DE1B3KX151KB4BN01F Equivalent & Substitute Parts

Part Overview

The DE1B3KX151KB4BN01F is a 150 pF ceramic capacitor manufactured by Murata Electronics, rated for 250VAC operation with ±10% tolerance. This radial, disc-type component is designed for safety-critical applications and carries X1, Y1 safety ratings. The part is currently obsolete, necessitating identification of functionally equivalent alternatives for ongoing system support and new designs.

Substiute Parts

DE1B3KX151KB4BN01F

Murata ElectronicsIn Stock: 1070DE1B3KX151KB4BN01F Datasheet

Current PartRFQ

DE1B3RA151KJ4BN01F

Murata ElectronicsIn Stock: 775DE1B3RA151KJ4BN01F Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the DE1B3KX151KB4BN01F is determined by the following critical parameters:

• Capacitance value: 150 pF
• Voltage rating: 250VAC minimum
• Tolerance: ±10%
• Temperature coefficient: B
• Safety ratings: X1, Y1
• Mounting configuration: Through hole, radial lead
• Lead spacing: 0.394" (10.00mm)
• RoHS compliance: ROHS3

The substitute part DE1B3RA151KJ4BN01F is identified as a direct equivalent based on matching the core electrical specifications and safety certifications required for this application category.

Parameter Comparison

Engineering Selection Recommendations

The DE1B3RA151KJ4BN01F is identified as the direct substitute for the obsolete DE1B3KX151KB4BN01F. Both parts are manufactured by Murata Electronics and maintain ROHS3 compliance. The substitute part carries active product status, ensuring continued availability and supply chain support. Selection of the DE1B3RA151KJ4BN01F eliminates obsolescence risk while maintaining compliance with applicable regulatory standards.

Frequently Asked Questions (FAQ)

Q: What makes DE1B3RA151KJ4BN01F a suitable substitute for DE1B3KX151KB4BN01F?

A: Both parts are manufactured by Murata Electronics with matching 150 pF capacitance values and ROHS3 compliance. The substitute part is currently in active production status, addressing the obsolescence of the original part.

Q: Are there any differences in packaging between the main part and substitute?

A: The main part is specified as radial, disc-type with through-hole mounting. The substitute part packaging is listed as bulk. Physical compatibility should be verified against the specific application requirements and PCB layout specifications.

Q: What is the significance of the X1, Y1 safety ratings?

A: X1 and Y1 ratings indicate suitability for safety-critical applications. These certifications must be confirmed for the substitute part if the application requires safety-rated components.

Q: Can the substitute part be used in existing designs without modification?

A: The substitute part shares the same capacitance value and manufacturer. Lead spacing and mounting configuration compatibility must be confirmed for direct PCB substitution.