108HSM016M

Part Overview

The 108HSM016M is a 1000 µF, 16 V aluminum electrolytic capacitor in a radial, can package manufactured by Cornell Dubilier / Illinois Capacitor. This component is classified as obsolete, necessitating identification of active equivalent and substitute parts for ongoing design support and procurement purposes. The specified electrical characteristics (265 mOhm ESR @ 120 Hz, 2000 hour lifetime @ 125°C) define the baseline requirements for acceptable substitutes.

Key Parameters

Parameter	Specification
Capacitance	1000 µF
Tolerance	±20%
Voltage Rating	16 V
ESR @ 120 Hz	265 mOhm
Lifetime @ 125°C	2000 Hrs
Operating Temperature Range	-40°C ~ 125°C
Lead Spacing	0.197" (5.00 mm)
Package Diameter	0.492" Dia (12.50 mm)
Height - Seated (Max)	0.846" (21.50 mm)
Mounting Type	Through Hole
Package / Case	Radial, Can
Ripple Current @ 120 Hz	590 mA
Ripple Current @ 10 kHz	737.5 mA

Substitute Part Grouping Explanation

Substitution validity for aluminum electrolytic capacitors is determined by the following critical parameters:

Direct Equivalents (Same voltage rating, equal or better performance):

Capacitance: 1000 µF (no tolerance deviation)
Voltage Rating: 16 V (minimum equivalent)
Package: Radial, Can with matching lead spacing (5.00 mm) and compatible physical dimensions
Operating Temperature: Minimum -40°C to +125°C
Polarization: Polar (consistent with original)

Qualified Substitutes (Higher voltage rating, enhanced durability):

Capacitance: 1000 µF (no tolerance deviation)
Voltage Rating: 25 V (voltage derating provides enhanced reliability margin)
Package: Radial, Can with matching lead spacing (5.00 mm) and compatible physical dimensions
Operating Temperature: Minimum -40°C capability; upper range at least +125°C
Polarization: Polar (consistent with original)

The 25 V rated parts are acceptable substitutes because higher voltage ratings maintain full functionality at the original 16 V operating point while providing design margin. Physical compatibility is maintained across all candidates via identical lead spacing and pin-compatible can dimensions.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Voltage Rating	ESR / Impedance	Lifetime @ 125°C	Operating Temperature	Product Status	Lead Spacing	Height (Max)	RoHS Status
108HSM016M	Cornell Dubilier / Illinois Capacitor	1000 µF	16 V	265 mOhm @ 120 Hz	2000 Hrs	-40°C ~ 125°C	Obsolete	5.00 mm	0.846" (21.50 mm)	N/A
EEU-TA1C102	Panasonic Electronic Components	1000 µF	16 V	42 mOhms	2000 Hrs	-40°C ~ 125°C	Active	5.00 mm	0.866" (22.00 mm)	ROHS3 Compliant
B41896C4108M000	EPCOS - TDK Electronics	1000 µF	16 V	215 mOhm @ 120 Hz	7000 Hrs	-55°C ~ 125°C	Active	5.00 mm	0.866" (22.00 mm)	ROHS3 Compliant
EGXE160ELL102MK20S	Chemi-Con	1000 µF	16 V	58 mOhms	5000 Hrs	-40°C ~ 125°C	Active	5.00 mm	0.866" (22.00 mm)	ROHS3 Compliant
MAL214055102E3	Vishay Beyschlag/Draloric/BC Components	1000 µF	16 V	73 mOhms	3000 Hrs	-55°C ~ 125°C	Active	5.00 mm	0.866" (22.00 mm)	ROHS3 Compliant
MAL214065102E3	Vishay Beyschlag/Draloric/BC Components	1000 µF	16 V	73 mOhms	3000 Hrs	-55°C ~ 125°C	Active	5.00 mm	0.866" (22.00 mm)	ROHS3 Compliant
25RX301000M12.5X20	Rubycon	1000 µF	25 V	55 mOhms	4000 Hrs	-40°C ~ 130°C	Active	5.00 mm	0.866" (22.00 mm)	ROHS3 Compliant
B41866C5108M000	EPCOS - TDK Electronics	1000 µF	25 V	104 mOhms	5000 Hrs	-55°C ~ 125°C	Active	5.00 mm	0.866" (22.00 mm)	ROHS3 Compliant
EEU-TP1E102	Panasonic Electronic Components	1000 µF	25 V	Not Specified	3000 Hrs	-40°C ~ 135°C	Active	5.00 mm	0.866" (22.00 mm)	ROHS3 Compliant
MAL214656102E3	Vishay Beyschlag/Draloric/BC Components	1000 µF	25 V	43 mOhms	3000 Hrs	-55°C ~ 125°C	Active	5.00 mm	0.866" (22.00 mm)	ROHS3 Compliant
MAL214666102E3	Vishay Beyschlag/Draloric/BC Components	1000 µF	25 V	43 mOhms	3000 Hrs	-55°C ~ 125°C	Active	5.00 mm	0.866" (22.00 mm)	ROHS3 Compliant

Engineering Selection Recommendations

Primary Recommendation (Direct Equivalent - 16 V Rating):

The EEU-TA1C102 (Panasonic) provides the closest electrical equivalence to the 108HSM016M. It maintains the identical 16 V voltage rating and 2000 hour lifetime @ 125°C specification. The reduced impedance (42 mOhms versus 265 mOhm ESR) indicates improved performance characteristics. Active product status ensures continued availability. ROHS3 compliance satisfies modern regulatory requirements.

The B41896C4108M000 (EPCOS - TDK Electronics) offers superior performance with extended 7000 hour lifetime @ 125°C and lower ESR (215 mOhm @ 120 Hz). AEC-Q200 automotive qualification provides additional reliability assurance. Extended operating temperature range (-55°C to +125°C) accommodates more stringent environmental requirements.

Secondary Options (16 V Rating):

The EGXE160ELL102MK20S (Chemi-Con) and MAL214055102E3 / MAL214065102E3 (Vishay) are active alternatives with 16 V ratings. All three demonstrate improved impedance characteristics compared to the original specification. All carry ROHS3 compliance status.

Upgraded Substitutes (25 V Rating):

The 25RX301000M12.5X20 (Rubycon), B41866C5108M000 (EPCOS - TDK Electronics), EEU-TP1E102 (Panasonic), MAL214656102E3, and MAL214666102E3 (Vishay) are qualified substitutes with 25 V ratings. These parts provide voltage derating margin while maintaining full compatibility at the original 16 V operating point. Extended lifetimes (3000 to 5000 hours @ 125°C or higher) and ROHS3 compliance are standard across this group. The 25RX301000M12.5X20 carries AEC-Q200 qualification for automotive applications. B41866C5108M000 offers 5000 hour life with extended temperature range.

All substitute candidates maintain identical lead spacing (5.00 mm) and compatible can dimensions, ensuring direct through-hole footprint compatibility.

Frequently Asked Questions (FAQ)

Q: Can I use a 25 V rated capacitor in place of the original 16 V part?

A: Yes. A 25 V rated capacitor operates at full electrical performance at 16 V applied voltage. The higher voltage rating provides design margin and does not compromise functionality. All 25 V substitutes listed maintain the required capacitance (1000 µF), tolerance (±20%), and package compatibility.

Q: What is the critical difference between direct equivalents and upgraded substitutes?

A: Direct equivalents maintain the original 16 V voltage rating. Upgraded substitutes carry 25 V ratings, which provide enhanced reliability margin when the circuit operates at 16 V. Both categories are electrically and mechanically compatible with the original design.

Q: Are all listed substitutes pin-compatible?

A: Yes. All substitute parts maintain the identical lead spacing (5.00 mm) and radial, can package configuration required for through-hole mounting. Physical dimensions are equivalent or slightly larger (height range 0.866 inches), which is accommodated in standard board layouts designed for the original part.

Q: Which substitute should I choose for automotive applications?

A: The B41896C4108M000 (16 V, 7000 hours @ 125°C) and 25RX301000M12.5X20 (25 V, 4000 hours @ 130°C) carry AEC-Q200 automotive qualification. The B41866C5108M000 (25 V, 5000 hours @ 125°C) and EEU-TP1E102 (25 V, 3000 hours @ 125°C) also support automotive applications.

Q: Do all substitutes comply with ROHS3 requirements?

A: All active substitute parts listed carry ROHS3 compliance status, satisfying modern environmental and regulatory requirements for electronic components.

Q: Why do some part specifications not list ESR values?

A: Manufacturers provide ESR specifications based on test frequency and conditions. Where impedance is listed instead, it reflects equivalent series resistance measured at the stated frequency. Lower impedance values indicate improved high-frequency performance.

Q: Can I interchange the Vishay MAL214055102E3 and MAL214065102E3 parts?

A: Yes. Both parts share identical electrical specifications (1000 µF, 16 V, ±20%, 3000 hours @ 125°C, 73 mOhms impedance) and physical dimensions. They are directly interchangeable.

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