UVZ1C331MPD1TA Equivalent & Substitute Parts

Part Overview

The UVZ1C331MPD1TA is a 330 µF, 16 V aluminum electrolytic capacitor in radial configuration manufactured by Nichicon. This component is classified as Not For New Designs, indicating it has been superseded in Nichicon's product portfolio.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 ongoing maintenance, repair, and legacy system support where this specific part number may no longer be readily available or where design improvements are desired.

Key Parameters

Parameter	Value
Capacitance	330 µF
Voltage Rating	16 V
Tolerance	±20%
Lifetime @ 105°C	1000 Hrs
Operating Temperature Range	-55°C ~ 105°C
Polarization	Polar
Package Type	Radial, Can
Mounting Type	Through Hole
Size / Dimension	0.315" Dia (8.00mm)
Height - Seated (Max)	0.512" (13.00mm)
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution for the UVZ1C331MPD1TA is determined by the following critical parameters:

Capacitance: 330 µF (exact match required)
Voltage Rating: 16 V minimum (equal or higher voltage rating is acceptable)
Tolerance: ±20% (standard tolerance for this category)
Package Type: Radial, Can configuration
Mounting Type: Through Hole
Physical Dimensions: 0.315" Dia (8.00mm) and 0.512" (13.00mm) height for PCB compatibility
Polarization: Polar (electrolytic capacitor)
Operating Temperature Range: -55°C ~ 105°C
RoHS Compliance: ROHS3 Compliant

Substitute parts are grouped into three categories:

Direct Substitutes (Same Voltage Rating): Parts with identical 16 V rating and matching physical dimensions. These include UPA1C331MPD1TA, UPS1C331MPD1TD, UPW1C331MPD1TA, UVZ1C331MPD1TD, and 860160374020.
Upgrade Substitute (Higher Voltage Rating): UPA1E331MPD1TA with 25 V rating provides enhanced voltage margin while maintaining identical capacitance and physical form factor.
Parametric Equivalent (Different Manufacturer): EEU-HD1C331B from Panasonic meets all electrical specifications and physical requirements with identical 16 V rating.

Parameter Comparison

Part Number	Manufacturer	Series	Capacitance	Voltage	Lifetime @ 105°C	Lead Spacing	Product Status	Inventory
UVZ1C331MPD1TA	Nichicon	UVZ	330 µF	16 V	1000 Hrs	0.197" (5.00mm)	Not For New Designs	1032 Pcs
UPA1C331MPD1TA	Nichicon	UPA	330 µF	16 V	3000 Hrs	0.138" (4.60mm)	Active	738 Pcs
UPS1C331MPD1TD	Nichicon	UPS	330 µF	16 V	2000 Hrs	0.138" (4.60mm)	Not For New Designs	14638 Pcs
UPW1C331MPD1TA	Nichicon	UPW	330 µF	16 V	3000 Hrs	0.138" (4.60mm)	Not For New Designs	2801 Pcs
UVZ1C331MPD1TD	Nichicon	UVZ	330 µF	16 V	1000 Hrs	0.138" (4.60mm)	Not For New Designs	2851 Pcs
UPA1E331MPD1TA	Nichicon	UPA	330 µF	25 V	3000 Hrs	0.138" (4.60mm)	Active	1044 Pcs
860160374020	Würth Elektronik	WCAP-ATLL	330 µF	16 V	4000 Hrs	0.138" (4.60mm)	Active	1602 Pcs
EEU-HD1C331B	Panasonic	HD	330 µF	16 V	1000 Hrs	0.197" (5.00mm)	Active	1766 Pcs

Engineering Selection Recommendations

For Active Product Status Priority: UPA1C331MPD1TA is the primary Nichicon substitute with Active status, offering 3000 Hrs lifetime at 105°C compared to the original 1000 Hrs. This part maintains compatibility with the original lead spacing of 0.197" (5.00mm) in the UVZ1C331MPD1TA variant (UVZ1C331MPD1TD uses 0.138" spacing).

For Extended Lifetime Requirements: 860160374020 from Würth Elektronik provides the longest operational lifetime at 4000 Hrs @ 105°C while maintaining 16 V rating and identical physical dimensions. This part is Active status and ROHS3 compliant.

For Voltage Margin Enhancement: UPA1E331MPD1TA offers a 25 V rating with Active status and 3000 Hrs lifetime, suitable for applications requiring higher voltage headroom while maintaining identical capacitance and form factor.

For Cross-Manufacturer Compatibility: EEU-HD1C331B from Panasonic provides parametric equivalence with Active status and matches the original 0.197" (5.00mm) lead spacing, enabling direct PCB replacement without layout modifications.

For High-Volume Availability: UPS1C331MPD1TD offers the largest inventory (14638 Pcs) with 2000 Hrs lifetime, though classified as Not For New Designs.

Frequently Asked Questions (FAQ)

Q: Can I use a 25 V rated capacitor in place of a 16 V rated capacitor?

A: Yes. UPA1E331MPD1TA with 25 V rating is a valid substitute. Higher voltage ratings provide additional safety margin and are electrically compatible in circuits designed for lower voltages. The capacitance value (330 µF) and physical dimensions remain identical.

Q: What is the significance of lead spacing differences (0.197" vs 0.138")?

A: Lead spacing determines PCB hole pattern compatibility. The original UVZ1C331MPD1TA uses 0.197" (5.00mm) spacing. Substitutes with 0.138" (4.60mm) spacing require PCB layout verification. EEU-HD1C331B and UPA1C331MPD1TA maintain the original 0.197" spacing for direct replacement without layout changes.

Q: Why do some substitutes have longer lifetimes?

A: Lifetime ratings (1000 Hrs, 2000 Hrs, 3000 Hrs, 4000 Hrs @ 105°C) reflect different internal construction and electrolyte formulations. Longer lifetimes indicate improved thermal stability and reduced degradation rates. Selection depends on application reliability requirements.

Q: Are all substitutes ROHS3 compliant?

A: Yes. All listed substitutes are ROHS3 compliant, matching the original part's environmental compliance status.

Q: What does "Not For New Designs" status mean?

A: This designation indicates the part has been superseded by newer alternatives in the manufacturer's portfolio. While still available and functional, it is not recommended for new product development. Active status parts are preferred for new designs.

Q: Can I mix different substitute parts in the same circuit?

A: All listed substitutes share identical capacitance (330 µF), voltage rating (16 V or higher), tolerance (±20%), and operating temperature range (-55°C ~ 105°C). They are electrically interchangeable within these parameters. Physical lead spacing must be verified against PCB design.

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