UPS1V221MPD Equivalent & Substitute Parts

Part Overview

The Nichicon UPS1V221MPD is a 220 µF, 35 V aluminum electrolytic capacitor in radial, can package with a rated lifetime of 2000 hours at 105°C. This component is classified as "Not For New Designs," indicating it has been superseded in Nichicon's product portfolio.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, repair, and legacy system support where original stock is unavailable or depleted.

Key Parameters

Parameter	Value
Capacitance	220 µF
Voltage Rating	35 V
Tolerance	±20%
Lifetime @ 105°C	2000 Hrs
Operating Temperature Range	-55°C ~ 105°C
Polarization	Polar
Package Type	Radial, Can
Lead Spacing	0.197" (5.00 mm)
Case Diameter	0.394" (10.00 mm)
Height (Seated Max)	0.551" (14.00 mm)
Mounting Type	Through Hole
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility for the UPS1V221MPD is determined by the following criteria:

Core Electrical Parameters (Must Match):

Capacitance: 220 µF
Voltage Rating: 35 V or higher
Tolerance: ±20%
Polarization: Polar

Mechanical Parameters (Must Match or Be Compatible):

Package Type: Radial, Can
Lead Spacing: 0.197" (5.00 mm) preferred; 0.138" (4.60 mm) acceptable with PCB redesign
Case Diameter: 0.394" (10.00 mm) preferred; 0.315" (8.00 mm) acceptable with space constraints
Height: 0.551" (14.00 mm) or less preferred for direct replacement

Performance Parameters (May Exceed):

Lifetime @ 105°C: 2000 Hrs minimum; higher ratings (3000, 5000 Hrs) are acceptable upgrades
Ripple Current: Higher values indicate improved performance
Impedance: Lower values indicate better high-frequency performance

Compliance Parameters:

RoHS Status: ROHS3 Compliant required
Mounting Type: Through Hole

Substitutes are grouped into three categories: Direct Manufacturer (same electrical and mechanical specs), Upgrade (higher voltage or extended lifetime), and Similar (different lead spacing or case dimensions requiring PCB evaluation).

Parameter Comparison

Part Number	Manufacturer	Series	Capacitance	Voltage	Lifetime @ 105°C	Lead Spacing	Case Dia	Height (Max)	Product Status	RoHS
UPS1V221MPD	Nichicon	UPS	220 µF	35 V	2000 Hrs	0.197" (5.00 mm)	0.394" (10.00 mm)	0.551" (14.00 mm)	Not For New Designs	ROHS3
UPS1V221MPD1AA	Nichicon	UPS	220 µF	35 V	2000 Hrs	0.197" (5.00 mm)	0.394" (10.00 mm)	0.551" (14.00 mm)	Active	ROHS3
UVZ1V221MPD1AA	Nichicon	UVZ	220 µF	35 V	2000 Hrs	0.197" (5.00 mm)	0.394" (10.00 mm)	0.551" (14.00 mm)	Active	ROHS3
UPW1V221MPD	Nichicon	UPW	220 µF	35 V	5000 Hrs	0.197" (5.00 mm)	0.394" (10.00 mm)	0.492" (12.50 mm)	Not For New Designs	ROHS3
UPJ1V221MPD	Nichicon	UPJ	220 µF	35 V	3000 Hrs	0.138" (4.60 mm)	0.315" (8.00 mm)	0.827" (21.00 mm)	Not For New Designs	ROHS3
UPJ1V221MPD6	Nichicon	UPJ	220 µF	35 V	5000 Hrs	0.197" (5.00 mm)	0.394" (10.00 mm)	0.591" (15.00 mm)	Not For New Designs	ROHS3
UPM1V221MPD	Nichicon	UPM	220 µF	35 V	3000 Hrs	0.138" (4.60 mm)	0.315" (8.00 mm)	0.846" (21.50 mm)	Not For New Designs	ROHS3
UPM1V221MPD6	Nichicon	UPM	220 µF	35 V	5000 Hrs	0.197" (5.00 mm)	0.394" (10.00 mm)	0.669" (17.00 mm)	Not For New Designs	ROHS3
UKA1H221MPD	Nichicon	UKA	220 µF	50 V	2000 Hrs	0.197" (5.00 mm)	0.394" (10.00 mm)	0.551" (14.00 mm)	Not For New Designs	ROHS3
50PX220MEFC10X12.5	Rubycon	PX	220 µF	50 V	2000 Hrs	0.197" (5.00 mm)	0.394" (10.00 mm)	0.551" (14.00 mm)	Active	ROHS3
227KXM035MLN	Cornell Dubilier / Illinois Capacitor	KXM	220 µF	35 V	4000 Hrs	0.197" (5.00 mm)	0.394" (10.00 mm)	0.551" (14.00 mm)	Active	ROHS3

Engineering Selection Recommendations

Parametric Equivalent (Direct Replacement): UPS1V221MPD1AA and UVZ1V221MPD1AA are parametric equivalents with identical electrical and mechanical specifications. Both are Active status products, making them the preferred choice for new procurement. UPS1V221MPD1AA maintains the original UPS series designation, while UVZ1V221MPD1AA offers an alternative from the UVZ series with slightly lower ripple current ratings.

Direct Manufacturer Upgrade (Same Footprint, Extended Lifetime): UPW1V221MPD provides a 5000-hour lifetime rating at 105°C compared to the original 2000 hours, with improved ripple current performance and lower impedance. The height is reduced to 0.492" (12.50 mm), ensuring direct PCB compatibility. This part is recommended for applications requiring enhanced reliability without redesign.

Voltage Upgrade (Higher Voltage Rating): UKA1H221MPD and 50PX220MEFC10X12.5 both provide 50 V rating with identical mechanical footprint. These are suitable for circuits where voltage margin improvement is desired. UKA1H221MPD is a Nichicon product (Not For New Designs status), while 50PX220MEFC10X12.5 from Rubycon is Active status and recommended for new designs.

Alternative Manufacturer (Same Specifications, Active Status): 227KXM035MLN from Cornell Dubilier / Illinois Capacitor provides identical electrical and mechanical specifications with 4000-hour lifetime and Active product status. This part is suitable for applications requiring multi-source qualification.

Compact Footprint Alternatives (Reduced Lead Spacing and Case Diameter): UPJ1V221MPD and UPM1V221MPD feature 0.138" (4.60 mm) lead spacing and 0.315" (8.00 mm) case diameter, enabling space-constrained designs. These require PCB layout modification. UPJ1V221MPD6 and UPM1V221MPD6 restore the 0.197" (5.00 mm) lead spacing while maintaining the compact case diameter, offering a middle-ground solution. UPM series parts carry AEC-Q200 automotive qualification.

Selection Priority:

UPS1V221MPD1AA or UVZ1V221MPD1AA for direct replacement with Active status
UPW1V221MPD for extended lifetime without redesign
50PX220MEFC10X12.5 for voltage upgrade with Active status
227KXM035MLN for multi-source qualification
UPJ1V221MPD6 or UPM1V221MPD6 for space-constrained applications

Frequently Asked Questions (FAQ)

Q: Can UPS1V221MPD1AA be used as a direct replacement for UPS1V221MPD? A: Yes. UPS1V221MPD1AA is a parametric equivalent with identical capacitance (220 µF), voltage rating (35 V), tolerance (±20%), lifetime (2000 Hrs @ 105°C), and mechanical dimensions. The primary advantage is Active product status, ensuring long-term availability. No circuit or PCB modifications are required.

Q: What is the difference between UPW1V221MPD and the original UPS1V221MPD? A: UPW1V221MPD maintains the same electrical specifications (220 µF, 35 V, ±20%) and footprint (0.197" lead spacing, 0.394" case diameter) but offers extended lifetime (5000 Hrs vs. 2000 Hrs @ 105°C), improved ripple current performance, and lower impedance (90 mOhms vs. 190 mOhms). Height is reduced from 0.551" to 0.492", ensuring direct PCB compatibility.

Q: Can I use a 50 V rated capacitor in place of a 35 V rated capacitor? A: Yes, provided all other parameters match. UKA1H221MPD and 50PX220MEFC10X12.5 both provide 50 V rating with identical mechanical footprint. Higher voltage ratings provide additional safety margin and are electrically compatible with 35 V circuits. No circuit modifications are required.

Q: What is the difference between UPJ1V221MPD and UPJ1V221MPD6? A: Both are 220 µF, 35 V capacitors from the UPJ series. UPJ1V221MPD has 0.138" (4.60 mm) lead spacing and 0.315" (8.00 mm) case diameter with 3000-hour lifetime. UPJ1V221MPD6 has 0.197" (5.00 mm) lead spacing and 0.394" (10.00 mm) case diameter with 5000-hour lifetime. UPJ1V221MPD6 is mechanically compatible with the original UPS1V221MPD footprint.

Q: Are UPM series capacitors suitable for automotive applications? A: Yes. UPM1V221MPD and UPM1V221MPD6 carry AEC-Q200 automotive qualification. These parts are suitable for automotive-grade applications requiring enhanced reliability standards. Both maintain 220 µF, 35 V specifications with improved ripple current performance.

Q: What does "Not For New Designs" mean? A: This status indicates the part has been superseded in the manufacturer's portfolio and is no longer recommended for new product development. However, the part remains available for maintenance and legacy system support. For new designs, Active status alternatives such as UPS1V221MPD1AA, UVZ1V221MPD1AA, or 50PX220MEFC10X12.5 are recommended.

Q: Can I substitute UPS1V221MPD with a different manufacturer's part? A: Yes. 227KXM035MLN from Cornell Dubilier / Illinois Capacitor provides identical electrical and mechanical specifications (220 µF, 35 V, ±20%, 0.197" lead spacing, 0.394" case diameter) with Active product status. Multi-source qualification may require design review and testing per your organization's procedures.

Q: What is the impact of impedance differences between substitute parts? A: Lower impedance indicates better high-frequency performance and reduced voltage ripple. UPW1V221MPD (90 mOhms) and UPM1V221MPD (85 mOhms) provide superior high-frequency characteristics compared to the original UPS1V221MPD (190 mOhms). This is beneficial for noise-sensitive applications but not required for general-purpose circuits.

Q: Are all listed substitutes RoHS3 compliant? A: Yes. All substitute parts listed are ROHS3 compliant, meeting environmental and regulatory requirements for electronic components.

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