Equivalent & Substitute Parts for UPS1A102MPD

Part Overview

The Nichicon UPS1A102MPD is a 1000 µF, 10 V aluminum electrolytic capacitor in radial configuration with a 2000-hour lifetime at 105°C. This component is classified as "Not For New Designs," indicating it has been superseded in Nichicon's product portfolio. Finding equivalent or substitute parts is necessary for maintenance applications, legacy system repairs, and inventory management where the original part is unavailable or where design upgrades are required.

Key Parameters

Parameter	Value
Capacitance	1000 µF
Voltage Rating	10 V
Tolerance	±20%
Lifetime @ 105°C	2000 Hrs
Operating Temperature Range	-55°C ~ 105°C
Polarization	Polar
Mounting Type	Through Hole
Package	Radial, Can
Lead Spacing	0.197" (5.00 mm)
Size / Diameter	0.394" (10.00 mm)
Height - Seated (Max)	0.689" (17.50 mm)
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution for the UPS1A102MPD is determined by strict adherence to the following electrical and mechanical parameters:

Primary Substitution Criteria:

Capacitance: 1000 µF (exact match required)
Voltage Rating: 10 V minimum (equal or higher voltage rating acceptable)
Tolerance: ±20% (matching tolerance preferred)
Polarization: Polar (must remain polar)
Mounting Type: Through Hole (must match)
Package: Radial, Can (must match)
Lead Spacing: 0.197" (5.00 mm) (must match for PCB compatibility)
Physical Dimensions: Compatible with 0.394" (10.00 mm) diameter envelope

Secondary Considerations:

Lifetime @ 105°C: 2000 hours or greater (higher lifetime acceptable for improved reliability)
Operating Temperature Range: -55°C ~ 105°C (must encompass or match)
RoHS Compliance: ROHS3 Compliant (maintained across all substitutes)

Parts are grouped into two categories: Upgrade substitutes (direct replacements with enhanced specifications) and Similar substitutes (compatible alternatives with minor dimensional or performance variations).

Parameter Comparison

Part Number	Manufacturer	Series	Capacitance	Voltage	Lifetime @ 105°C	Lead Spacing	Diameter	Height (Max)	Product Status
UPS1A102MPD	Nichicon	UPS	1000 µF	10 V	2000 Hrs	0.197" (5.00 mm)	0.394" (10.00 mm)	0.689" (17.50 mm)	Not For New Designs
UKA1A102MPD	Nichicon	UKA	1000 µF	10 V	2000 Hrs	0.197" (5.00 mm)	0.394" (10.00 mm)	0.689" (17.50 mm)	Not For New Designs
UKA1C102MPD	Nichicon	UKA	1000 µF	16 V	2000 Hrs	0.197" (5.00 mm)	0.394" (10.00 mm)	0.689" (17.50 mm)	Not For New Designs
UPA1A102MPD3	Nichicon	UPA	1000 µF	10 V	4000 Hrs	0.197" (5.00 mm)	0.394" (10.00 mm)	0.689" (17.50 mm)	Active
UPA1C102MPD	Nichicon	UPA	1000 µF	16 V	4000 Hrs	0.197" (5.00 mm)	0.394" (10.00 mm)	0.689" (17.50 mm)	Active
UPJ1A102MHD6	Nichicon	UPJ	1000 µF	10 V	5000 Hrs	0.197" (5.00 mm)	0.492" (12.50 mm)	0.650" (16.50 mm)	Not For New Designs
UPJ1A102MPD	Nichicon	UPJ	1000 µF	10 V	5000 Hrs	0.197" (5.00 mm)	0.394" (10.00 mm)	0.846" (21.50 mm)	Not For New Designs
UPM1A102MHD6	Nichicon	UPM	1000 µF	10 V	5000 Hrs	0.197" (5.00 mm)	0.492" (12.50 mm)	0.669" (17.00 mm)	Not For New Designs
UPM1A102MPD	Nichicon	UPM	1000 µF	10 V	5000 Hrs	0.197" (5.00 mm)	0.394" (10.00 mm)	0.866" (22.00 mm)	Not For New Designs
UPW1A102MPD	Nichicon	UPW	1000 µF	10 V	5000 Hrs	0.197" (5.00 mm)	0.394" (10.00 mm)	0.630" (16.00 mm)	Not For New Designs
UPW1A102MPD6	Nichicon	UPW	1000 µF	10 V	3000 Hrs	0.138" (4.60 mm)	0.315" (8.00 mm)	0.787" (20.00 mm)	Not For New Designs

Engineering Selection Recommendations

Direct Substitutes (Identical Footprint and Electrical Specifications):

UKA1A102MPD and UPA1A102MPD3 are the primary candidates for direct substitution. Both maintain the exact capacitance (1000 µF), voltage rating (10 V), lead spacing (0.197"), and physical diameter (0.394"). UPA1A102MPD3 is preferred where extended component life is required, as it offers 4000-hour lifetime at 105°C compared to the original 2000 hours, and carries Active product status, ensuring continued availability and support.

Voltage-Upgraded Substitutes:

UKA1C102MPD and UPA1C102MPD provide 16 V rating while maintaining all other electrical and mechanical parameters. These are suitable for applications where higher voltage margin is beneficial. UPA1C102MPD is the recommended choice due to its Active status and 4000-hour lifetime specification.

Height-Constrained Applications:

UPW1A102MPD offers the lowest profile at 0.630" (16.00 mm) height, suitable for space-limited PCB layouts. It maintains all other critical parameters including lead spacing and diameter.

Dimensional Variations:

UPJ1A102MHD6 and UPM1A102MHD6 feature larger diameter (0.492") and may require PCB layout verification. UPM series components carry AEC-Q200 automotive qualification, suitable for automotive applications.

Not Recommended for New Designs:

All substitute parts except UPA1A102MPD3 and UPA1C102MPD carry "Not For New Designs" status. For new product development, UPA series (Active status) should be the primary selection.

Frequently Asked Questions (FAQ)

Q: Can UPA1A102MPD3 directly replace UPS1A102MPD without PCB modification?

A: Yes. UPA1A102MPD3 maintains identical lead spacing (0.197"), diameter (0.394"), and height (0.689"), ensuring direct PCB compatibility. The extended 4000-hour lifetime at 105°C provides improved reliability without design changes.

Q: What is the difference between UKA and UPA series substitutes?

A: Both series maintain identical electrical and mechanical specifications for the 1000 µF, 10 V configuration. UPA series offers extended lifetime (4000 hours vs. 2000 hours) and Active product status, making it the preferred choice for ongoing production and maintenance applications.

Q: Can I use UPA1C102MPD (16 V) in place of UPS1A102MPD (10 V)?

A: Yes. Higher voltage rating capacitors are electrically compatible in circuits designed for lower voltages. UPA1C102MPD provides additional voltage margin and 4000-hour lifetime. Verify PCB layout compatibility: both maintain 0.197" lead spacing and 0.394" diameter.

Q: Are there dimensional constraints I should consider?

A: Yes. Most substitutes maintain the original 0.394" diameter and 0.197" lead spacing. Exceptions include UPJ1A102MHD6 and UPM1A102MHD6 (0.492" diameter) and UPW1A102MPD6 (0.315" diameter, 0.138" lead spacing). Verify PCB footprint compatibility before selection.

Q: Which substitute is best for automotive applications?

A: UPM1A102MHD6 and UPM1A102MPD carry AEC-Q200 automotive qualification. Both provide 5000-hour lifetime at 105°C. UPM1A102MHD6 has a larger diameter (0.492"); UPM1A102MPD maintains the standard 0.394" diameter but with increased height (0.866").

Q: What is the product status significance?

A: Active status (UPA1A102MPD3, UPA1C102MPD) indicates ongoing manufacturing and support. "Not For New Designs" status indicates the part is available but not recommended for new product development. For maintenance and legacy system repairs, both statuses are acceptable; for new designs, Active status parts are preferred.

Q: Do all substitutes maintain ROHS3 compliance?

A: Yes. All listed substitute parts maintain ROHS3 Compliant status, consistent with the original UPS1A102MPD specification.

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