Equivalent & Substitute Parts for 227LBA450M2CF

Part Overview

The 227LBA450M2CF is a 220 µF, 450 V aluminum electrolytic capacitor manufactured by Cornell Dubilier / Illinois Capacitor in the LBA series. This radial, can-style snap-in capacitor is designed for general-purpose applications requiring through-hole mounting. The part is currently active in production with 829 units in stock.

Equivalent and substitute parts are identified when alternative manufacturers offer capacitors with matching electrical specifications (capacitance, voltage rating, tolerance, and polarization) and compatible mechanical form factors (lead spacing, mounting type, package style). Substitute parts may vary in lifetime ratings, operating temperature ranges, ESR characteristics, and ripple current capabilities while maintaining functional equivalence within the allowed parameter tolerances for this product category.

Key Parameters

Parameter	Specification
Capacitance	220 µF
Voltage Rating	450 V
Tolerance	±20%
Polarization	Polar
Package Type	Radial, Can - Snap-In
Mounting Type	Through Hole
Lead Spacing	0.394" (10.00 mm)
Can Diameter	0.984" (25.00 mm)
Operating Temperature Range	-25°C to 85°C
Lifetime Rating	2000 Hrs @ 85°C

Substitute Part Grouping Explanation

Substitution eligibility for the 227LBA450M2CF is determined by strict adherence to the following core parameters:

Mandatory Matching Parameters:

Capacitance: 220 µF (exact)
Voltage Rating: 450 V (exact)
Tolerance: ±20% (exact)
Polarization: Polar (exact)
Lead Spacing: 0.394" (10.00 mm) (exact)
Mounting Type: Through Hole (exact)
Package Style: Radial, Can - Snap-In (exact)

Variable Parameters (Allowed to Differ):

Manufacturer and series designation
ESR (Equivalent Series Resistance)
Lifetime rating at temperature
Operating temperature maximum
Ripple current specifications
Physical height (within mechanical compatibility)
Can diameter (minor variations acceptable within snap-in compatibility)

All substitute parts listed below meet the mandatory matching parameters. Variations in lifetime, temperature rating, and ripple current represent performance enhancements or alternatives suitable for different application requirements while maintaining electrical and mechanical compatibility.

Parameter Comparison

Parameter	227LBA450M2CF (Cornell Dubilier)	450USK220MEFCSN25X30 (Rubycon)	SLPX221M450C7P3 (CDE)	450MXG220MEFCSN25X40 (Rubycon)	ELXS451VSN221MQ40S (Chemi-Con)	LGN2W221MELA40 (Nichicon)	LGX2W221MELA40 (Nichicon)
Capacitance	220 µF	220 µF	220 µF	220 µF	220 µF	220 µF	220 µF
Voltage Rating	450 V	450 V	450 V	450 V	450 V	450 V	450 V
Tolerance	±20%	±20%	±20%	±20%	±20%	±20%	±20%
Lead Spacing	0.394" (10.00 mm)	0.394" (10.00 mm)	0.394" (10.00 mm)	0.394" (10.00 mm)	0.394" (10.00 mm)	0.394" (10.00 mm)	0.394" (10.00 mm)
Can Diameter	0.984" (25.00 mm)	0.984" (25.00 mm)	0.984" (25.00 mm)	0.984" (25.00 mm)	1.000" (25.40 mm)	0.984" (25.00 mm)	0.984" (25.00 mm)
Height - Seated (Max)	1.654" (42.00 mm)	1.260" (32.00 mm)	1.575" (40.00 mm)	1.654" (42.00 mm)	1.673" (42.50 mm)	1.654" (42.00 mm)	1.654" (42.00 mm)
Operating Temperature Range	-25°C to 85°C	-25°C to 85°C	-25°C to 85°C	-25°C to 105°C	-25°C to 105°C	-25°C to 105°C	-25°C to 105°C
Lifetime @ Temperature	2000 Hrs @ 85°C	3000 Hrs @ 85°C	3000 Hrs @ 85°C	3000 Hrs @ 105°C	5000 Hrs @ 105°C	3000 Hrs @ 105°C	5000 Hrs @ 105°C
ESR @ 120 Hz	1.50715 Ohm	Not Specified	1.206 Ohm	Not Specified	Not Specified	Not Specified	Not Specified
Ripple Current @ 120 Hz	1.59 A	1.85 A	1.59 A	1.44 A	1.2 A	1.05 A	1.03 A
Ripple Current @ High Frequency	2.3373 A @ 10 kHz	2.59 A @ 10 kHz	2.34 A @ 20 kHz	2.016 A @ 10 kHz	1.716 A @ 50 kHz	Not Specified	1.4729 A @ 50 kHz
RoHS Status	ROHS3 Compliant	Not Specified	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Package / Case	Radial, Can - Snap-In	Radial, Can - Snap-In	Radial, Can - Snap-In	Radial, Can - Snap-In	Radial, Can - Snap-In	Radial, Can - Snap-In	Radial, Can - Snap-In

Engineering Selection Recommendations

Direct Substitutes (Equivalent Performance):

The 450USK220MEFCSN25X30 (Rubycon USK series) and SLPX221M450C7P3 (Cornell Dubilier SLPX series) function as direct substitutes for the 227LBA450M2CF. Both maintain the -25°C to 85°C operating temperature range and offer improved lifetime ratings (3000 Hrs @ 85°C versus 2000 Hrs @ 85°C). The SLPX221M450C7P3 is ROHS3 compliant and provides lower ESR (1.206 Ohm @ 120 Hz). The 450USK220MEFCSN25X30 features a reduced height of 1.260" (32.00 mm), which may be advantageous in space-constrained applications.

Upgrade Substitutes (Enhanced Performance):

The 450MXG220MEFCSN25X40 (Rubycon MXG series), ELXS451VSN221MQ40S (Chemi-Con LXS series), LGN2W221MELA40 (Nichicon LGN series), and LGX2W221MELA40 (Nichicon LGX series) are upgrade substitutes offering extended operating temperature ranges (-25°C to 105°C) and improved lifetime ratings. The ELXS451VSN221MQ40S and LGX2W221MELA40 provide the highest reliability with 5000 Hrs @ 105°C ratings. All upgrade substitutes are ROHS3 compliant and suitable for applications requiring enhanced thermal performance and extended service life.

All substitute parts maintain identical electrical specifications (220 µF, 450 V, ±20% tolerance) and compatible through-hole snap-in mounting with 0.394" (10.00 mm) lead spacing.

Frequently Asked Questions (FAQ)

Q: Can the 450USK220MEFCSN25X30 be used as a direct replacement for the 227LBA450M2CF?

A: Yes. Both capacitors share identical capacitance (220 µF), voltage rating (450 V), tolerance (±20%), lead spacing (0.394" / 10.00 mm), and snap-in mounting configuration. The 450USK220MEFCSN25X30 offers improved lifetime (3000 Hrs @ 85°C) and reduced height (1.260" / 32.00 mm), making it suitable for direct substitution in existing PCB layouts with adequate vertical clearance.

Q: What is the difference between direct substitutes and upgrade substitutes?

A: Direct substitutes maintain the same operating temperature range (-25°C to 85°C) as the 227LBA450M2CF. Upgrade substitutes extend the maximum operating temperature to 105°C and provide longer lifetime ratings (3000 to 5000 Hrs @ 105°C). Upgrade substitutes are appropriate for applications requiring enhanced thermal stability or extended service life in elevated-temperature environments.

Q: Are all substitute parts RoHS compliant?

A: The SLPX221M450C7P3, 450MXG220MEFCSN25X40, ELXS451VSN221MQ40S, LGN2W221MELA40, and LGX2W221MELA40 are ROHS3 compliant. The 450USK220MEFCSN25X30 RoHS status is not specified in the provided data.

Q: Does the physical height variation affect mechanical compatibility?

A: The 450USK220MEFCSN25X30 has a reduced height of 1.260" (32.00 mm) compared to the 227LBA450M2CF at 1.654" (42.00 mm). This shorter profile is mechanically compatible with snap-in mounting but requires verification of available vertical clearance on the target PCB. The ELXS451VSN221MQ40S has a slightly increased height of 1.673" (42.50 mm), which remains compatible with standard snap-in footprints.

Q: Which substitute offers the best reliability for long-term operation?

A: The ELXS451VSN221MQ40S (Chemi-Con LXS series) and LGX2W221MELA40 (Nichicon LGX series) both provide 5000 Hrs @ 105°C lifetime ratings, representing the highest reliability among available substitutes. Both are ROHS3 compliant and suitable for demanding applications requiring extended operational life.

Q: Can substitute parts with different ESR values affect circuit performance?

A: ESR variations are permitted within the substitution parameters. The SLPX221M450C7P3 provides lower ESR (1.206 Ohm @ 120 Hz) compared to the 227LBA450M2CF (1.50715 Ohm @ 120 Hz), which may improve ripple current handling and reduce heat generation in high-frequency applications. Other substitutes do not specify ESR values.

Q: Are all substitute parts available in the same packaging format?

A: Yes. All substitute parts are supplied in bulk packaging as radial, can-style snap-in capacitors with through-hole mounting. Lead spacing is standardized at 0.394" (10.00 mm) across all parts, ensuring compatibility with existing PCB snap-in footprints.

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