LXZ25VB331M10X12LL Equivalent & Substitute Parts

Part Overview

The LXZ25VB331M10X12LL is a 330 µF, 25 V aluminum electrolytic capacitor in radial configuration manufactured by Chemi-Con. This component is classified as obsolete, indicating it has been discontinued and is no longer recommended for new designs. The part operates across a temperature range of -55°C to 105°C with a rated lifetime of 5000 hours at 105°C, making it suitable for general-purpose applications requiring stable capacitance and ripple current handling.

Due to its obsolete status, identifying equivalent and substitute parts is essential for maintaining existing equipment, supporting legacy designs, and ensuring supply chain continuity. Substitute parts must maintain electrical compatibility through matching capacitance, voltage rating, tolerance, and thermal characteristics while accommodating minor variations in physical dimensions and performance parameters.

Key Parameters

Parameter	Value	Unit
Capacitance	330	µF
Voltage - Rated	25	V
Tolerance	±20%	-
Lifetime @ Temperature	5000 Hrs @ 105°C	-
Operating Temperature Range	-55°C ~ 105°C	-
Polarization	Polar	-
Lead Spacing	0.197" (5.00 mm)	-
Case Diameter	0.394" (10.00 mm)	-
Mounting Type	Through Hole	-
Package Type	Radial, Can	-

Substitute Part Grouping Explanation

Substitution compatibility for the LXZ25VB331M10X12LL is determined by strict adherence to the following electrical and mechanical parameters:

Primary Compatibility Criteria:

Capacitance: 330 µF (exact match required)
Voltage Rating: 25 V (exact match required)
Tolerance: ±20% (exact match required)
Polarization: Polar (exact match required)
Lead Spacing: 0.197" (5.00 mm) (exact match required)
Case Diameter: 0.394" (10.00 mm) (exact match required)
Mounting Type: Through Hole (exact match required)
Package Type: Radial, Can (exact match required)

Secondary Compatibility Parameters:

Operating Temperature Range: -55°C ~ 105°C (exact match required)
Lifetime @ 105°C: 5000 Hrs (exact match required)

Allowable Variations:

Height - Seated (Max): Minor variations permitted within physical board layout constraints
Ripple Current: Variations permitted; higher values indicate improved performance
Impedance: Variations permitted; lower values indicate improved performance
RoHS Status: Upgrades from non-compliant to compliant are acceptable
Product Status: Active parts are preferred over obsolete or not-for-new-designs classifications

The three substitute parts identified below satisfy all primary and secondary compatibility criteria while offering improvements in regulatory compliance and product availability.

Parameter Comparison

Parameter	LXZ25VB331M10X12LL	ELXZ250ELL331MJC5S	ELXY250ELL331MJ16S	UPW1E331MPD
Manufacturer	Chemi-Con	Chemi-Con	Chemi-Con	Nichicon
Series	LXZ	LXZ	LXY	UPW
Capacitance	330 µF	330 µF	330 µF	330 µF
Voltage - Rated	25 V	25 V	25 V	25 V
Tolerance	±20%	±20%	±20%	±20%
Operating Temperature	-55°C ~ 105°C	-55°C ~ 105°C	-55°C ~ 105°C	-55°C ~ 105°C
Lifetime @ 105°C	5000 Hrs	5000 Hrs	5000 Hrs	5000 Hrs
Polarization	Polar	Polar	Polar	Polar
Lead Spacing	0.197" (5.00 mm)	0.197" (5.00 mm)	0.197" (5.00 mm)	0.197" (5.00 mm)
Case Diameter	0.394" (10.00 mm)	0.394" (10.00 mm)	0.394" (10.00 mm)	0.394" (10.00 mm)
Height - Seated (Max)	0.492" (12.50 mm)	0.551" (14.00 mm)	0.689" (17.50 mm)	0.492" (12.50 mm)
Ripple Current @ 120 Hz	380 mA	380 mA	412.5 mA	494 mA
Ripple Current @ 100 kHz	760 mA	760 mA	825 mA	760 mA
Impedance	90 mOhms	90 mOhms	84 mOhms	90 mOhms
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole
Package Type	Radial, Can	Radial, Can	Radial, Can	Radial, Can
Product Status	Obsolete	Active	Active	Not For New Designs
RoHS Status	Non-compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Ratings	-	AEC-Q200	AEC-Q200	-
Applications	General Purpose	Automotive	Automotive	General Purpose

Engineering Selection Recommendations

ELXZ250ELL331MJC5S (Chemi-Con LXZ Series - Recommended Primary Substitute)

This part is the optimal substitute for the LXZ25VB331M10X12LL. It maintains identical electrical specifications and physical dimensions while offering significant advantages: active product status ensures ongoing availability and manufacturing support, ROHS3 compliance meets current regulatory requirements, and AEC-Q200 automotive qualification provides enhanced reliability documentation. The height increase from 12.50 mm to 14.00 mm is minimal and accommodates standard PCB layouts. This part is manufactured by the same supplier as the original component, ensuring consistency in design and performance characteristics.

ELXY250ELL331MJ16S (Chemi-Con LXY Series - Alternative Substitute)

This part provides full electrical compatibility with enhanced performance characteristics. The LXY series offers improved ripple current handling (412.5 mA @ 120 Hz and 825 mA @ 100 kHz) and lower impedance (84 mOhms), making it suitable for applications requiring superior transient response. Active product status and ROHS3 compliance are confirmed. The increased height of 17.50 mm requires verification against PCB layout constraints before implementation. AEC-Q200 qualification supports automotive and industrial applications.

UPW1E331MPD (Nichicon UPW Series - Secondary Substitute)

This part satisfies all electrical and mechanical compatibility requirements and maintains identical physical dimensions to the original component (12.50 mm height). ROHS3 compliance is confirmed. However, the product status is classified as "Not For New Designs," indicating this part is in end-of-life phase. This substitute is appropriate for legacy equipment maintenance and repair applications where supply continuity is the primary concern. The Nichicon UPW series provides equivalent performance to the original LXZ component.

Selection Priority:

ELXZ250ELL331MJC5S for new production and long-term supply requirements
ELXY250ELL331MJ16S for applications requiring enhanced ripple current performance
UPW1E331MPD for legacy equipment support and existing inventory management

Frequently Asked Questions (FAQ)

Q: Can ELXY250ELL331MJ16S be used as a direct replacement if the PCB has limited vertical clearance?

A: The ELXY250ELL331MJ16S has a maximum seated height of 17.50 mm compared to the original 12.50 mm. Physical verification of available PCB clearance is required before substitution. If vertical space is constrained, ELXZ250ELL331MJC5S (14.00 mm height) or UPW1E331MPD (12.50 mm height) are preferred alternatives.

Q: What is the significance of the AEC-Q200 rating on ELXZ250ELL331MJC5S and ELXY250ELL331MJ16S?

A: AEC-Q200 is an automotive electronics qualification standard that certifies component reliability under automotive operating conditions. While the original LXZ25VB331M10X12LL does not carry this rating, the AEC-Q200 qualified substitutes provide enhanced reliability documentation and are suitable for both automotive and general industrial applications.

Q: Why is UPW1E331MPD classified as "Not For New Designs" despite meeting all electrical specifications?

A: "Not For New Designs" indicates the part is in end-of-life phase and future availability cannot be guaranteed. This classification does not affect electrical or mechanical compatibility but signals that long-term supply may be limited. This part is appropriate for maintenance and repair of existing equipment but should not be selected for new product development.

Q: Are there differences in ripple current handling between the substitute parts?

A: Yes. UPW1E331MPD offers the highest ripple current at low frequency (494 mA @ 120 Hz), followed by ELXY250ELL331MJ16S (412.5 mA @ 120 Hz), while ELXZ250ELL331MJC5S matches the original specification (380 mA @ 120 Hz). Higher ripple current capability indicates improved thermal performance under AC stress conditions. Selection should be based on actual circuit ripple current requirements.

Q: Is RoHS3 compliance mandatory for substitution?

A: RoHS3 compliance is not mandatory for electrical or mechanical compatibility. However, all three substitute parts are ROHS3 compliant, while the original LXZ25VB331M10X12LL is non-compliant. For new designs and applications subject to environmental regulations, RoHS3 compliant substitutes are strongly preferred.

Q: Can these substitutes be used interchangeably in the same circuit?

A: All three substitutes meet the core electrical specifications (330 µF, 25 V, ±20% tolerance, 5000 Hrs @ 105°C) and are mechanically compatible with standard 5.00 mm lead spacing and 10.00 mm diameter cases. However, height variations and ripple current differences require verification against specific PCB layout and circuit performance requirements before interchangeable use.

Q: What inventory status should influence my substitution decision?

A: ELXY250ELL331MJ16S has the highest current inventory (3780 Pcs), followed by ELXZ250ELL331MJC5S (2771 Pcs) and UPW1E331MPD (2200 Pcs). For immediate procurement needs, ELXY250ELL331MJ16S offers the best availability. For long-term supply assurance, ELXZ250ELL331MJC5S is recommended due to its active product status.

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