CL43B104KDFNNNE Equivalent & Substitute Parts

Part Overview

The CL43B104KDFNNNE is a 0.1 µF ceramic capacitor manufactured by Samsung Electro-Mechanics, rated for 200V with X7R temperature coefficient in 1812 (4532 Metric) package format. This multilayer ceramic capacitor (MLCC) is designed for general-purpose applications requiring stable capacitance across the operating temperature range of -55°C to 125°C. The part is currently active in production with 1035 units in stock. Equivalent and substitute parts are identified when design requirements necessitate alternative sourcing, inventory availability, or performance upgrades within the same electrical and mechanical specifications.

Substiute Parts

CL43B104KDFNNNE

Samsung Electro-MechanicsIn Stock: 1111CL43B104KDFNNNE Datasheet

Current PartRFQ

C1812C104K2RAC7800

KEMETIn Stock: 25833C1812C104K2RAC7800 Datasheet

DirectRFQ

C1812C104JARAC7800

KEMETIn Stock: 1881C1812C104JARAC7800 Datasheet

UpgradeRFQ

C1812C104KARAC7800

KEMETIn Stock: 4843C1812C104KARAC7800 Datasheet

UpgradeRFQ

CC1812KKX7RABB104

YAGEOIn Stock: 5392CC1812KKX7RABB104 Datasheet

Parametric EquivalentRFQ

KGM43BR72D104KV

KYOCERA AVXIn Stock: 7422KGM43BR72D104KV Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the CL43B104KDFNNNE are classified into two categories based on electrical and mechanical compatibility:

Direct Equivalents (Parametric Match): Parts that maintain identical electrical specifications (0.1 µF, 200V, ±10%, X7R, -55°C to 125°C) and mechanical form factor (1812 package, surface mount MLCC). These parts are interchangeable without circuit redesign.

Upgrade Equivalents (Enhanced Specifications): Parts that exceed the voltage rating (250V instead of 200V) while maintaining all other core parameters. These provide higher voltage margin and improved reliability in the same package footprint.

Substitution eligibility is determined by:

• Capacitance value: 0.1 µF (exact match required)
• Temperature coefficient: X7R (exact match required)
• Package format: 1812 (4532 Metric) (exact match required)
• Mounting type: Surface Mount, MLCC (exact match required)
• Operating temperature range: -55°C to 125°C (exact match required)
• Voltage rating: 200V minimum (equal or higher acceptable)
• Tolerance: ±10% or tighter acceptable

Parameter Comparison

Engineering Selection Recommendations

For Direct Substitution (No Circuit Modification Required):

C1812C104K2RAC7800 (KEMET) is the primary direct equivalent, offering identical electrical specifications with reduced thickness (0.043" vs. 0.057"), providing potential PCB layout advantages. This part maintains ±10% tolerance and 200V rating with ROHS3 compliance and MSL 1 rating. Inventory availability is significantly higher (25762 units).

CC1812KKX7RABB104 (YAGEO) and KGM43BR72D104KV (KYOCERA AVX) are parametric equivalents matching all electrical specifications and physical dimensions of the original part. Both maintain identical thickness (0.057"), tolerance (±10%), and voltage rating (200V). These options provide alternative sourcing with active product status and full compliance certifications.

For Enhanced Performance (Circuit Redesign Not Required):

C1812C104KARAC7800 (KEMET) provides 250V rating with ±10% tolerance in the same 1812 package, delivering 25% higher voltage margin while maintaining all other specifications. This upgrade is suitable for applications requiring improved reliability headroom.

C1812C104JARAC7800 (KEMET) offers 250V rating with tighter ±5% tolerance, providing both voltage enhancement and improved capacitance accuracy. This option is appropriate for precision applications where tolerance tightening is beneficial.

All substitute parts maintain ROHS3 compliance, MSL 1 rating, and -55°C to 125°C operating temperature range, ensuring compatibility with existing assembly and environmental requirements.

Frequently Asked Questions (FAQ)

Q: Can C1812C104K2RAC7800 replace CL43B104KDFNNNE directly without circuit changes?

A: Yes. C1812C104K2RAC7800 maintains identical capacitance (0.1 µF), voltage rating (200V), tolerance (±10%), temperature coefficient (X7R), and package format (1812). The reduced thickness (0.043" vs. 0.057") is a physical advantage with no electrical impact.

Q: What is the difference between the KEMET upgrade parts (250V versions)?

A: Both C1812C104KARAC7800 and C1812C104JARAC7800 increase voltage rating to 250V. The primary difference is tolerance: C1812C104KARAC7800 maintains ±10% tolerance matching the original part, while C1812C104JARAC7800 offers tighter ±5% tolerance for applications requiring improved capacitance accuracy.

Q: Are the YAGEO and KYOCERA AVX parts physically identical to the original?

A: CC1812KKX7RABB104 (YAGEO) and KGM43BR72D104KV (KYOCERA AVX) match the original CL43B104KDFNNNE in all electrical specifications and physical dimensions, including thickness (0.057"). Both are parametric equivalents suitable for direct substitution.

Q: Do all substitute parts meet the same compliance requirements?

A: Yes. All listed substitute parts are ROHS3 compliant, REACH unaffected, and carry MSL 1 (Unlimited) moisture sensitivity rating, matching the original part's compliance profile.

Q: Which substitute offers the best inventory availability?

A: C1812C104K2RAC7800 (KEMET) has the highest inventory at 25762 units, followed by KGM43BR72D104KV (KYOCERA AVX) at 7409 units and CC1812KKX7RABB104 (YAGEO) at 5300 units.

Q: Can I use a 250V rated part in a circuit designed for 200V?

A: Yes. A 250V rated capacitor operates within specification in a 200V circuit. The higher voltage rating provides additional safety margin without affecting circuit performance.

Q: Are there any thickness considerations for PCB layout?

A: The KEMET direct equivalent (C1812C104K2RAC7800) has reduced thickness (0.043" vs. 0.057"), which may provide layout flexibility. The YAGEO and KYOCERA AVX parts maintain original thickness (0.057"), ensuring identical footprint characteristics.