ECA-2DHG470 Equivalent & Substitute Parts

Part Overview

The ECA-2DHG470 is a 47 µF, 200 V aluminum electrolytic capacitor in radial, can package manufactured by Panasonic Electronic Components. This component is rated for 2000 hours at 105°C and is designed for general-purpose applications. The part is currently active in production with 800 pieces in stock.

Equivalent and substitute parts are necessary when the primary part becomes unavailable, when design requirements demand extended operational lifetime, when specific certifications are required for automotive or industrial applications, or when packaging preferences differ between procurement channels.

Key Parameters

Parameter	Value
Capacitance	47 µF
Voltage Rating	200 V
Tolerance	±20%
Lifetime @ 105°C	2000 Hrs
Operating Temperature Range	-25°C ~ 105°C
Polarization	Polar
Lead Spacing	0.197" (5.00 mm)
Case Diameter	0.492" (12.50 mm)
Mounting Type	Through Hole
Package Type	Radial, Can
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility for the ECA-2DHG470 is determined by the following criteria:

Mandatory Parameters (Must Match):

Capacitance: 47 µF
Voltage Rating: 200 V
Tolerance: ±20%
Lead Spacing: 0.197" (5.00 mm)
Case Diameter: 0.492" (12.50 mm)
Mounting Type: Through Hole
Package Type: Radial, Can
Polarization: Polar

Flexible Parameters (May Vary):

Lifetime @ 105°C: Can be equal to or greater than 2000 hours
Operating Temperature Range: Can be equal to or wider than -25°C ~ 105°C
Height: Minor variations acceptable within mechanical envelope constraints
Ripple Current Ratings: Can be equal to or greater than specified values
Packaging Format: Bulk or Cut Tape acceptable
Manufacturer: Different manufacturers acceptable if all mandatory parameters match

Compliance Parameters:

RoHS Status: ROHS3 Compliant required
REACH Status: Unaffected or Affected acceptable

Substitute parts are grouped into three categories: Direct Equivalents (identical electrical and mechanical specifications), Enhanced Substitutes (improved lifetime or ripple current ratings), and Upgrade Options (higher voltage rating or extended temperature range).

Parameter Comparison

Part Number	Manufacturer	Capacitance	Voltage	Tolerance	Lifetime @ 105°C	Operating Temp	Height (Max)	Ripple Current @ 100 kHz	Status	Packaging
ECA-2DHG470	Panasonic	47 µF	200 V	±20%	2000 Hrs	-25°C ~ 105°C	0.866" (22.00 mm)	330 mA	Active	Bulk
ECA-2DHG470B	Panasonic	47 µF	200 V	±20%	2000 Hrs	-25°C ~ 105°C	0.866" (22.00 mm)	330 mA	Active	Cut Tape
EEU-EB2D470	Panasonic	47 µF	200 V	±20%	5000 Hrs	-25°C ~ 105°C	0.827" (21.00 mm)	600 mA	Active	Bulk
EEU-ED2D470	Panasonic	47 µF	200 V	±20%	10000 Hrs	-25°C ~ 105°C	0.787" (20.00 mm)	790 mA	Active	Bulk
EEU-EE2D470	Panasonic	47 µF	200 V	±20%	10000 Hrs	-25°C ~ 105°C	0.866" (22.00 mm)	1.1 A	Active	Bulk
200BXC47MEFC12.5X20	Rubycon	47 µF	200 V	±20%	12000 Hrs	-25°C ~ 105°C	0.866" (22.00 mm)	980 mA	Active	Bulk
UCS2D470MHD	Nichicon	47 µF	200 V	±20%	10000 Hrs	-40°C ~ 105°C	0.846" (21.50 mm)	980 mA	Active	Bulk
UCY2D470MHD3	Nichicon	47 µF	200 V	±20%	12000 Hrs	-40°C ~ 105°C	0.846" (21.50 mm)	980 mA	Active	Bulk
UCA2D470MHD	Nichicon	47 µF	200 V	±20%	12000 Hrs	-40°C ~ 105°C	0.787" (20.00 mm)	780 mA	Obsolete	Bulk
MAL215262479E3	Vishay Beyschlag/Draloric/BC Components	47 µF	200 V	±20%	3000 Hrs	-40°C ~ 105°C	0.866" (22.00 mm)	Not Specified	Active	Bulk
250BXC47MEFC12.5X20	Rubycon	47 µF	250 V	±20%	12000 Hrs	-25°C ~ 105°C	0.866" (22.00 mm)	980 mA	Active	Bulk

Engineering Selection Recommendations

Direct Equivalent (Identical Specifications): ECA-2DHG470B is a direct equivalent available in Cut Tape packaging. Selection is appropriate when tape format is required for automated assembly processes. Both parts share identical electrical ratings and mechanical dimensions.

Enhanced Substitutes (Extended Lifetime): EEU-EB2D470, EEU-ED2D470, and EEU-EE2D470 from Panasonic offer extended operational lifetimes of 5000, 10000, and 10000 hours respectively at 105°C, compared to the 2000-hour rating of the ECA-2DHG470. These parts maintain identical voltage, capacitance, and tolerance specifications. Selection is appropriate when design requirements demand extended component reliability or when operating conditions approach thermal limits.

Cross-Manufacturer Substitutes (Active Status): UCS2D470MHD and UCY2D470MHD3 from Nichicon provide 10000 and 12000-hour lifetimes respectively. UCY2D470MHD3 extends the operating temperature range to -40°C ~ 105°C. Both parts maintain all mandatory electrical and mechanical parameters. Selection is appropriate when Nichicon supply chain is preferred or when extended low-temperature operation is required.

Obsolete Part (Not Recommended): UCA2D470MHD from Nichicon is marked as obsolete and should not be selected for new designs despite meeting electrical specifications.

Automotive-Rated Alternative: MAL215262479E3 from Vishay Beyschlag/Draloric/BC Components carries AEC-Q200 automotive qualification and is suitable for automotive applications. This part offers extended operating temperature range (-40°C ~ 105°C) but provides only 3000 hours lifetime at 105°C.

Voltage Upgrade Option: 250BXC47MEFC12.5X20 from Rubycon provides a higher voltage rating of 250 V while maintaining 47 µF capacitance and 12000-hour lifetime. This part is suitable when circuit design permits higher voltage rating and extended component life is desired.

Frequently Asked Questions (FAQ)

Q: Can ECA-2DHG470B be used as a direct replacement for ECA-2DHG470? A: Yes. ECA-2DHG470B is electrically and mechanically identical to ECA-2DHG470. The only difference is packaging format: ECA-2DHG470B is supplied in Cut Tape while ECA-2DHG470 is supplied in Bulk. Both are suitable for through-hole assembly.

Q: What is the advantage of selecting EEU-ED2D470 or EEU-EE2D470 over the original ECA-2DHG470? A: Both parts provide 10000-hour lifetime at 105°C compared to 2000 hours for the ECA-2DHG470. This represents a five-fold increase in operational life. Additionally, both parts offer higher ripple current ratings (790 mA and 1.1 A respectively at 100 kHz versus 330 mA), providing better performance in high-frequency applications.

Q: Are all substitute parts RoHS3 compliant? A: Yes. All listed substitute parts carry ROHS3 compliance certification, matching the compliance status of the ECA-2DHG470.

Q: Can 250BXC47MEFC12.5X20 be used in place of ECA-2DHG470? A: 250BXC47MEFC12.5X20 is mechanically and electrically compatible with ECA-2DHG470 for all applications rated at 200 V or lower. The higher 250 V rating provides additional safety margin. However, this part should only be selected if the circuit design permits the higher voltage rating and if extended 12000-hour lifetime is beneficial.

Q: Why is UCA2D470MHD listed if it is obsolete? A: UCA2D470MHD is included for reference purposes only to document historical substitution relationships. This part should not be selected for new designs or procurement. Active alternatives such as UCS2D470MHD or UCY2D470MHD3 from Nichicon should be used instead.

Q: What is the difference between Nichicon UCS2D470MHD and UCY2D470MHD3? A: Both parts provide 47 µF at 200 V with identical mechanical dimensions and ripple current ratings. UCY2D470MHD3 offers extended 12000-hour lifetime at 105°C compared to 10000 hours for UCS2D470MHD. Both support -40°C ~ 105°C operating temperature range, which is wider than the -25°C ~ 105°C range of the original ECA-2DHG470.

Q: Is MAL215262479E3 suitable for general-purpose applications? A: MAL215262479E3 is qualified for automotive applications under AEC-Q200 standard. While it meets all electrical and mechanical parameters for general-purpose use, its 3000-hour lifetime at 105°C is lower than the original ECA-2DHG470 (2000 hours). This part is best reserved for automotive applications where AEC-Q200 qualification is required.

Q: Can I mix different manufacturers' parts in the same circuit board? A: Yes. All listed substitute parts meet identical electrical specifications (47 µF, 200 V, ±20% tolerance) and mechanical requirements (lead spacing, case diameter, through-hole mounting). Mixing manufacturers is acceptable from an electrical standpoint. However, procurement and quality assurance processes should account for different manufacturer specifications and supply chain considerations.

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