UCL1C101MCL1GS Equivalent & Substitute Parts

Part Overview

The UCL1C101MCL1GS is a 100 µF, 16 V aluminum electrolytic capacitor in surface mount radial can package manufactured by Nichicon. This component operates across -55°C to 105°C with a rated lifetime of 2000 hours at 105°C and is RoHS3 compliant. The part is currently active in production. Equivalent and substitute parts are identified based on matching or exceeding electrical performance within the same physical footprint and mounting specifications, enabling direct replacement or design flexibility for component sourcing.

Key Parameters

Parameter	Value
Capacitance	100 µF
Voltage Rating	16 V
Tolerance	±20%
Lifetime @ Temperature	2000 Hrs @ 105°C
Operating Temperature Range	-55°C ~ 105°C
Ripple Current @ 120 Hz	150 mA
Ripple Current @ 100 kHz	300 mA
Impedance	260 mOhms
Case Size	0.248" Dia (6.30mm)
Height	0.228" (5.80mm)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following criteria:

Direct Substitutes maintain identical capacitance (100 µF), tolerance (±20%), voltage rating (16 V), lifetime (2000 Hrs @ 105°C), case size (6.30mm diameter), and surface mount land pattern (6.60mm × 6.60mm). These parts are interchangeable without circuit redesign.

Voltage-Upgraded Substitutes increase the rated voltage above 16 V while maintaining all other electrical and mechanical specifications. These provide enhanced voltage margin and are electrically compatible in applications rated for 16 V or lower.

Series-Variant Substitutes originate from different Nichicon product series (UCD, UUD, UWD, UWG) with identical capacitance and voltage but may exhibit variations in ripple current handling, impedance, or lifetime ratings. These require verification of ripple current and thermal performance requirements.

Cross-Manufacturer Substitutes from Cornell Dubilier and Würth Elektronik match the core electrical specifications and physical footprint, enabling multi-source procurement strategies.

Parameter Comparison

Part Number	Manufacturer	Series	Capacitance	Voltage	Lifetime @ 105°C	Ripple Current @ 120 Hz	Ripple Current @ 100 kHz	Impedance	Height (Max)	Status
UCL1C101MCL1GS	Nichicon	UCL	100 µF	16 V	2000 Hrs	150 mA	300 mA	260 mOhms	0.228" (5.80mm)	Active
UCM1E101MCL1GS	Nichicon	UCM	100 µF	25 V	2000 Hrs	150 mA	300 mA	260 mOhms	0.240" (6.10mm)	Active
UCM1V101MCL1GS	Nichicon	UCM	100 µF	35 V	2000 Hrs	150 mA	300 mA	260 mOhms	0.240" (6.10mm)	Active
UUD1C101MCL1GS	Nichicon	UUD	100 µF	16 V	2000 Hrs	115 mA	230 mA	440 mOhms	0.240" (6.10mm)	Active
UCD1C101MCL1GS	Nichicon	UCD	100 µF	16 V	2000 Hrs	120 mA	240 mA	360 mOhms	0.240" (6.10mm)	Active
UCL1C101MCL6GS	Nichicon	UCL	100 µF	16 V	2000 Hrs	300 mA	600 mA	160 mOhms	0.303" (7.70mm)	Active
UWD1C101MCL1GS	Nichicon	UWD	100 µF	16 V	2000 Hrs	115 mA	230 mA	440 mOhms	0.240" (6.10mm)	Active
UWF1C101MCL1GS	Nichicon	UWF	100 µF	16 V	1000 Hrs	75 mA	150 mA	800 mOhms	0.256" (6.50mm)	Obsolete
UWG1C101MCL1GS	Nichicon	UWG	100 µF	16 V	1000 Hrs	115 mA	230 mA	400 mOhms	0.256" (6.50mm)	Active
107AXZ016MQ5	Cornell Dubilier / Illinois Capacitor	AXZ	100 µF	16 V	2000 Hrs	115 mA	230 mA	520 mOhms	0.220" (5.60mm)	Active
865060343005	Würth Elektronik	WCAP-ASLL	100 µF	16 V	2000 Hrs	165.75 mA	255 mA	440 mOhms	0.217" (5.50mm)	Active

Engineering Selection Recommendations

For Direct Replacement: UCM1E101MCL1GS and UCM1V101MCL1GS are voltage-upgraded alternatives from Nichicon's UCM series. Both maintain 2000-hour lifetime at 105°C and identical ripple current specifications. The 25 V and 35 V ratings provide increased voltage margin for applications operating below 16 V. Height increases to 6.10mm require PCB layout verification.

For Ripple Current Enhancement: UCL1C101MCL6GS doubles ripple current capacity (300 mA @ 120 Hz, 600 mA @ 100 kHz) with reduced impedance (160 mOhms). Height increases to 7.70mm; verify PCB clearance before selection.

For Automotive Applications: UUD1C101MCL1GS and UCD1C101MCL1GS carry AEC-Q200 certification. Both maintain 2000-hour lifetime but exhibit reduced ripple current (115–120 mA @ 120 Hz) and increased impedance (360–440 mOhms) compared to the base part. Select only if ripple current requirements are lower.

For Extended Thermal Performance: UWG1C101MCL1GS is AEC-Q200 certified but rated for 1000 hours at 105°C. Ripple current is 115 mA @ 120 Hz with 400 mOhms impedance. Use only in applications where reduced lifetime is acceptable.

Avoid: UWF1C101MCL1GS is obsolete with 1000-hour lifetime and significantly reduced ripple current (75 mA @ 120 Hz) and higher impedance (800 mOhms).

Cross-Manufacturer Options: 107AXZ016MQ5 (Cornell Dubilier) and 865060343005 (Würth Elektronik) both match 2000-hour lifetime and 16 V rating with identical footprint. Both are RoHS3 compliant and suitable for general-purpose applications requiring multi-source procurement.

Frequently Asked Questions (FAQ)

Q: Can UCM1E101MCL1GS or UCM1V101MCL1GS replace UCL1C101MCL1GS directly?

A: Yes, electrically. Both maintain identical capacitance, tolerance, ripple current, and 2000-hour lifetime. The increased voltage rating (25 V and 35 V) is backward compatible with 16 V circuits. However, height increases from 5.80mm to 6.10mm require PCB layout verification to ensure no mechanical interference.

Q: What is the difference between Nichicon series variants (UCL, UCM, UCD, UUD, UWD, UWG)?

A: Each series represents different product lines with varying electrical performance. UCL and UCM are general-purpose and automotive-qualified respectively. UCD, UUD, UWD, and UWG are automotive-qualified variants with different ripple current and impedance characteristics. Selection depends on application ripple current requirements and thermal performance needs.

Q: Can I use UCL1C101MCL6GS as a drop-in replacement?

A: No. While electrically compatible, the height increases to 7.70mm (compared to 5.80mm for the base part). PCB layout must be verified for clearance. This part is selected specifically for applications requiring higher ripple current handling (300 mA @ 120 Hz vs. 150 mA).

Q: Why is UWF1C101MCL1GS listed as obsolete?

A: UWF1C101MCL1GS is marked obsolete due to reduced thermal lifetime (1000 hours vs. 2000 hours at 105°C) and significantly lower ripple current capacity (75 mA @ 120 Hz). New designs should not use this part; select active alternatives instead.

Q: Are cross-manufacturer parts (Cornell Dubilier, Würth Elektronik) fully compatible?

A: Yes, for electrical and mechanical compatibility. Both 107AXZ016MQ5 and 865060343005 match the 100 µF, 16 V, 2000-hour specification and 6.30mm footprint. All are RoHS3 compliant. Verify with your supply chain for availability and lead times.

Q: What is the impact of impedance differences between substitute parts?

A: Impedance affects high-frequency ripple current handling and transient response. Lower impedance (160 mOhms for UCL1C101MCL6GS) provides better high-frequency performance. Higher impedance (800 mOhms for UWF1C101MCL1GS) reduces ripple current capacity. Select based on circuit ripple current requirements at operating frequency.

Q: Do all substitute parts have the same moisture sensitivity level?

A: Most Nichicon parts list MSL 1 (Unlimited). UCD1C101MCL1GS lists MSL as Not Applicable. Verify specific part datasheets for moisture sensitivity requirements during PCB assembly planning.

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