CL10B183KB8SFNC Equivalent & Substitute Parts

Part Overview

The CL10B183KB8SFNC is a 0.018 µF ±10% 50V ceramic capacitor manufactured by Samsung Electro-Mechanics in the 0603 (1608 Metric) package with X7R temperature coefficient. This multilayer ceramic capacitor (MLCC) is designed for surface mount applications requiring stable capacitance across the operating temperature range of -55°C to 125°C. The part features soft termination technology and is classified as Boardflex Sensitive, making it suitable for flexible PCB applications. With active product status and ROHS3 compliance, equivalent and substitute parts are available from alternative manufacturers to support supply chain flexibility and design optimization.

Substiute Parts

CL10B183KB8SFNC

Samsung Electro-MechanicsIn Stock: 1159CL10B183KB8SFNC Datasheet

Current PartRFQ

C0603C183K5RAC7867

KEMETIn Stock: 167145C0603C183K5RAC7867 Datasheet

DirectRFQ

KGM15AR71H183KT

KYOCERA AVXIn Stock: 21880KGM15AR71H183KT Datasheet

DirectRFQ

C0603C183J5RAC7867

KEMETIn Stock: 2579C0603C183J5RAC7867 Datasheet

UpgradeRFQ

C0603C183K1RAC7867

KEMETIn Stock: 37988C0603C183K1RAC7867 Datasheet

UpgradeRFQ

KGM15AR71H183JT

KYOCERA AVXIn Stock: 33163KGM15AR71H183JT Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the CL10B183KB8SFNC is determined by strict equivalence in the following critical parameters:

Direct Equivalents maintain identical electrical specifications: 0.018 µF capacitance, ±10% tolerance, 50V rated voltage, X7R temperature coefficient, and 0603 package form factor. These parts are functionally interchangeable without circuit redesign.

Tolerance Upgrades provide tighter capacitance tolerance (±5% instead of ±10%) while maintaining all other electrical and mechanical specifications at 50V rating. These parts offer improved precision for applications requiring stricter capacitance control.

Voltage Upgrades increase the rated voltage to 100V while preserving 0.018 µF capacitance, ±10% tolerance, and X7R characteristics. These parts provide enhanced voltage margin for the same physical package.

All substitute parts share the following mandatory compatibility criteria:

• Capacitance: 0.018 µF
• Temperature Coefficient: X7R
• Package: 0603 (1608 Metric)
• Mounting: Surface Mount, MLCC
• Operating Temperature: -55°C ~ 125°C
• RoHS3 Compliance
• MSL Rating: 1 (Unlimited)

Parameter Comparison

Engineering Selection Recommendations

Direct Equivalent Selection: For applications requiring exact functional replacement of the CL10B183KB8SFNC, select either C0603C183K5RAC7867 (KEMET) or KGM15AR71H183KT (KYOCERA AVX). Both parts maintain identical electrical specifications and package dimensions. KEMET C0603C183K5RAC7867 offers significantly higher inventory availability (167089 Pcs) compared to KYOCERA AVX KGM15AR71H183KT (21866 Pcs), supporting supply chain continuity.

Tolerance Upgrade Selection: When circuit design permits tighter capacitance tolerance, C0603C183J5RAC7867 (KEMET, ±5%) or KGM15AR71H183JT (KYOCERA AVX, ±5%) provide improved precision while maintaining 50V rating and 0603 package compatibility. These upgrades are suitable for applications with stricter capacitance control requirements.

Voltage Upgrade Selection: C0603C183K1RAC7867 (KEMET, 100V) extends voltage margin while preserving 0.018 µF capacitance and ±10% tolerance. This upgrade is applicable when circuit operating voltage may exceed 50V or when design margin enhancement is required.

All substitute parts maintain ROHS3 compliance, MSL 1 rating, and -55°C to 125°C operating temperature range, ensuring regulatory and environmental compatibility with the original part.

Frequently Asked Questions (FAQ)

Q: Can C0603C183K5RAC7867 directly replace CL10B183KB8SFNC in existing designs?

A: Yes. C0603C183K5RAC7867 is a direct equivalent with identical capacitance (0.018 µF), tolerance (±10%), voltage rating (50V), temperature coefficient (X7R), and package (0603). No circuit redesign is required.

Q: What is the difference between ±10% and ±5% tolerance parts?

A: Tolerance specifies the allowable deviation from the nominal capacitance value. ±10% tolerance permits capacitance variation between 0.0162 µF and 0.0198 µF. ±5% tolerance restricts variation to 0.0171 µF and 0.0189 µF. Tighter tolerance (±5%) is beneficial for precision filtering and timing applications but typically at higher cost and lower inventory.

Q: Can the 100V rated part (C0603C183K1RAC7867) be used in a 50V circuit?

A: Yes. A higher voltage-rated capacitor operates safely in lower voltage applications. The 100V part provides additional voltage margin and is suitable for circuits with potential voltage transients or future design modifications requiring higher voltage tolerance.

Q: Are there physical dimension differences between substitute parts?

A: Thickness varies slightly: Samsung CL10B183KB8SFNC and KYOCERA AVX parts measure 0.035" (0.90mm) maximum thickness, while KEMET parts measure 0.034" (0.87mm) maximum thickness. All parts conform to 0603 (1608 Metric) package specification. Verify PCB assembly clearance for your specific application.

Q: Do all substitute parts have the same moisture sensitivity level?

A: Yes. All listed substitute parts carry MSL 1 (Unlimited) rating, indicating no moisture sensitivity restrictions. Storage and handling requirements are identical to the original CL10B183KB8SFNC.

Q: Which substitute part offers the best supply chain availability?

A: KEMET C0603C183K5RAC7867 provides the highest inventory level at 167089 Pcs, followed by KEMET C0603C183K1RAC7867 at 37960 Pcs and KYOCERA AVX KGM15AR71H183JT at 33083 Pcs. For immediate availability and supply continuity, C0603C183K5RAC7867 is the optimal choice.