Johanson Dielectrics, Inc. (JDI) new line of CapStrate® products integrate large amounts of bulk capacitance into a ceramic substrate allowing elimination of large discrete capacitive components saving critical space and simplifying your assembly process.
JDI’s extensive experience in design and manufacture of large format, custom geometries allows us to develop unique and innovative solutions which successfully solve a wide variety of our customer’s design challenges.
We’ll work proactively with you to fully understand your requirements and recommend the best solution compatible with your application needs.
Cap-Strate Ceramic Capacitor Substrates

Features:

  • Integrated Capacitance Substrates
  • Rated Working Voltages from 50V to 500V
  • Temperature ranges: -55C to 125C (specials to 200C and 250C)
  • Compact Designs Utilizing Military Grade Ceramics

Features

  • Low ESR / Low ESL, Ideal for SMPS Filtering Applications
  • Custom Sizes, Voltages, and Values Available

Substrate SizeLengthWidthThickNP0
50V
NP0
100V
NP0
200V
NP0
500V
X7R
50V
X7R
100V
X7R
200V
X7R
500V
CapStrate 4in0.4000.4000.1200.22 μF0.15 μF0.12 μF0.07 μF9.0 μF6.0 μF3.0 μF1.5 µF
mm10.210.23.1
CapStrate 3in0.4501.000.1200.70 μF0.50 μF0.39 μF0.22 μF28.0μF20.0μF9.0μF4.7µF
mm11.4325.43.1
CapStrate 1in0.4502.000.1201.40 μF1.00 μF0.75 μF0.44 μF50.0μF40.0μF18.0μF9.4µF
mm11.450.83.1
CapStrate 2in0.08001.500.1202.00 μF1.40 μF1.00 μF0.60 μF70.0μF55.0μF25.0μF14.0µF
mm20.338.13.1
CapStrate 6in1.2502.000.1204.00 μF2.80 μF2.00 μF1.20μF150.0μF110.0μF50.0μF28.0µF
mm31.850.83.1
Circular CapStrate® Capacitance Formula1.3 - 1.6μF / ln20.9- 1.1μF / ln20.7 - 0.8µF / ln250 - 62μF / ln235 - 45μF / ln218- 20µF / ln21.3 - 1.6µF / ln29- 10μF / ln2