UPM1C271MPD6 Equivalent & Substitute Parts

Part Overview

The UPM1C271MPD6 is a 270 µF, 16 V aluminum electrolytic capacitor in radial, can package manufactured by Nichicon. This component is rated for 5000 hours at 105°C and meets AEC-Q200 automotive specifications. The part is designated as "Not For New Designs," indicating it has been superseded. Identifying equivalent and substitute parts is necessary for legacy system maintenance, repair operations, and applications where design flexibility permits alternative manufacturers or series selections.

Key Parameters

Parameter	Value
Capacitance	270 µF
Voltage Rating	16 V
Tolerance	±20%
Lifetime @ 105°C	5000 Hrs
Operating Temperature Range	-55°C ~ 105°C
Polarization	Polar
Mounting Type	Through Hole
Package Type	Radial, Can
Lead Spacing	0.197" (5.00mm)
Diameter	0.394" (10.00mm)
Height	0.571" (14.50mm)
Impedance	140 mOhms
Ripple Current @ 120 Hz	470 mA
RoHS Status	ROHS3 Compliant
AEC-Q200 Rating	Yes

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict alignment with the following critical parameters:

Mandatory Matching Parameters:

Capacitance: 270 µF (exact)
Voltage Rating: 16 V (exact)
Tolerance: ±20% (exact)
Polarization: Polar (exact)
Mounting Type: Through Hole (exact)
Package Type: Radial, Can (exact)
Operating Temperature Range: -55°C ~ 105°C (exact)

Allowable Variation Parameters:

Lifetime @ 105°C: 5000 Hrs or higher acceptable; lower values (3000 Hrs) represent reduced reliability margin
Lead Spacing: 0.197" (5.00mm) preferred; 0.138" (4.60mm) acceptable with PCB layout verification
Physical Dimensions (Diameter, Height): Minor variations acceptable within mechanical envelope constraints
Impedance: Lower values preferred for ripple current performance; higher values acceptable
Ripple Current: Equal or higher values acceptable; lower values indicate reduced current handling
RoHS/AEC-Q200 Compliance: Maintained across all qualified substitutes

Substitutes are grouped into two categories: Direct Equivalents (identical specifications and packaging) and Similar Alternatives (matching core electrical parameters with acceptable mechanical or performance variations).

Parameter Comparison

Part Number	Manufacturer	Capacitance	Voltage	Lifetime @ 105°C	Lead Spacing	Diameter	Height	Impedance	Ripple Current @ 120 Hz	Product Status	AEC-Q200
UPM1C271MPD6	Nichicon	270 µF	16 V	5000 Hrs	0.197" (5.00mm)	0.394" (10.00mm)	0.571" (14.50mm)	140 mOhms	470 mA	Not For New Designs	Yes
UPM1C271MPD6TD	Nichicon	270 µF	16 V	5000 Hrs	0.197" (5.00mm)	0.394" (10.00mm)	0.571" (14.50mm)	140 mOhms	470 mA	Not For New Designs	Yes
UPJ1C271MPD6	Nichicon	270 µF	16 V	5000 Hrs	0.197" (5.00mm)	0.394" (10.00mm)	0.551" (14.00mm)	220 mOhms	430 mA	Not For New Designs	No
UPJ1C271MPD	Nichicon	270 µF	16 V	3000 Hrs	0.138" (4.60mm)	0.315" (8.00mm)	0.630" (16.00mm)	220 mOhms	410 mA	Not For New Designs	No
UPM1C271MPD	Nichicon	270 µF	16 V	3000 Hrs	0.138" (4.60mm)	0.315" (8.00mm)	0.650" (16.50mm)	140 mOhms	410 mA	Not For New Designs	Yes
EEU-FC1C271BJ	Panasonic Electronic Components	270 µF	16 V	2000 Hrs	0.138" (4.60mm)	0.315" (8.00mm)	0.492" (12.50mm)	117 mOhms	360.8 mA	Active	Yes
EEU-FC1C271B	Panasonic Electronic Components	270 µF	16 V	2000 Hrs	0.197" (5.00mm)	0.315" (8.00mm)	0.650" (16.50mm)	117 mOhms	360.8 mA	Active	Yes
EEU-FC1C271	Panasonic Electronic Components	270 µF	16 V	2000 Hrs	0.138" (4.60mm)	0.315" (8.00mm)	0.453" (11.50mm)	117 mOhms	360.8 mA	Active	Yes
ELXY160ELL271MJC5S	Chemi-Con	270 µF	16 V	5000 Hrs	0.197" (5.00mm)	0.394" (10.00mm)	0.551" (14.00mm)	120 mOhms	312.5 mA	Active	Yes
ELXY160ELL271MH12D	Chemi-Con	270 µF	16 V	3000 Hrs	0.138" (4.60mm)	0.315" (8.00mm)	0.531" (14.60mm)	170 mOhms	222.5 mA	Active	Yes

Engineering Selection Recommendations

Direct Equivalent (Preferred for Drop-In Replacement): UPM1C271MPD6TD is the direct equivalent, differing only in packaging format (Cut Tape vs. Bulk). Both maintain identical electrical specifications, physical dimensions, and AEC-Q200 automotive compliance. Selection between these depends on procurement quantity and assembly process requirements.

High-Reliability Substitute (5000 Hrs Lifetime): ELXY160ELL271MJC5S (Chemi-Con) matches the 5000-hour lifetime specification and maintains identical lead spacing and physical envelope. This part is currently Active in production status, providing supply continuity advantages over the "Not For New Designs" UPM1C271MPD6. Lower impedance (120 mOhms vs. 140 mOhms) provides improved ripple current performance. AEC-Q200 compliance is maintained.

Active Production Alternatives (Reduced Lifetime): Panasonic EEU-FC series (EEU-FC1C271, EEU-FC1C271B, EEU-FC1C271BJ) are currently Active products with 2000-hour lifetime ratings. These represent a 60% reduction in thermal endurance compared to the main part. Selection is appropriate only where application duty cycles do not demand extended thermal stress performance. Lead spacing variations (0.138" or 0.197") require PCB layout verification. Lower impedance (117 mOhms) provides superior ripple current handling.

Reduced-Performance Alternatives (3000 Hrs Lifetime): Nichicon UPJ and UPM series (3000-hour variants) and Chemi-Con ELXY160ELL271MH12D offer intermediate thermal endurance. These are suitable for applications with moderate thermal stress. Mechanical envelope variations require verification against PCB constraints.

Compliance Considerations: All recommended substitutes maintain ROHS3 compliance and AEC-Q200 automotive certification, with the exception of Nichicon UPJ series, which lacks AEC-Q200 rating. For automotive applications requiring AEC-Q200 compliance, UPJ series substitutes are not recommended.

Frequently Asked Questions (FAQ)

Q: Can UPM1C271MPD6 be replaced with UPJ1C271MPD6? A: Electrical substitution is feasible. Both parts share identical capacitance, voltage, tolerance, and 5000-hour lifetime. However, UPJ1C271MPD6 lacks AEC-Q200 certification. For automotive applications requiring AEC-Q200 compliance, this substitution is not recommended. Physical dimensions differ slightly (height 0.551" vs. 0.571"), requiring PCB layout verification. Impedance is higher (220 mOhms vs. 140 mOhms), resulting in reduced ripple current performance.

Q: What is the difference between UPM1C271MPD6 and UPM1C271MPD6TD? A: These parts are electrically and mechanically identical. The only difference is packaging format: UPM1C271MPD6 is supplied in Bulk packaging, while UPM1C271MPD6TD is supplied in Cut Tape (CT) format. Selection depends on assembly process requirements and procurement volume.

Q: Can I use EEU-FC1C271BJ as a direct replacement? A: EEU-FC1C271BJ is electrically compatible but with performance trade-offs. Capacitance, voltage, and tolerance match exactly. However, lifetime is reduced to 2000 hours (60% less than the original 5000 hours). Lead spacing is 0.138" (4.60mm) instead of 0.197" (5.00mm), requiring PCB layout verification. Physical dimensions are significantly smaller. This substitution is acceptable for applications with lower thermal stress or where space constraints favor compact packaging.

Q: Why does ELXY160ELL271MJC5S have lower impedance than the original part? A: Impedance is a function of capacitor internal construction and materials. Lower impedance (120 mOhms vs. 140 mOhms) indicates superior internal resistance characteristics, resulting in better ripple current performance and lower heat generation. This is a performance advantage, not a limitation.

Q: Is the Panasonic EEU-FC series suitable for automotive applications? A: Yes. Panasonic EEU-FC series parts carry AEC-Q200 certification and are rated for automotive applications. However, the 2000-hour lifetime is significantly lower than the original 5000-hour specification. Suitability depends on application thermal stress profile and expected service life requirements.

Q: What happens if I use a substitute with different lead spacing? A: Lead spacing affects PCB hole positioning and component mounting. Substitutes with 0.138" (4.60mm) lead spacing instead of 0.197" (5.00mm) require PCB layout modification. Physical footprint changes may also affect thermal management and board layout efficiency. Mechanical compatibility must be verified before implementation.

Q: Can I use ELXY160ELL271MH12D as a substitute? A: ELXY160ELL271MH12D is electrically compatible but with significant performance reduction. Lifetime is 3000 hours (40% less than original). Lead spacing is 0.138" (4.60mm), requiring PCB verification. Impedance is higher (170 mOhms vs. 140 mOhms), reducing ripple current capability to 222.5 mA (53% less than original 470 mA). This substitution is suitable only for applications with reduced thermal and ripple current demands.

Q: Why are some substitutes marked "Not For New Designs"? A: "Not For New Designs" indicates the manufacturer has discontinued active development and is phasing out the product line. These parts may still be available from inventory but are not recommended for new circuit designs. For new designs, Active status products (Panasonic EEU-FC series, Chemi-Con ELXY series) are preferred for long-term supply assurance.

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