Equivalent & Substitute Parts for 228HSM025M

Part Overview

The 228HSM025M is a 2200 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 design support and production continuity. 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	228HSM025M Value	Unit
Capacitance	2200	µF
Voltage - Rated	25	V
Tolerance	±20%	—
ESR @ 120 Hz	136	mOhm
Lifetime @ 125°C	2000	Hrs
Operating Temperature Range	-40°C ~ 125°C	—
Lead Spacing	0.295" (7.50 mm)	—
Case Diameter	0.630" (16.00 mm)	—
Height - Seated (Max)	1.299" (33.00 mm)	—
Package / Case	Radial, Can	—
Mounting Type	Through Hole	—
Polarization	Polar	—

Substitute Part Grouping Explanation

Substitution of the 228HSM025M is determined by strict adherence to the following electrical and mechanical parameters:

Primary Substitution Criteria:

Capacitance: 2200 µF (exact match required)
Voltage Rating: 25 V minimum (higher voltage ratings are acceptable)
Tolerance: ±20% (as specified)
Package Type: Radial, Can through-hole configuration
Lead Spacing: 0.295" (7.50 mm)
Case Diameter: 0.630" (16.00 mm)
Polarization: Polar

Secondary Compatibility Parameters:

Height - Seated (Max): 1.319" (33.50 mm) maximum acceptable (slight increase from original 1.299")
Operating Temperature Range: Minimum -40°C to 125°C
Mounting Type: Through Hole only

Substitute parts are grouped into two categories:

Direct Equivalents (25 V Rated): Parts maintaining the original 25 V voltage rating with improved or comparable electrical performance characteristics.

Upgraded Substitutes (35 V Rated): Parts with higher voltage rating (35 V) that provide enhanced safety margin and improved electrical performance while maintaining all mechanical compatibility parameters.

Parameter Comparison

Part Number	Manufacturer	Capacitance (µF)	Voltage (V)	Tolerance	Lifetime @ 125°C (Hrs)	Operating Temp (°C)	Lead Spacing (mm)	Case Dia (mm)	Height Max (mm)	Product Status
228HSM025M	Cornell Dubilier / Illinois Capacitor	2200	25	±20%	2000	-40 ~ 125	7.50	16.00	33.00	Obsolete
25RX302200M16X31.5	Rubycon	2200	25	±20%	4000	-40 ~ 130	7.50	16.00	33.50	Active
B41896C5228M000	EPCOS - TDK Electronics	2200	25	±20%	7000	-55 ~ 125	7.50	16.00	33.50	Active
EGXE250ELL222MLN3S	Chemi-Con	2200	25	±20%	5000	-40 ~ 125	7.50	16.00	33.50	Active
MAL214056222E3	Vishay Beyschlag/Draloric/BC Components	2200	25	±20%	4000	-55 ~ 125	7.50	16.00	33.50	Active
MAL214066222E3	Vishay Beyschlag/Draloric/BC Components	2200	25	±20%	4000	-55 ~ 125	7.50	16.00	33.50	Active
MAL214690225E3	Vishay Beyschlag/Draloric/BC Components	2200	35	±20%	6000	-55 ~ 125	7.50	16.00	33.50	Active
B41895A7228M	EPCOS - TDK Electronics	2200	35	±20%	3000	-40 ~ 125	7.50	16.00	33.50	Active
UBT1E222MHD8	Nichicon	2200	25	±20%	10000	-40 ~ 125	7.50	16.00	33.50	Active
UBW1E222MHD	Nichicon	2200	25	±20%	3000	-55 ~ 135	7.50	16.00	33.50	Active
EEU-TP1E222	Panasonic Electronic Components	2200	25	±20%	5000	-40 ~ 135	7.50	16.00	27.00	Active

Engineering Selection Recommendations

For Direct Replacement (25 V Rated):

The following parts provide direct electrical and mechanical compatibility with the 228HSM025M:

UBT1E222MHD8 (Nichicon): Offers the highest lifetime rating at 10,000 hours @ 125°C with active product status and ROHS3 compliance. Recommended for applications requiring extended operational life.
B41896C5228M000 (EPCOS - TDK Electronics): Provides 7,000 hours @ 125°C lifetime with extended temperature range (-55°C to 125°C), AEC-Q200 rating, and ROHS3 compliance. Suitable for automotive applications.
EGXE250ELL222MLN3S (Chemi-Con): Delivers 5,000 hours @ 125°C with AEC-Q200 rating and ROHS3 compliance. Appropriate for automotive-grade applications.
25RX302200M16X31.5 (Rubycon): Provides 4,000 hours @ 125°C with extended temperature range (-40°C to 130°C), AEC-Q200 rating, and ROHS3 compliance.
MAL214056222E3 and MAL214066222E3 (Vishay): Both offer 4,000 hours @ 125°C with extended temperature range (-55°C to 125°C) and ROHS3 compliance.

For Upgraded Substitution (35 V Rated):

MAL214690225E3 (Vishay): Highest inventory availability (1,330 pcs) with 6,000 hours @ 125°C, AEC-Q200 rating, and ROHS3 compliance. Provides voltage safety margin.
B41895A7228M (EPCOS - TDK Electronics): Offers 3,000 hours @ 125°C with AEC-Q200 rating and ROHS3 compliance.

For Extended Temperature Applications:

UBW1E222MHD (Nichicon): Rated to 135°C maximum operating temperature with 3,000 hours @ 135°C, ROHS3 compliance, and extended lower temperature range (-55°C).
EEU-TP1E222 (Panasonic): Rated to 135°C maximum operating temperature with 5,000 hours @ 125°C, AEC-Q200 rating, and ROHS3 compliance. Note: Height is 27.00 mm (shorter than original).

All recommended substitutes maintain identical capacitance (2200 µF), tolerance (±20%), lead spacing (7.50 mm), and case diameter (16.00 mm). Selection should be based on required lifetime, temperature range, compliance certifications, and available inventory.

Frequently Asked Questions (FAQ)

Q1: Can I use a 35 V rated capacitor in place of the 25 V 228HSM025M?

A: Yes. A 35 V rated capacitor is electrically compatible with a 25 V application. The higher voltage rating provides additional safety margin and does not affect circuit operation. All 35 V substitute parts listed maintain identical capacitance, tolerance, and mechanical dimensions.

Q2: What is the significance of the lifetime rating difference between the original part and substitutes?

A: The 228HSM025M has a 2,000-hour lifetime @ 125°C. Substitute parts offer 3,000 to 10,000 hours @ 125°C, indicating improved reliability and extended operational life under identical thermal conditions. Selection depends on application requirements and expected service life.

Q3: Are all substitute parts mechanically compatible with the original PCB layout?

A: All substitute parts maintain the same lead spacing (7.50 mm) and case diameter (16.00 mm). Height differences are minimal: the original is 33.00 mm; substitutes are 33.50 mm or 27.00 mm (EEU-TP1E222). Verify PCB clearance for the taller 33.50 mm variants. The EEU-TP1E222 is shorter and requires clearance verification in the opposite direction.

Q4: What does AEC-Q200 rating indicate?

A: AEC-Q200 is an automotive qualification standard. Parts bearing this rating have undergone rigorous testing for automotive applications. Most substitute parts carry this certification, making them suitable for automotive-grade designs.

Q5: Which substitute offers the best performance-to-availability ratio?

A: MAL214690225E3 (Vishay) combines the highest inventory (1,330 pcs), 6,000-hour lifetime @ 125°C, AEC-Q200 rating, and 35 V voltage rating. UBT1E222MHD8 (Nichicon) offers the longest lifetime (10,000 hours @ 125°C) with 1,135 pcs in stock.

Q6: Can I mix different substitute part numbers in the same design?

A: All listed substitutes are electrically and mechanically compatible. However, for consistency and supply chain management, using a single part number across production is recommended.

Q7: What is the difference between the Vishay MAL214056222E3 and MAL214066222E3?

A: Both parts are electrically and mechanically identical with 2200 µF, 25 V, ±20% tolerance, 4,000-hour lifetime @ 125°C, and identical dimensions. The difference lies in internal construction or manufacturing series designation. Either part is suitable for direct substitution.

Q8: Does the EEU-TP1E222 shorter height (27.00 mm vs. 33.00 mm) affect compatibility?

A: The shorter height may provide additional PCB clearance in space-constrained designs. However, verify that the component does not interfere with adjacent components or mechanical structures. The lead spacing and case diameter remain identical.

Q9: Are all substitute parts RoHS3 compliant?

A: Yes. All active substitute parts listed are RoHS3 compliant, meeting current environmental and regulatory requirements for electronic components.

Q10: Which substitute is recommended for high-ripple-current applications?

A: UBT1E222MHD8 (Nichicon) and UBW1E222MHD (Nichicon) both support 2.71 A @ 100 kHz ripple current, the highest among 25 V rated substitutes. MAL214690225E3 (Vishay, 35 V) supports 3.0 A @ 100 kHz.

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