Conductive Polymer Hybrid Aluminum Electrolytic Capacitor ZK Series

Feature of ZK series

ZK series has Large capacitance and high ripple current performance which is applicable for automotive requirements.

  • Large capacitance
  • High ripple current
  • High reliability
  1. Large capacitance

    Large capacity(1.5 times) conventional products with same size

    Large capacity(1.5times) conventional products with same size

  2. High ripple current

    High current(1.4 times) conventional products with same size.

    Large current(1.4times) conventional products with same size.

  3. High reliability

    Humidity performance : 85 °C / 85 % 2000 h
    Leakage current : 0.01 CV (same as Al-Lytic )

Key technology for ZK series

Achievement of high performance and high reliability by using own material technology

Diagram

Product Line-up of ZK series

ZK series has Large capacitance and high ripple current performance

Specification
Category temperature range -55 °C to 125 °C
Rated voltage range 25 V.DC to 35 V.DC
Rated capacitance range 33 uF to 470 uF
Size ø5×5.8 mm to ø10×10.2 mm
Endurance 125 °C 4000 h
Damp heat 85°C 85% 2000 h
Capacitance / Ripple current
Rated voltage 25 V.DC 35 V.DC
Characteristics Capacitance(μF) Ripple current(mArms) Capacitance(μF) Ripple current(mArms)
Series ZC ZK ZC ZK ZC ZK ZC ZK

Size

ø5 x 5.8 mm 33 47 550 660 22 33 550 660
ø6.3 x 5.8 mm 56 68 900 1080 47 56 900 1080
ø6.3 x 7.7 mm 100 150 1400 1680 68 100 1400 1680
ø8 x 10.2 mm 220 270 1600 1920 150 180 1600 1920
ø10 x 10.2 mm 330 470 2000 2800 270 330 2000 2800

Case study

Case 1:Miniaturization of Engine ECU

Control:Engine ECU circuit

Engine ECU circuit

For filter circuit of DC/DC
  Al-Lytic capacitor
(Conventional)
  ZK Series
Appearance ø8 x 10.2 mm
35 V.DC / 100 μF
ø6.3 x 7.7 mm
35 V.DC / 100 μF
Al-Lytic capacitor(Conventional)image ZK series image
Volume ( Index ) 100 47
Capacitance 100 μF 100 μF

Case 2:Miniaturization of Motor ECU

Power:Motor control circuit

Motor control circuit

For Motor control
  Al-Lytic capacitor
(Conventional)
  ZK Series
Appearance ø16 x 25 mm
25 V.DC / 2200 μF
ø10 x 10.2 mm
25 V.DC / 470 μF
Al-Lytic capacitor(Conventional) image ZK series image
Volume ( Index ) 100 16
Ripple current 2760 mArms 2800 mArms

Proposal for applicable application

  • Contribution for miniaturization and high functionality of ECU
  • Contribution for high current/high reliability requirements

Proposal for applicable application of automotive

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