1808GC151MAT3A Equivalent & Substitute Parts

Part Overview

The 1808GC151MAT3A is a high-voltage ceramic capacitor manufactured by KYOCERA AVX with a capacitance of 150 pF and rated voltage of 2000V (2kV). This surface-mount multilayer ceramic capacitor (MLCC) features X7R temperature coefficient characteristics and is designed for general-purpose applications requiring high-voltage performance. The part is currently in active production status with 898 pieces available in new original inventory. Substitute parts are identified when equivalent electrical specifications and mechanical compatibility are maintained within the allowed parameter tolerances for this product category.

Substiute Parts

1808GC151MAT3A

KYOCERA AVXIn Stock: 9261808GC151MAT3A Datasheet

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VPDP202W151K1GV001E

Johanson Dielectrics Inc.In Stock: 7513VPDP202W151K1GV001E Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the 1808GC151MAT3A is determined by strict equivalence in the following critical parameters:

• Capacitance value: 150 pF (exact match required)
• Voltage rating: 2000V (2kV) minimum (equal or higher acceptable)
• Temperature coefficient: X7R (required for temperature stability)
• Package / Case: 1808 (4520 Metric) (mechanical compatibility)
• Mounting type: Surface Mount, MLCC (assembly compatibility)
• Operating temperature range: -55°C ~ 125°C (functional equivalence)
• RoHS3 compliance and MSL 1 rating (regulatory and handling equivalence)

The substitute part VPDP202W151K1GV001E by Johanson Dielectrics Inc. meets all these criteria. Tolerance differences (±20% vs. ±10%) do not prevent substitution as both fall within acceptable capacitance variation ranges for this application category.

Parameter Comparison

Engineering Selection Recommendations

Both the 1808GC151MAT3A and VPDP202W151K1GV001E are active production parts with full RoHS3 compliance and REACH unaffected status. The primary distinction is dimensional: the Johanson Dielectrics substitute exhibits slightly larger length (0.185" vs. 0.181"), width (0.080" vs. 0.079"), and thickness (0.085" vs. 0.071") measurements. These dimensional variations remain within the 1808 (4520 Metric) package classification and do not affect electrical equivalence. The substitute part features improved tolerance (±10% vs. ±20%), which may provide enhanced capacitance stability in applications requiring tighter specifications. Selection between these parts should be based on PCB layout constraints, available inventory, and specific tolerance requirements of the application.

Frequently Asked Questions (FAQ)

Q: Can VPDP202W151K1GV001E be used as a direct replacement for 1808GC151MAT3A?

A: Yes. Both parts share identical capacitance (150 pF), voltage rating (2000V), temperature coefficient (X7R), operating temperature range (-55°C ~ 125°C), and package classification (1808 / 4520 Metric). Dimensional variations are minor and remain within package specifications.

Q: What is the significance of the tolerance difference (±20% vs. ±10%)?

A: The substitute part VPDP202W151K1GV001E offers tighter capacitance tolerance. Both tolerances are acceptable for general-purpose and SMPS filtering applications. Applications requiring strict capacitance control may benefit from the ±10% specification.

Q: Are there any PCB layout considerations when substituting these parts?

A: The substitute part is slightly larger in all dimensions (length, width, and thickness). Verify that PCB footprint and component clearance accommodate the maximum dimensions of 0.185" L x 0.080" W x 0.085" thick before substitution.

Q: Do both parts meet the same regulatory requirements?

A: Yes. Both parts are ROHS3 compliant, REACH unaffected, and carry MSL 1 (Unlimited) moisture sensitivity rating. No regulatory differences exist between the two parts.

Q: What inventory considerations apply to these parts?

A: The 1808GC151MAT3A has 898 pieces in stock. The substitute VPDP202W151K1GV001E has 7491 pieces available. Substitute selection may be influenced by inventory availability and lead time requirements.