Capacitor Array: Capacitance Range 1 pF to 100 μF

Component Specifications

Definition

A capacitor array is an integrated electronic component consisting of multiple discrete capacitors arranged in a single package, designed to provide parallel capacitance values for applications such as signal filtering, power supply decoupling, and noise suppression in electronic systems. It optimizes board space and improves signal integrity by reducing parasitic inductance and resistance compared to individual capacitors.

Working Principle

Capacitor arrays operate by storing electrical energy in an electric field between conductive plates separated by a dielectric material. In signal filtering applications, they attenuate unwanted frequency components by providing low impedance paths for high-frequency noise to ground while allowing desired signals to pass, based on their capacitance values and configuration (e.g., in RC or LC filter circuits).

Materials

Materials include ceramic dielectrics (e.g., X7R, C0G), tantalum, or aluminum electrolytes; conductive electrodes of silver, nickel, or copper; and epoxy or ceramic packaging.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Tolerance	±5% to ±20%
Package Type	SMD (e.g., 0402, 0603, 0805)
Voltage Rating	6.3 V to 100 V
Capacitance Range	1 pF to 100 μF
Number Of Capacitors	2 to 10 per array
Temperature Coefficient	-55°C to +125°C

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards

ISO 9001, IEC 60384, MIL-PRF-55681

Parent Products

This component is used in the following industrial products

Signal Filter

An electronic component that selectively passes or blocks specific frequency ranges from an input signal.

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Shaper/Filter

Electronic circuit component that conditions and filters signals in readout systems

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Engineering Analysis

Risks & Mitigation

Dielectric breakdown due to overvoltage
Thermal stress from soldering
Capacitance drift with temperature changes
Short circuits from contamination

FMEA Triads

Trigger: Overvoltage or voltage spikes
Failure: Dielectric breakdown leading to short circuit
Mitigation: Use capacitors with appropriate voltage ratings and add overvoltage protection circuits.

Trigger: High-temperature exposure during soldering
Failure: Cracking or delamination of ceramic capacitors
Mitigation: Follow recommended reflow profiles and use thermal relief pads.

Industrial Ecosystem

Compatible With

Signal filters, power supplies, audio equipment, communication devices

Typical Suppliers & Equivalents

Murata, TDK, AVX, KEMET, Vishay

Compliance & Inspection

Tolerance

Capacitance tolerance as per IEC 60384 standards, typically ±10% or ±20%

Test Method

Testing includes capacitance measurement (LCR meter), voltage withstand test, and environmental stress testing per MIL-STD-202.

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Capacitor Array

Manufacturer profiles associated with Capacitor Array.

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Frequently Asked Questions

What is the advantage of using a capacitor array over individual capacitors?

Capacitor arrays save PCB space, reduce parasitic effects, improve signal integrity, and simplify assembly by integrating multiple capacitors into one package.

How do capacitor arrays improve signal filtering in electronic circuits?

They provide multiple capacitance values in close proximity, enhancing noise attenuation across a wider frequency range and minimizing impedance variations.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Preliminary Technical Classification

This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

Capacitor Array