Equivalent & Substitute Parts for 225CKS100M

Part Overview

The 225CKS100M is a 2.2 µF, 100 V aluminum electrolytic capacitor in radial, can package manufactured by Cornell Dubilier / Illinois Capacitor. This component is rated for general-purpose applications with a 2000-hour lifetime at 85°C and operates across the temperature range of -40°C to 85°C. The part maintains Active product status and is RoHS3 compliant.

Substitute parts are identified when equivalent electrical and mechanical parameters are available from alternative manufacturers. Substitution becomes necessary due to inventory availability, manufacturer discontinuation, or application-specific performance requirements while maintaining compatibility with the original design specifications.

Key Parameters

Parameter	Value	Unit
Capacitance	2.2	µF
Voltage - Rated	100	V
Tolerance	±20%	-
Operating Temperature Range	-40°C to 85°C	-
Lifetime @ Temperature	2000 Hrs @ 85°C	-
Lead Spacing	0.079" (2.00 mm)	-
Size / Dimension	0.197" Dia (5.00 mm)	-
Height - Seated (Max)	0.492" (12.50 mm)	-
Mounting Type	Through Hole	-
Package / Case	Radial, Can	-
Polarization	Polar	-
RoHS Status	ROHS3 Compliant	-

Substitute Part Grouping Explanation

Substitute parts for the 225CKS100M are classified based on strict adherence to the following critical parameters:

Primary Substitution Criteria:

Capacitance: 2.2 µF (exact match required)
Voltage Rating: 100 V (exact match required)
Tolerance: ±20% (exact match required)
Package Type: Radial, Can (exact match required)
Lead Spacing: 0.079" (2.00 mm) (exact match required)
Size / Dimension: 0.197" Dia (5.00 mm) (exact match required)
Mounting Type: Through Hole (exact match required)
Polarization: Polar (exact match required)

Secondary Compatibility Parameters:

Operating Temperature Range: -40°C to 85°C or extended range
Lifetime @ Temperature: 2000 Hrs @ 85°C or higher
RoHS3 Compliance: Required
REACH Unaffected Status: Required

All identified substitute parts meet the primary substitution criteria. Variations in secondary parameters such as extended temperature operating ranges, higher temperature lifetime ratings, or enhanced ripple current handling represent performance upgrades or alternative application suitability rather than incompatibilities.

Parameter Comparison

Parameter	225CKS100M (Main)	ECA-2AM2R2	UKL2A2R2KDD	UPJ2A2R2MDD	UPM2A2R2MDD	ESK225M100AC3AA	UVR2A2R2MDD
Manufacturer	Cornell Dubilier / Illinois Capacitor	Panasonic	Nichicon	Nichicon	Nichicon	KEMET	Nichicon
Series	CKS	M-A	UKL	UPJ	UPM	ESK	UVR
Capacitance	2.2 µF	2.2 µF	2.2 µF	2.2 µF	2.2 µF	2.2 µF	2.2 µF
Voltage - Rated	100 V	100 V	100 V	100 V	100 V	100 V	100 V
Tolerance	±20%	±20%	±10%	±20%	±20%	±20%	±20%
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-55°C ~ 105°C	-55°C ~ 105°C	-40°C ~ 85°C	-40°C ~ 85°C
Lifetime @ Temp.	2000 Hrs @ 85°C	2000 Hrs @ 85°C	2000 Hrs @ 85°C	2000 Hrs @ 105°C	2000 Hrs @ 105°C	2000 Hrs @ 85°C	2000 Hrs @ 85°C
Lead Spacing	0.079" (2.00 mm)	0.079" (2.00 mm)	0.079" (2.00 mm)	0.079" (2.00 mm)	0.079" (2.00 mm)	0.079" (2.00 mm)	0.079" (2.00 mm)
Size / Dimension	0.197" Dia (5.00 mm)	0.197" Dia (5.00 mm)	0.197" Dia (5.00 mm)	0.197" Dia (5.00 mm)	0.197" Dia (5.00 mm)	0.197" Dia (5.00 mm)	0.197" Dia (5.00 mm)
Height - Seated (Max)	0.492" (12.50 mm)	0.472" (12.00 mm)	0.472" (12.00 mm)	0.472" (12.00 mm)	0.492" (12.50 mm)	0.492" (12.50 mm)	0.492" (12.50 mm)
Package / Case	Radial, Can	Radial, Can	Radial, Can	Radial, Can	Radial, Can	Radial, Can	Radial, Can
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Product Status	Active	Active	Obsolete	Obsolete	Obsolete	Active	Obsolete
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

Direct Substitutes (Active Product Status):

ECA-2AM2R2 (Panasonic) and ESK225M100AC3AA (KEMET) are direct substitutes with Active product status. Both parts maintain identical electrical specifications to the 225CKS100M, including 2.2 µF capacitance, 100 V rating, ±20% tolerance, and 2000-hour lifetime at 85°C. These parts are suitable for new designs and ongoing production requiring long-term component availability.

Upgrade Substitutes (Extended Temperature Performance):

UPJ2A2R2MDD and UPM2A2R2MDD (Nichicon) provide extended operating temperature range (-55°C to 105°C) and higher temperature lifetime rating (2000 Hrs @ 105°C). UPM2A2R2MDD includes AEC-Q200 automotive qualification. These parts are applicable to applications requiring enhanced thermal performance or automotive-grade reliability. Both parts carry Obsolete product status.

Tolerance Upgrade:

UKL2A2R2KDD (Nichicon) offers tighter tolerance specification (±10% versus ±20%) while maintaining all other electrical and mechanical parameters. This part is classified as Obsolete.

Parametric Equivalent:

UVR2A2R2MDD (Nichicon) provides parametric equivalence with identical electrical specifications and operating temperature range to the main part. This part is classified as Obsolete.

All substitute parts comply with RoHS3 and REACH requirements, matching the regulatory status of the 225CKS100M.

Frequently Asked Questions (FAQ)

Q: Can ECA-2AM2R2 be used as a direct replacement for 225CKS100M?

A: Yes. ECA-2AM2R2 meets all primary substitution criteria: 2.2 µF capacitance, 100 V rating, ±20% tolerance, identical package dimensions, lead spacing, and through-hole mounting. Both parts share identical operating temperature range (-40°C to 85°C) and lifetime rating (2000 Hrs @ 85°C). ECA-2AM2R2 maintains Active product status.

Q: What is the difference between UPJ2A2R2MDD and the main part 225CKS100M?

A: UPJ2A2R2MDD provides extended operating temperature range (-55°C to 105°C versus -40°C to 85°C) and higher temperature lifetime rating (2000 Hrs @ 105°C versus 2000 Hrs @ 85°C). All other electrical and mechanical parameters remain identical. UPJ2A2R2MDD is classified as Obsolete.

Q: Why does UKL2A2R2KDD show ±10% tolerance instead of ±20%?

A: UKL2A2R2KDD represents a tolerance upgrade option with tighter capacitance tolerance (±10% versus ±20%). This provides improved capacitance accuracy for applications requiring stricter tolerance control. All other parameters match the main part specification.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All identified substitute parts (ECA-2AM2R2, UKL2A2R2KDD, UPJ2A2R2MDD, UPM2A2R2MDD, ESK225M100AC3AA, and UVR2A2R2MDD) are ROHS3 compliant and REACH unaffected, matching the regulatory compliance of 225CKS100M.

Q: Can UPM2A2R2MDD be used in automotive applications?

A: UPM2A2R2MDD carries AEC-Q200 automotive qualification rating, making it suitable for automotive applications. This part provides extended temperature performance (-55°C to 105°C) and is classified as Obsolete.

Q: What is the height difference between substitute parts?

A: ECA-2AM2R2 and UKL2A2R2KDD have maximum seated height of 0.472" (12.00 mm), while 225CKS100M, UPJ2A2R2MDD, ESK225M100AC3AA, and UVR2A2R2MDD have maximum seated height of 0.492" (12.50 mm). UPM2A2R2MDD matches the main part at 0.492" (12.50 mm). All parts maintain identical 0.197" (5.00 mm) diameter and 0.079" (2.00 mm) lead spacing.

Q: Which substitute parts have Active product status?

A: ECA-2AM2R2 (Panasonic) and ESK225M100AC3AA (KEMET) maintain Active product status. UKL2A2R2KDD, UPJ2A2R2MDD, UPM2A2R2MDD, and UVR2A2R2MDD are classified as Obsolete.

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