LD033C393KAB2A Equivalent & Substitute Parts

Part Overview

The LD033C393KAB2A is a 0.039 µF ceramic capacitor manufactured by KYOCERA AVX, rated for 25V with X7R temperature coefficient in 0603 (1608 Metric) surface mount package. This component is classified as Active product status with general purpose applications. Substitute parts are identified when electrical specifications, mechanical dimensions, and package compatibility remain within allowable tolerances for the product category.

Substiute Parts

LD033C393KAB2A

KYOCERA AVXIn Stock: 1221LD033C393KAB2A Datasheet

Current PartRFQ

KGM15BR71E393KT

KYOCERA AVXIn Stock: 8352KGM15BR71E393KT Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the LD033C393KAB2A is determined by the following criteria:

• Capacitance value: 0.039 µF (exact match required)
• Tolerance: ±10% (exact match required)
• Voltage rating: 25V (exact match required)
• Temperature coefficient: X7R (exact match required)
• Operating temperature range: -55°C ~ 125°C (exact match required)
• Package type: 0603 (1608 Metric) surface mount (exact match required)
• Mounting type: Surface Mount, MLCC (exact match required)

The substitute part KGM15BR71E393KT meets all electrical and mechanical parameters within the allowable specifications for this product category.

Parameter Comparison

Engineering Selection Recommendations

Both LD033C393KAB2A and KGM15BR71E393KT are Active status components from KYOCERA AVX with identical electrical specifications and package dimensions. The KGM15BR71E393KT offers ROHS3 compliance and REACH Unaffected status, compared to the LD033C393KAB2A which is RoHS non-compliant and REACH Affected. Selection between these parts should be based on regulatory compliance requirements for the end application. The maximum thickness difference of 0.002" (0.05mm) is within standard PCB assembly tolerances for 0603 surface mount components.

Frequently Asked Questions (FAQ)

Q: Can KGM15BR71E393KT replace LD033C393KAB2A in existing designs?

A: Yes. Both parts share identical capacitance (0.039 µF), tolerance (±10%), voltage rating (25V), temperature coefficient (X7R), operating temperature range (-55°C ~ 125°C), and 0603 package dimensions. The maximum thickness difference of 0.002" is within standard PCB assembly specifications.

Q: What is the difference in compliance between these parts?

A: KGM15BR71E393KT is ROHS3 compliant and REACH Unaffected. LD033C393KAB2A is RoHS non-compliant and REACH Affected. Selection depends on regulatory requirements for your application.

Q: Are both parts available in the same packaging format?

A: Yes. Both LD033C393KAB2A and KGM15BR71E393KT are supplied in Tape & Reel (TR) packaging suitable for automated assembly.

Q: What is the moisture sensitivity level for these capacitors?

A: Both parts have MSL 1 (Unlimited), indicating no moisture sensitivity restrictions during storage or handling.