Nichicon UTS1A221MPD Equivalent & Substitute Parts

Part Overview

The Nichicon UTS1A221MPD is a 220 µF, 10 V aluminum electrolytic capacitor in radial, can package rated for 5000 hours at 105°C. This part is classified as obsolete, making equivalent and substitute parts necessary for ongoing production and maintenance applications. Substitute parts maintain the core electrical specifications (220 µF capacitance, 10 V rated voltage, ±20% tolerance) while offering variations in lifetime ratings, ripple current handling, physical dimensions, and manufacturer availability.

Key Parameters

Parameter	Value
Capacitance	220 µF
Voltage Rating	10 V
Tolerance	±20%
Lifetime @ 105°C	5000 Hrs
Operating Temperature Range	-40°C ~ 105°C
Polarization	Polar
Package Type	Radial, Can
Mounting Type	Through Hole
Lead Spacing	0.098" (2.50mm) or 0.138" (4.60mm)
Size / Diameter	0.248" (6.30mm) or 0.315" (8.00mm)

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict adherence to the following criteria:

Core Electrical Requirements (Non-Negotiable):

Capacitance: 220 µF
Voltage Rating: 10 V
Tolerance: ±20%
Polarization: Polar
Package Type: Radial, Can
Mounting Type: Through Hole

Variable Parameters (Allowed to Differ):

Lifetime @ 105°C: 1000 Hrs to 5000 Hrs
Ripple Current @ Low Frequency: 100 mA to 318.5 mA @ 120 Hz
Ripple Current @ High Frequency: 130 mA to 465 mA @ 100 kHz
Lead Spacing: 0.098" (2.50mm) or 0.138" (4.60mm)
Physical Dimensions: Height and diameter variations within radial can format
Manufacturer: Nichicon, Panasonic Electronic Components, Chemi-Con
Product Status: Active, Obsolete, or Not For New Designs
Packaging Format: Bulk, Tape & Box, Cut Tape

All substitute parts listed maintain the same electrical core specifications and through-hole radial can package format, ensuring functional compatibility in applications designed for the UTS1A221MPD.

Parameter Comparison

Part Number	Manufacturer	Capacitance	Voltage	Tolerance	Lifetime @ 105°C	Lead Spacing	Size / Diameter	Height (Max)	Product Status	RoHS Status
UTS1A221MPD	Nichicon	220 µF	10 V	±20%	5000 Hrs	0.138" (4.60mm)	0.315" (8.00mm)	0.354" (9.00mm)	Obsolete	Not Specified
UHD1A221MED	Nichicon	220 µF	10 V	±20%	2000 Hrs	0.098" (2.50mm)	0.248" (6.30mm)	0.492" (12.50mm)	Obsolete	ROHS3 Compliant
UHE1A221MED	Nichicon	220 µF	10 V	±20%	4000 Hrs	0.098" (2.50mm)	0.248" (6.30mm)	0.433" (11.00mm)	Obsolete	ROHS3 Compliant
UKL1A221MPDANA	Nichicon	220 µF	10 V	±20%	1000 Hrs	0.138" (4.60mm)	0.315" (8.00mm)	0.492" (12.50mm)	Not For New Designs	ROHS3 Compliant
EEU-EB1A221S	Panasonic Electronic Components	220 µF	10 V	±20%	5000 Hrs	0.098" (2.50mm)	0.248" (6.30mm)	0.480" (12.20mm)	Active	ROHS3 Compliant
EEU-EB1A221SB	Panasonic Electronic Components	220 µF	10 V	±20%	5000 Hrs	0.197" (5.00mm)	0.248" (6.30mm)	0.480" (12.20mm)	Active	ROHS3 Compliant
EEU-EB1A221SH	Panasonic Electronic Components	220 µF	10 V	±20%	5000 Hrs	0.098" (2.50mm)	0.248" (6.30mm)	0.480" (12.20mm)	Active	ROHS3 Compliant
EEU-FM1A221	Panasonic Electronic Components	220 µF	10 V	±20%	2000 Hrs	0.098" (2.50mm)	0.248" (6.30mm)	0.500" (12.70mm)	Active	ROHS3 Compliant
EEU-FR1A221	Panasonic Electronic Components	220 µF	10 V	±20%	5000 Hrs	0.098" (2.50mm)	0.248" (6.30mm)	0.500" (12.70mm)	Active	ROHS3 Compliant
EEU-FR1A221B	Panasonic Electronic Components	220 µF	10 V	±20%	5000 Hrs	0.197" (5.00mm)	0.248" (6.30mm)	0.500" (12.70mm)	Active	ROHS3 Compliant
EKZE100ELL221MF11D	Chemi-Con	220 µF	10 V	±20%	2000 Hrs	0.098" (2.50mm)	0.248" (6.30mm)	0.433" (11.00mm)	Active	ROHS3 Compliant

Engineering Selection Recommendations

For Active Product Status Priority: Panasonic Electronic Components EEU-EB1A221S, EEU-EB1A221SH, EEU-FR1A221, and EEU-FR1A221B are active products with ROHS3 compliance. These parts provide the same 5000-hour lifetime rating as the original UTS1A221MPD and are suitable for new designs and ongoing production.

For Nichicon Continuity: Nichicon UHE1A221MED offers 4000-hour lifetime with ROHS3 compliance and remains within the Nichicon product family. UHD1A221MED provides 2000-hour lifetime with higher ripple current capability.

For Cost-Optimized Applications: Panasonic EEU-FM1A221 and Chemi-Con EKZE100ELL221MF11D both provide 2000-hour lifetime ratings with active product status and ROHS3 compliance, offering lower cost alternatives where extended lifetime is not required.

Lead Spacing Considerations: The original UTS1A221MPD uses 0.138" (4.60mm) lead spacing. Most active substitutes use 0.098" (2.50mm) spacing. EEU-EB1A221SB and EEU-FR1A221B offer 0.197" (5.00mm) spacing for applications requiring wider lead separation. PCB layout modification may be necessary when switching lead spacing.

Physical Dimension Compatibility: The original part measures 0.315" diameter × 0.354" height. Most active substitutes use smaller 0.248" diameter cans with varying heights (0.480" to 0.500"). Verify PCB footprint and clearance before substitution.

Frequently Asked Questions (FAQ)

Q: Can I substitute an EEU-FR1A221 (Panasonic) for the UTS1A221MPD (Nichicon)? A: Yes. Both parts share identical electrical specifications: 220 µF, 10 V, ±20% tolerance, and 5000-hour lifetime at 105°C. The EEU-FR1A221 is an active product with ROHS3 compliance. Physical dimensions differ (smaller diameter, different height and lead spacing), requiring PCB layout verification.

Q: What is the difference between EEU-FM1A221 and EEU-FR1A221? A: Both are Panasonic radial aluminum electrolytic capacitors with 220 µF, 10 V specifications. The primary difference is lifetime: EEU-FM1A221 is rated for 2000 hours at 105°C, while EEU-FR1A221 is rated for 5000 hours at 105°C. Both use identical lead spacing (0.098") and physical dimensions.

Q: Why do some substitutes have lower lifetime ratings (1000 or 2000 hours vs. 5000 hours)? A: Lifetime rating reflects the expected operational duration at maximum rated temperature (105°C). Lower lifetime ratings indicate different internal construction or materials. Selection depends on application requirements and expected operating conditions.

Q: Are all listed substitutes ROHS3 compliant? A: No. The original UTS1A221MPD does not specify RoHS status. All Panasonic (EEU series) and Chemi-Con (EKZE series) substitutes are ROHS3 compliant. Nichicon obsolete parts (UHD, UHE, UKL series) are ROHS3 compliant; the original UTS series does not specify compliance.

Q: What is the impact of different lead spacing on PCB compatibility? A: Lead spacing determines the distance between component pins on the PCB. The original UTS1A221MPD uses 0.138" (4.60mm) spacing. Most active substitutes use 0.098" (2.50mm) spacing. Mismatched spacing requires PCB redesign or use of adapter solutions. Verify lead spacing before component selection.

Q: Can I use a substitute with lower ripple current rating? A: Ripple current rating indicates the maximum AC current the capacitor can handle without exceeding temperature limits. Substitutes with lower ripple current ratings must not be used in applications exceeding their specified limits. Verify application ripple current requirements against substitute specifications.

Q: Which substitute offers the best availability? A: Panasonic EEU-FM1A221 shows the highest inventory (46,088 pcs), followed by EEU-EB1A221SH (6,351 pcs) and EEU-FR1A221B (12,464 pcs). All three are active products with ROHS3 compliance.

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