LXZ63VB182M18X40LL Equivalent & Substitute Parts

Part Overview

The LXZ63VB182M18X40LL is a 1800 µF, 63 V aluminum electrolytic capacitor in radial, can package manufactured by Chemi-Con. This component is rated for 8000 hours at 105°C and is designed for general purpose applications. The part is currently obsolete, necessitating identification of equivalent substitute components that maintain electrical and mechanical compatibility for ongoing system support and new production requirements.

Substiute Parts

LXZ63VB182M18X40LL

Chemi-ConIn Stock: 684LXZ63VB182M18X40LL Datasheet

Current PartRFQ

ELXZ630ELL182MM40S

Chemi-ConIn Stock: 2896ELXZ630ELL182MM40S Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the LXZ63VB182M18X40LL is determined by strict equivalence across the following critical parameters:

Electrical Parameters (Must Match):

• Capacitance: 1800 µF
• Voltage Rating: 63 V
• Tolerance: ±20%
• Ripple Current specifications: 1.926 A @ 120 Hz and 3.21 A @ 100 kHz
• Impedance: 25 mOhms
• Lifetime: 8000 Hrs @ 105°C

Mechanical Parameters (Must Match):

• Lead Spacing: 0.295" (7.50 mm)
• Diameter: 0.709" (18.00 mm)
• Mounting Type: Through Hole
• Package Type: Radial, Can

Acceptable Variations:

• Height may vary within manufacturing tolerances (original: 1.575" maximum; substitute: 1.634" maximum)
• Product status may differ (obsolete to active)
• RoHS compliance status may differ
• Packaging format may differ (tape/reel to bulk)
• Application classification may differ (general purpose to automotive)

The substitute part ELXZ630ELL182MM40S meets all electrical and mechanical equivalence criteria while offering improved availability and compliance status.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitute: ELXZ630ELL182MM40S

The ELXZ630ELL182MM40S is the direct electrical and mechanical equivalent of the LXZ63VB182M18X40LL. Selection of this substitute is based on the following engineering factors:

1. Electrical Equivalence: All critical electrical parameters are identical, including capacitance, voltage rating, tolerance, ripple current specifications, impedance, and thermal lifetime rating.

2. Mechanical Compatibility: Lead spacing, diameter, and mounting type are identical. The height variation (1.634" vs. 1.575" maximum) represents a 0.059" increase and must be verified against PCB layout constraints and enclosure clearances in the target application.

3. Product Status: The substitute part is active and in production, ensuring long-term availability compared to the obsolete original part.

4. Compliance Enhancement: The substitute part is ROHS3 compliant, addressing regulatory requirements that may apply to new production or system updates. The original part is RoHS non-compliant.

5. Quality Certification: The substitute part carries AEC-Q200 automotive qualification, indicating enhanced reliability screening and qualification testing.

6. Inventory Availability: The substitute part has significantly higher inventory (2884 pcs vs. 607 pcs), supporting production continuity.

Frequently Asked Questions (FAQ)

Q: Can ELXZ630ELL182MM40S be used as a direct replacement for LXZ63VB182M18X40LL in existing designs?

A: Yes, provided that the increased height (1.634" vs. 1.575" maximum) does not violate PCB layout constraints or enclosure clearances. All electrical parameters and lead spacing are identical.

Q: What is the significance of the height difference between the two parts?

A: The substitute part is 0.059" taller at maximum seated height. This variation must be evaluated against the specific PCB design, component placement, and enclosure dimensions. If vertical clearance is limited, physical verification is necessary before implementation.

Q: Does the RoHS3 compliance of the substitute part affect electrical performance?

A: No. RoHS3 compliance relates to material composition and environmental regulations, not electrical performance. The electrical specifications remain identical.

Q: What does AEC-Q200 qualification mean for the substitute part?

A: AEC-Q200 is an automotive industry qualification standard that specifies reliability and quality requirements for capacitors. This certification indicates the substitute part has undergone additional testing and screening beyond standard commercial requirements.

Q: Are there any applications where the substitute part cannot be used?

A: The substitute part is suitable for any application that accommodates the increased height. The electrical specifications are identical, and the automotive qualification (AEC-Q200) makes it suitable for both general purpose and automotive applications.

Q: What is the difference between the packaging formats (tape/reel vs. bulk)?

A: The original part was supplied in tape/reel format (standard for automated assembly), while the substitute is supplied in bulk format. This affects handling and assembly processes but does not impact component performance or compatibility.

Q: Can the substitute part be used in new designs?

A: Yes. The substitute part is active, compliant with current regulations, and carries automotive qualification. It is suitable for both replacement of obsolete components and new design implementations.