USL0J470MDD Equivalent & Substitute Parts

Part Overview

The USL0J470MDD is a 47 µF, 6.3 V aluminum electrolytic capacitor in radial, can package manufactured by Nichicon. This component is rated for 1000 hours at 85°C and is designed for general-purpose applications. The part is currently obsolete, making equivalent and substitute parts necessary for ongoing design support and production continuity.

Key Parameters

Parameter	Value
Capacitance	47 µF
Voltage Rating	6.3 V
Tolerance	±20%
Lifetime @ Temperature	1000 Hrs @ 85°C
Operating Temperature Range	-40°C ~ 85°C
Polarization	Polar
Package Type	Radial, Can
Mounting Type	Through Hole
Lead Spacing	0.079" (2.00mm)
Diameter	0.197" (5.00mm)
Height	0.315" (8.00mm)

Substitute Part Grouping Explanation

Substitution for the USL0J470MDD is determined by strict equivalence in the following parameters: capacitance (47 µF), voltage rating (6.3 V), tolerance (±20%), polarization (polar), package type (radial can), and mounting type (through hole). Physical dimensions and lead spacing are critical for PCB compatibility. Lifetime rating and ripple current specifications may vary within acceptable ranges for general-purpose applications.

Substitute parts are grouped into three categories:

Direct Equivalents (Same Voltage, Same Lifetime): Parts with identical 6.3 V rating and 1000 Hrs @ 85°C lifetime, maintaining full functional compatibility.

Similar Parts (Same Voltage, Enhanced Lifetime): Parts with identical 6.3 V rating but extended lifetime (2000 Hrs @ 85°C), offering improved reliability while maintaining electrical compatibility.

Upgrade Parts (Higher Voltage Rating): Parts with elevated 16 V rating, providing overvoltage margin and enhanced reliability in the same physical package, suitable for applications where voltage headroom is beneficial.

Parameter Comparison

Part Number	Manufacturer	Capacitance	Voltage	Tolerance	Lifetime @ 85°C	Height (Max)	Lead Spacing	Product Status	RoHS Status
USL0J470MDD	Nichicon	47 µF	6.3 V	±20%	1000 Hrs	0.315" (8.00mm)	0.079" (2.00mm)	Obsolete	Not Specified
UML0J470MDD	Nichicon	47 µF	6.3 V	±20%	1000 Hrs	0.236" (6.00mm)	0.079" (2.00mm)	Active	ROHS3 Compliant
UVR0J470MDD	Nichicon	47 µF	6.3 V	±20%	2000 Hrs	0.492" (12.50mm)	0.079" (2.00mm)	Obsolete	ROHS3 Compliant
6.3TWL47MEFCCR5X7	Rubycon	47 µF	6.3 V	±20%	1000 Hrs	0.335" (8.50mm)	0.079" (2.00mm)	Active	ROHS3 Compliant
ECE-A0JKS470	Panasonic	47 µF	6.3 V	±20%	1000 Hrs	0.197" (5.00mm)	0.079" (2.00mm)	Active	ROHS3 Compliant
16MS747MEFC5X7	Rubycon	47 µF	16 V	±20%	1000 Hrs	0.315" (8.00mm)	0.079" (2.00mm)	Obsolete	ROHS3 Compliant
476PUM016M	Cornell Dubilier / Illinois Capacitor	47 µF	16 V	±20%	2000 Hrs	0.315" (8.00mm)	0.079" (2.00mm)	Active	ROHS3 Compliant
ECE-A0JKA470	Panasonic	47 µF	6.3 V	±20%	1000 Hrs	0.276" (7.00mm)	0.059" (1.50mm)	Active	ROHS3 Compliant
ECE-A0JKA470B	Panasonic	47 µF	6.3 V	±20%	1000 Hrs	0.315" (8.00mm)	0.197" (5.00mm)	Active	ROHS3 Compliant
ECE-A0JKA470I	Panasonic	47 µF	6.3 V	±20%	1000 Hrs	0.315" (8.00mm)	0.098" (2.50mm)	Active	ROHS3 Compliant
ECE-A0JKS470B	Panasonic	47 µF	6.3 V	±20%	1000 Hrs	0.236" (6.00mm)	0.197" (5.00mm)	Active	ROHS3 Compliant

Engineering Selection Recommendations

For Direct Replacement (Same Footprint): UML0J470MDD (Nichicon) is the primary direct equivalent, offering active product status and ROHS3 compliance. Height is reduced to 0.236" (6.00mm) compared to the original 0.315" (8.00mm), which may require PCB layout verification. Lead spacing remains identical at 0.079" (2.00mm).

For Active Product Status with 6.3 V Rating: ECE-A0JKA470B (Panasonic) provides the highest inventory availability (19,012 pcs) and active product status with ROHS3 compliance. Lead spacing is 0.197" (5.00mm), requiring PCB footprint confirmation. ECE-A0JKS470B offers a more compact height of 0.236" (6.00mm) with identical electrical specifications.

For Enhanced Reliability (Extended Lifetime): UVR0J470MDD (Nichicon) extends lifetime to 2000 Hrs @ 85°C while maintaining 6.3 V rating. Height increases to 0.492" (12.50mm), necessitating PCB space verification. This part is obsolete but offers superior thermal performance.

For Voltage Margin (16 V Rating): 476PUM016M (Cornell Dubilier / Illinois Capacitor) provides active product status, ROHS3 compliance, and extended 2000 Hrs @ 85°C lifetime at 16 V rating. Physical dimensions match the original part (0.315" height, 0.079" lead spacing). This upgrade is suitable for applications requiring overvoltage protection.

Frequently Asked Questions (FAQ)

Q: Can I use a 16 V rated capacitor in place of a 6.3 V capacitor?

A: Yes. A higher voltage-rated capacitor is electrically compatible in a 6.3 V circuit. The 16 V parts (16MS747MEFC5X7, 476PUM016M) provide overvoltage margin and are suitable direct replacements, provided PCB footprint accommodates the physical dimensions.

Q: What is the impact of different lead spacing on substitution?

A: Lead spacing directly affects PCB hole pattern compatibility. The original USL0J470MDD uses 0.079" (2.00mm) spacing. Substitutes with different spacing (0.197", 0.098", 0.059") require PCB layout verification. ECE-A0JKA470B and ECE-A0JKS470B use 0.197" (5.00mm) spacing and are not pin-compatible without PCB modification.

Q: Does height variation affect electrical performance?

A: Height variation does not affect electrical performance but impacts PCB layout and clearance. The original part is 0.315" (8.00mm) tall. Shorter alternatives (UML0J470MDD at 0.236", ECE-A0JKS470 at 0.197") reduce board space; taller alternatives (UVR0J470MDD at 0.492") require additional clearance verification.

Q: Are all substitute parts ROHS3 compliant?

A: Most active substitute parts are ROHS3 compliant. The original USL0J470MDD does not specify RoHS status. All recommended active alternatives (UML0J470MDD, 6.3TWL47MEFCCR5X7, ECE-A0JKS470, ECE-A0JKA470B, ECE-A0JKA470I, ECE-A0JKS470B, 476PUM016M) are ROHS3 compliant.

Q: What is the difference between 1000 Hrs and 2000 Hrs lifetime ratings?

A: Lifetime rating indicates capacitor operational duration at maximum rated temperature (85°C). 2000 Hrs lifetime parts (UVR0J470MDD, 476PUM016M) provide extended service life and are suitable for applications requiring higher reliability margins. Both ratings are acceptable for general-purpose applications; selection depends on design requirements.

Q: Which substitute offers the best inventory availability?

A: ECE-A0JKA470B (Panasonic) has the highest inventory at 19,012 pcs. For Nichicon alternatives, UML0J470MDD offers 1,102 pcs. For extended lifetime, UVR0J470MDD provides 4,300 pcs.

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