Equivalent & Substitute Parts for 227HSM025M

Part Overview

The 227HSM025M is a 220 µF, 25 V aluminum electrolytic capacitor in radial can package manufactured by Cornell Dubilier / Illinois Capacitor. This component is classified as obsolete, making equivalent and substitute parts necessary for ongoing production and maintenance applications. The part operates across a temperature range of -40°C to 125°C with a rated lifetime of 2000 hours at 125°C, suitable for general-purpose applications requiring stable capacitance and low equivalent series resistance.

Key Parameters

Parameter	Specification
Capacitance	220 µF
Tolerance	±20%
Voltage Rating	25 V
ESR @ 120 Hz	1.055 Ohm
Lifetime @ Temperature	2000 Hrs @ 125°C
Operating Temperature Range	-40°C ~ 125°C
Ripple Current @ 120 Hz	220 mA
Ripple Current @ 10 kHz	264 mA
Lead Spacing	0.197" (5.00 mm)
Diameter	0.394" (10.00 mm)
Height (Seated Max)	0.551" (14.00 mm)
Mounting Type	Through Hole
Package / Case	Radial, Can
Polarization	Polar

Substitute Part Grouping Explanation

Substitution of the 227HSM025M is determined by the following critical parameters:

Primary Matching Criteria:

Capacitance: 220 µF (exact match required)
Tolerance: ±20% (exact match required)
Voltage Rating: 25 V minimum (equal or higher voltage acceptable)
Lead Spacing: 0.197" (5.00 mm) (exact match required for through-hole compatibility)
Diameter: 0.394" (10.00 mm) (exact match required for PCB footprint)
Mounting Type: Through Hole (exact match required)
Package / Case: Radial, Can (exact match required)
Polarization: Polar (exact match required)

Secondary Compatibility Parameters:

Operating Temperature Range: -40°C minimum to 125°C minimum
Lifetime @ Temperature: 2000 hours minimum at rated temperature
Ripple Current Ratings: Must meet or exceed application requirements

Substitute parts are grouped into two categories:

Direct Equivalents (Same Voltage Rating - 25 V): Parts maintaining the original 25 V voltage specification with compatible electrical and mechanical parameters.

Upgraded Substitutes (Higher Voltage Rating - 35 V): Parts with elevated voltage ratings (35 V) that provide enhanced voltage margin while maintaining all mechanical compatibility and core electrical specifications. These are suitable for applications where higher voltage headroom is beneficial.

Parameter Comparison

Part Number	Manufacturer	Capacitance	Voltage	Tolerance	Lifetime @ Temp	Operating Temp Range	Lead Spacing	Diameter	Height (Max)	Product Status
227HSM025M	Cornell Dubilier / Illinois Capacitor	220 µF	25 V	±20%	2000 Hrs @ 125°C	-40°C ~ 125°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.551" (14.00 mm)	Obsolete
EEU-TA1E221	Panasonic Electronic Components	220 µF	25 V	±20%	2000 Hrs @ 125°C	-40°C ~ 125°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.531" (13.50 mm)	Active
UBT1E221MPD8	Nichicon	220 µF	25 V	±20%	5000 Hrs @ 125°C	-40°C ~ 125°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.571" (14.50 mm)	Active
UBW1E221MPD	Nichicon	220 µF	25 V	±20%	2000 Hrs @ 135°C	-55°C ~ 135°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.571" (14.50 mm)	Active
EGXE250ELL221MJC5S	Chemi-Con	220 µF	25 V	±20%	3000 Hrs @ 125°C	-40°C ~ 125°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.571" (14.50 mm)	Active
EGXL250EC5221MJC5S	Chemi-Con	220 µF	25 V	±20%	5000 Hrs @ 125°C	-40°C ~ 125°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.551" (14.00 mm)	Active
EGXL250ELL221MJC5S	Chemi-Con	220 µF	25 V	±20%	5000 Hrs @ 125°C	-40°C ~ 125°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.551" (14.00 mm)	Active
35RX30220M10X12.5	Rubycon	220 µF	35 V	±20%	2000 Hrs @ 130°C	-40°C ~ 130°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.571" (14.50 mm)	Active
B41866C7227M000	EPCOS - TDK Electronics	220 µF	35 V	±20%	3000 Hrs @ 125°C	-55°C ~ 125°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.531" (13.50 mm)	Active
MAL214650221E3	Vishay Beyschlag/Draloric/BC Components	220 µF	35 V	±20%	2500 Hrs @ 125°C	-55°C ~ 125°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.531" (13.50 mm)	Active
MAL214660221E3	Vishay Beyschlag/Draloric/BC Components	220 µF	35 V	±20%	2500 Hrs @ 125°C	-55°C ~ 125°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.531" (13.50 mm)	Active

Engineering Selection Recommendations

Direct Equivalent Selection (25 V Rating):

For applications requiring exact voltage specification match to the original 227HSM025M, the following active parts are available:

EEU-TA1E221 (Panasonic) is a direct functional equivalent with identical voltage and capacitance ratings. This part maintains the 2000-hour lifetime specification at 125°C and operates across the same temperature range. The height dimension is 0.531" (13.50 mm), which is 0.020" shorter than the original, accommodating standard PCB layouts. ROHS3 compliance is confirmed.

UBT1E221MPD8 (Nichicon) provides extended lifetime performance at 5000 hours @ 125°C while maintaining 25 V rating and identical capacitance. Height is 0.571" (14.50 mm). This part is suitable for applications requiring enhanced reliability over extended operational periods. ROHS3 compliant.

UBW1E221MPD (Nichicon) extends both operating temperature range (-55°C to 135°C) and lifetime (2000 hours @ 135°C). This part accommodates wider temperature extremes and higher temperature operation. Height is 0.571" (14.50 mm). ROHS3 compliant.

EGXE250ELL221MJC5S (Chemi-Con) offers 3000-hour lifetime @ 125°C with AEC-Q200 automotive rating. Height is 0.571" (14.50 mm). ROHS3 compliant.

EGXL250EC5221MJC5S and EGXL250ELL221MJC5S (Chemi-Con) both provide 5000-hour lifetime @ 125°C with AEC-Q200 automotive rating. Height matches original at 0.551" (14.00 mm) for EGXL250EC5221MJC5S. ROHS3 compliant.

Upgraded Substitute Selection (35 V Rating):

For applications where higher voltage margin is acceptable or beneficial, the following 35 V rated parts provide enhanced performance:

35RX30220M10X12.5 (Rubycon) maintains 2000-hour lifetime with elevated operating temperature to 130°C. AEC-Q200 automotive rated. Height is 0.571" (14.50 mm). ROHS3 compliant.

B41866C7227M000 (EPCOS - TDK Electronics) provides 3000-hour lifetime @ 125°C with extended temperature range (-55°C to 125°C). Height is 0.531" (13.50 mm). ROHS3 compliant.

MAL214650221E3 and MAL214660221E3 (Vishay Beyschlag/Draloric/BC Components) both offer 2500-hour lifetime @ 125°C with AEC-Q200 automotive rating and extended temperature range (-55°C to 125°C). Height is 0.531" (13.50 mm). ROHS3 compliant.

All substitute parts maintain through-hole mounting compatibility with 0.197" (5.00 mm) lead spacing and 0.394" (10.00 mm) diameter, ensuring PCB footprint compatibility with the original 227HSM025M.

Frequently Asked Questions (FAQ)

Q: Can I use a 35 V rated capacitor in place of the 25 V 227HSM025M?

A: Yes. A 35 V rated capacitor with identical capacitance (220 µF), tolerance (±20%), lead spacing (5.00 mm), diameter (10.00 mm), and through-hole radial can package is mechanically and electrically compatible. The higher voltage rating provides additional voltage margin without affecting circuit operation at 25 V or below.

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

A: Height variations (ranging from 0.531" to 0.571") reflect different internal construction designs among manufacturers. All listed substitutes fit standard through-hole PCB layouts. Verify PCB clearance if height-constrained applications exist. The original 227HSM025M height is 0.551" (14.00 mm).

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All active substitute parts listed carry ROHS3 compliance certification, meeting current environmental and material restriction standards.

Q: What does AEC-Q200 rating indicate?

A: AEC-Q200 is an automotive electronics qualification standard. Parts carrying this rating have undergone stress testing and reliability qualification for automotive applications. Several substitutes (EGXE250ELL221MJC5S, EGXL250EC5221MJC5S, EGXL250ELL221MJC5S, 35RX30220M10X12.5, MAL214650221E3, MAL214660221E3) carry this certification.

Q: How do lifetime ratings affect part selection?

A: Lifetime ratings specify operational hours at a given temperature. The original 227HSM025M is rated 2000 hours @ 125°C. Substitutes with higher lifetime ratings (3000 or 5000 hours) provide extended operational reliability. Selection depends on application duty cycle and expected service life requirements.

Q: What is the difference between impedance and ESR?

A: ESR (Equivalent Series Resistance) is measured at a specific frequency (typically 120 Hz or 100 kHz). Impedance is the total opposition to current flow at a given frequency. Both parameters affect capacitor performance in filtering and ripple current applications. Lower values indicate better high-frequency performance.

Q: Can I substitute parts with different ripple current ratings?

A: Ripple current capacity must meet or exceed application requirements. Substitutes with higher ripple current ratings provide additional margin. Verify that the selected substitute's ripple current specification at the relevant frequency (120 Hz or 10 kHz) meets or exceeds the circuit requirement.

Q: Are there inventory considerations for substitute selection?

A: Yes. Inventory levels vary by part and manufacturer. UBT1E221MPD8 (Nichicon) has the highest inventory at 6507 pieces. EEU-TA1E221 (Panasonic) has 1626 pieces. Verify current availability with your supplier for production planning.

Q: What does "REACH Affected" or "REACH Unaffected" mean?

A: REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) is a European Union chemical regulation. "REACH Affected" indicates the part contains substances subject to REACH restrictions. "REACH Unaffected" indicates no REACH-restricted substances. Both statuses are acceptable; selection depends on regional regulatory requirements.

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