*Depends on required operating frequency and required response frequency.
3.3～21V/5A（Case study①） Replacement of conductive polymer solid capacitor
・25WV,560uF,10x12,ESR 16mΩ/100kHz, 4700mAmax/100kHz,105c,2800uAmax□□□□・・・25WV,560uF,10x11,ESR 14mΩ/100kHz, 4860mAmax/100kHz,105c,140uAmax<PZJ Series>

CONDUCTIVE POLYMERSOLID CAPACITORSP Series
C Series（Case study②） Replacement of conductive polymer solid capacitor
・ 20WV,560uF,10x13,ESR 12mΩ/100kHz, 5,400mAmax/100kHz,105c,2240uAmax□□□□・・・ 25WV,560uF,10x11,ESR 14mΩ/100kHz, 4,860mAmax/100kHz,105c,140uAmax<PZJ Series>
5,800mAmax/100kHz,90c

CONDUCTIVE POLYMERSOLID CAPACITORSCONDUCTIVE POLYMER ALUMINUM SOLID
ELECTROLYTIC CAPACITORS (HYBRID TYPE)

CASE➢PROBLEM

4 DC link capacitor for Cordless Vacuum Cleaner
Size and Cost reduction of the inverter unit.

👉Market demand for high‐power range over 200W(24~48V) is increasing thanks toimproving performance of batteries and motor units. Therefore, capacitors with excellent
ripple current performance and lightweight is required.

✎SOLUTION

can contributor for…

More compact and highly reliable inverter unit design compared to conductive polymer
solid capacitor.
（Case study①）□□□□・・・35WV,270uF,10x10.5,ESR 20mΩ/100kHz, 4700mAmax/100kHz,100c,94.5uAmax<PFV Series>
24‐48V/5‐10A（Case study②）□□□□・・・ 35WV,270uF,10x9,ESR 20mΩ/100kHz, 4,700mAmax/100kHz,100c,94.5uAmax<PZF Series>

P Series
C Series（Case study③）□□□□・・・ 50WV,120uF,10x10.5,ESR 28mΩ/100kHz, 3,760mAmax/100kHz,90c,60uAmax<PFV Series>
In addition, further Size reduction is possible by optimizing the thermal design.
Please consult us about capacitor’s thermal model & thermal simulation.

CONDUCTIVE POLYMER ALUMINUM SOLID
ELECTROLYTIC CAPACITORS (HYBRID TYPE)

CASE

55G Base Station DC / DC Input / Output Capacitor（Replacement of Hard‐to‐Find Ceramic capacitors (MLCC).）➢PROBLEM

Size, Cost and Short‐Circuit failure mode

👉5G base stations require capacitors with excellent ripple current performance and low
temperature characteristics for DC / DC input / output.

✎SOLUTION

can contributor for…

More compact and highly reliable power supply design without oscillation.
(It enables to replace ceramics capacitor (MLCC)*.)*Depends on required operating frequency and required response frequency.

（Case study①） DC/DC input: Replacement of ceramics capacitor
MLCC ・100WV,2.2uF, Number of capacitor 3 to 4pcs□□□□・・・80WV,22uF,8x10.5,ESR 35mΩ/100kHz,‐40c, 2,580mAmax/100kHz,100c<PFV Series>

P Series
C Series（Case study②） DC/DC output: Replacement of conductive polymer solid capacitor.
・ 50WV,180uF,10x13,ESR 19mΩ/100kHz, 3,000mAmax/100kHz,125c,270uAmax□□□□・・・ 50WV,180uF,10x13,ESR 22mΩ/100kHz, 2,800mAmax/100kHz,125c,90uAmax<PJV Series>

CONDUCTIVE POLYMERSOLID CAPACITORSCONDUCTIVE POLYMER ALUMINUM SOLID
ELECTROLYTIC CAPACITORS (HYBRID TYPE)

CASE

6 Server Power Supply(DC)24, 48V Output Capacitor（Replacement of Hard‐to‐Find Ceramic capacitors (MLCC).）➢PROBLEM

Size, Cost and Short‐Circuit failure mode

👉Server power supply requires capacitors with excellent ripple current performance and low
temperature characteristics for the DC / DC input / output.

✎SOLUTION

can contributor for…

More compact and highly reliable power supply design without oscillation.
(It enables to replace ceramics capacitor (MLCC)*.)*Depends on required operating frequency and required response frequency.
24～48V（Case study①） DC/DC 24V Output□□□□・・・35WV,270uF,10x9,ESR 20mΩ/100kHz,‐40c, 4,550mAmax/100kHz,100c<PZE Series>

P Series
C Series（Case study②） DC/DC 48V Output： Replacement of ceramics capacitor
MLCC ・100WV,2.2uF, Number of capacitors 3 to 4pcs□□□□・・・80WV,22uF,8x10.5,ESR 35mΩ/100kHz,‐40c, 2,580mAmax/100kHz,100c<PFV Series>

TERIMA KASIH

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