UTM1A470MPD Equivalent & Substitute Parts

Part Overview

The UTM1A470MPD is a 47 µF, 10 V aluminum electrolytic capacitor in radial, can package manufactured by Nichicon. This component is classified as obsolete, making equivalent and substitute parts necessary for ongoing production and maintenance applications. The part operates across a temperature range of -40°C to 85°C with a rated lifetime of 2000 hours at 85°C, suitable for general-purpose applications requiring stable capacitance in low-voltage circuits.

Key Parameters

Parameter	Value
Capacitance	47 µF
Voltage Rating	10 V
Tolerance	±20%
Lifetime @ Temperature	2000 Hrs @ 85°C
Operating Temperature Range	-40°C ~ 85°C
Package Type	Radial, Can
Lead Spacing	0.138" (4.60mm)
Size / Dimension	0.315" Dia (8.00mm)
Height - Seated (Max)	0.492" (12.50mm)
Mounting Type	Through Hole
Polarization	Polar

Substitute Part Grouping Explanation

Substitution for the UTM1A470MPD is determined by strict adherence to the following electrical and mechanical parameters:

Primary Substitution Criteria:

Capacitance value: 47 µF (exact match required)
Tolerance: ±20% (acceptable)
Voltage rating: Equal to or greater than 10 V
Package type: Radial, Can (mechanical compatibility)
Lead spacing: 0.138" (4.60mm) (PCB footprint compatibility)
Size / Dimension: 0.315" Dia (8.00mm) (board space constraint)
Mounting type: Through Hole (assembly process compatibility)
Polarization: Polar (circuit requirement)

Secondary Considerations:

Operating temperature range must encompass or exceed -40°C ~ 85°C
Lifetime rating at operating temperature should meet or exceed 2000 hours at 85°C
RoHS and REACH compliance status

Substitute parts are grouped into two categories: direct equivalents (matching voltage rating) and higher-voltage alternatives (exceeding 10 V rating, suitable for drop-in replacement in circuits with design margin).

Parameter Comparison

Part Number	Manufacturer	Capacitance	Voltage	Tolerance	Lifetime @ Temp	Operating Temp Range	Height (Max)	Product Status	RoHS Status
UTM1A470MPD	Nichicon	47 µF	10 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	0.492" (12.50mm)	Obsolete	Not specified
10TWL47KEFC8X11.5	Rubycon	47 µF	10 V	±10%	2000 Hrs @ 85°C	-40°C ~ 85°C	0.512" (13.00mm)	Active	ROHS3 Compliant
16TWL47MEFC8X11.5	Rubycon	47 µF	16 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	0.512" (13.00mm)	Active	ROHS3 Compliant
UVK2A470MPD	Nichicon	47 µF	100 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	0.512" (13.00mm)	Not For New Designs	ROHS3 Compliant
UPJ1J470MPD	Nichicon	47 µF	63 V	±20%	3000 Hrs @ 105°C	-55°C ~ 105°C	0.492" (12.50mm)	Not For New Designs	ROHS3 Compliant
UPS1J470MPD	Nichicon	47 µF	63 V	±20%	2000 Hrs @ 105°C	-55°C ~ 105°C	0.512" (13.00mm)	Not For New Designs	ROHS3 Compliant
UPV1H470MGD	Nichicon	47 µF	50 V	±20%	5000 Hrs @ 105°C	-55°C ~ 105°C	0.512" (13.00mm)	Not For New Designs	ROHS3 Compliant
100PK47MEFC8X11.5	Rubycon	47 µF	100 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	0.512" (13.00mm)	Active	ROHS3 Compliant
476CKH063M	Cornell Dubilier / Illinois Capacitor	47 µF	63 V	±20%	2000 Hrs @ 105°C	-40°C ~ 105°C	0.512" (13.00mm)	Active	ROHS3 Compliant
476CKR063M	Cornell Dubilier / Illinois Capacitor	47 µF	63 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	0.512" (13.00mm)	Active	ROHS3 Compliant
476KBM063M	Cornell Dubilier / Illinois Capacitor	47 µF	63 V	±20%	7000 Hrs @ 105°C	-40°C ~ 105°C	0.512" (13.00mm)	Active	ROHS3 Compliant

Engineering Selection Recommendations

Direct Equivalent (Same Voltage Rating): The 10TWL47KEFC8X11.5 from Rubycon is the primary direct equivalent. It maintains the 10 V voltage rating and 47 µF capacitance with identical operating temperature range. This part carries Active product status and ROHS3 compliance, making it suitable for new designs. The tolerance is tighter (±10% vs ±20%), providing improved capacitance stability. Height increases by 0.020" (0.50mm), which is acceptable for most PCB layouts.

Higher-Voltage Alternatives: Parts rated at 16 V, 50 V, 63 V, and 100 V are electrically compatible substitutes. These provide design margin in circuits where voltage stress is not critical. The 16TWL47MEFC8X11.5 (16 V, Rubycon, Active) and 100PK47MEFC8X11.5 (100 V, Rubycon, Active) are recommended for new designs due to Active product status and ROHS3 compliance.

Nichicon Series Alternatives: The UPJ1J470MPD, UPS1J470MPD, and UPV1H470MGD are Nichicon alternatives with higher voltage ratings and extended temperature ranges. These carry "Not For New Designs" status, limiting their use to legacy system maintenance or where Nichicon sourcing is mandated.

Cornell Dubilier / Illinois Capacitor Options: The 476CKH063M, 476CKR063M, and 476KBM063M series provide 63 V rated alternatives with Active product status. The 476KBM063M offers extended lifetime (7000 hours @ 105°C), suitable for applications requiring enhanced reliability.

Frequently Asked Questions (FAQ)

Q: Can I use a higher-voltage rated capacitor as a substitute? A: Yes. A capacitor rated at higher voltage than the original design requirement is electrically compatible. The UTM1A470MPD operates at 10 V; substitutes rated at 16 V, 50 V, 63 V, or 100 V will function correctly in the same circuit. Higher voltage rating does not degrade performance in lower-voltage applications.

Q: What is the impact of tolerance differences between ±20% and ±10%? A: Tolerance defines the acceptable range of actual capacitance value. The 10TWL47KEFC8X11.5 with ±10% tolerance provides tighter capacitance control (42.3 µF to 51.7 µF) compared to the original ±20% specification (37.6 µF to 56.4 µF). This improves circuit performance in applications sensitive to capacitance variation.

Q: Are there physical fit concerns when substituting? A: Lead spacing (0.138" / 4.60mm) and diameter (0.315" / 8.00mm) are identical across all substitutes, ensuring PCB footprint compatibility. Height varies between 0.492" (12.50mm) and 0.512" (13.00mm). The 0.020" (0.50mm) increase is negligible for most applications but should be verified if space is constrained.

Q: What does "Not For New Designs" product status mean? A: This designation indicates the manufacturer is discontinuing the part. While functionally suitable, these parts should not be selected for new product development. Use Active status parts (10TWL47KEFC8X11.5, 16TWL47MEFC8X11.5, 100PK47MEFC8X11.5, 476CKH063M, 476CKR063M, 476KBM063M) for new designs to ensure long-term availability.

Q: Is RoHS compliance required for my application? A: The original UTM1A470MPD does not specify RoHS status. All recommended substitutes carry ROHS3 compliance, meeting current environmental regulations. If RoHS compliance is mandatory for your application, select from the Active status parts listed above.

Q: How do I choose between Nichicon and alternative manufacturers? A: Both Nichicon and Cornell Dubilier / Illinois Capacitor parts meet the electrical and mechanical requirements. Nichicon alternatives (UPJ1J470MPD, UPS1J470MPD, UPV1H470MGD) carry "Not For New Designs" status. For new applications, Rubycon (10TWL47KEFC8X11.5, 16TWL47MEFC8X11.5, 100PK47MEFC8X11.5) and Cornell Dubilier active parts are preferred due to current availability and compliance certifications.

Q: What is the difference between ripple current and impedance specifications? A: Ripple current indicates the AC current the capacitor can handle at specific frequencies (120 Hz, 10 kHz, 100 kHz). Impedance (measured in milliohms) represents the total opposition to AC current flow. These parameters are provided for substitutes where available but are not primary substitution criteria for general-purpose applications.

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