ECO-S2DP182EA Equivalent & Substitute Parts

Part Overview

The ECO-S2DP182EA is a 1800 µF, 200 V aluminum electrolytic capacitor manufactured by Panasonic Electronic Components in the TS-UP series. This radial, can-style snap-in capacitor is rated for general-purpose applications with a 3000-hour lifetime at 85°C and an operating temperature range of -40°C to 85°C. The part is currently obsolete, making equivalent and substitute components necessary for ongoing system support and new designs requiring this capacitance and voltage specification.

Key Parameters

Parameter	Value
Capacitance	1800 µF
Voltage Rating	200 V
Tolerance	±20%
Package Type	Radial, Can - Snap-In
Mounting Type	Through Hole
Lead Spacing	0.394" (10.00mm)
Case Diameter	1.378" (35.00mm)
Operating Temperature Range	-40°C to 85°C
Polarization	Polar
Application	General Purpose

Substitute Part Grouping Explanation

Substitution for the ECO-S2DP182EA is determined by strict adherence to the following electrical and mechanical parameters:

Core Substitution Criteria:

Capacitance: 1800 µF (exact match required)
Voltage Rating: 200 V (exact match required)
Tolerance: ±20% (exact match required)
Package Type: Radial, Can - Snap-In (exact match required)
Mounting Type: Through Hole (exact match required)
Lead Spacing: 0.394" (10.00mm) (exact match required)
Case Diameter: 1.378" (35.00mm) (exact match required)
Polarization: Polar (exact match required)

Secondary Compatibility Parameters:

Operating Temperature Range: -40°C to 85°C minimum
Lifetime @ Temperature: 1000 Hrs @ 85°C minimum
ESR and Ripple Current: Acceptable within application requirements

Parts are grouped into three categories: Direct Equivalents (matching all core parameters), Upgrades (enhanced performance specifications), and Parametric Equivalents (matching electrical specifications with minor dimensional variations within tolerance).

Parameter Comparison

Part Number	Manufacturer	Capacitance	Voltage	Tolerance	Height (Max)	Lifetime @ 85°C	ESR @ 120Hz	Product Status	RoHS Status
ECO-S2DP182EA	Panasonic	1800 µF	200 V	±20%	1.772" (45.00mm)	3000 Hrs	120mOhm	Obsolete	REACH Affected
200USG1800MEFC35X35	Rubycon	1800 µF	200 V	±20%	1.457" (37.00mm)	3000 Hrs	—	Active	RoHS Non-Compliant
200USG1800MEFCSN35X35	Rubycon	1800 µF	200 V	±20%	1.457" (37.00mm)	3000 Hrs	—	Active	ROHS3 Compliant
380LQ182M200A032	Cornell Dubilier Electronics	1800 µF	200 V	±20%	1.457" (37.00mm)	2000 Hrs	120mOhm	Active	ROHS3 Compliant
380LX182M200A452	Cornell Dubilier Electronics	1800 µF	200 V	±20%	1.850" (47.00mm)	3000 Hrs	111mOhm	Active	ROHS3 Compliant
LLS2D182MELC	Nichicon	1800 µF	200 V	±20%	1.575" (40.00mm)	3000 Hrs	—	Active	ROHS3 Compliant
LPX182M200H4P3	Cornell Dubilier Electronics	1800 µF	200 V	±20%	1.772" (45.00mm)	1000 Hrs	111mOhm	Active	ROHS3 Compliant
LGU2D182MELC	Nichicon	1800 µF	200 V	±20%	1.772" (45.00mm)	3000 Hrs @ 105°C	—	Active	ROHS3 Compliant
SLPX182M220H4P3	Cornell Dubilier Electronics	1800 µF	220 V	±20%	1.772" (45.00mm)	3000 Hrs	111mOhm	Active	ROHS3 Compliant
SLPX182M200H4P3	Cornell Dubilier Electronics	1800 µF	200 V	±20%	1.772" (45.00mm)	3000 Hrs	111mOhm	Active	ROHS3 Compliant

Engineering Selection Recommendations

Direct Equivalents (Preferred for Direct Replacement):

200USG1800MEFCSN35X35 (Rubycon USG series) is the primary direct equivalent. It matches all core electrical and mechanical parameters with ROHS3 compliance and active product status. The reduced height (37.00mm vs. 45.00mm) requires PCB layout verification but does not affect electrical performance.

SLPX182M200H4P3 (Cornell Dubilier SLPX series) provides parametric equivalence with identical height to the original part, ROHS3 compliance, and active status. ESR is reduced to 111mOhm, improving performance characteristics.

Alternative Direct Equivalents:

200USG1800MEFC35X35 (Rubycon USG series) matches all parameters but carries RoHS non-compliant status. Selection is appropriate only where RoHS compliance is not required.

LLS2D182MELC (Nichicon LLS series) provides equivalent electrical performance with ROHS3 compliance and active status. Height of 40.00mm requires PCB layout verification.

Reduced Lifetime Alternative:

380LQ182M200A032 (Cornell Dubilier 380LQ series) meets all core parameters with ROHS3 compliance and active status. Lifetime is reduced to 2000 hours at 85°C compared to the original 3000 hours. Selection is appropriate where reduced lifetime is acceptable.

Enhanced Performance Upgrade:

LGU2D182MELC (Nichicon LGU series) provides superior thermal performance with 3000-hour lifetime at 105°C and extended operating temperature range to 105°C. ROHS3 compliant and active status. Identical height to original part.

Higher Voltage Rating:

SLPX182M220H4P3 (Cornell Dubilier SLPX series) provides 220 V rating with identical capacitance and mechanical parameters. Selection is appropriate where higher voltage margin is required.

Limited Lifetime Application:

LPX182M200H4P3 (Cornell Dubilier LPX series) matches all core parameters with ROHS3 compliance and active status. Lifetime is limited to 1000 hours at 85°C. Selection is appropriate only for applications with reduced operational lifetime requirements.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with a different height?

A: Height variations within the snap-in can package are acceptable if PCB layout accommodates the dimensional change. The original ECO-S2DP182EA is 45.00mm tall. Shorter alternatives (37.00mm to 40.00mm) require verification that the mounting footprint and clearance are compatible. Taller alternatives (47.00mm) require clearance verification above the component.

Q: What is the difference between direct equivalents and parametric equivalents?

A: Direct equivalents match all core electrical and mechanical specifications. Parametric equivalents match electrical specifications (capacitance, voltage, tolerance) but may have minor dimensional variations or different ESR characteristics. Both are suitable for replacement when layout constraints permit.

Q: Does RoHS compliance matter for my application?

A: RoHS compliance is mandatory for products sold in the European Union and many other markets. ROHS3-compliant parts are recommended for new designs and applications subject to regulatory requirements. Non-compliant parts are acceptable only where regulatory exemptions apply.

Q: What is the significance of ESR (Equivalent Series Resistance)?

A: ESR affects ripple current handling and heat generation. Lower ESR values (111mOhm vs. 120mOhm) indicate improved performance. Parts with unspecified ESR are acceptable if ripple current ratings meet application requirements.

Q: Can I use a part with a higher voltage rating?

A: Yes. SLPX182M220H4P3 with 220 V rating is a direct substitute for 200 V applications. Higher voltage ratings provide additional safety margin and are electrically compatible with lower voltage circuits.

Q: What is the minimum acceptable lifetime for my application?

A: The original part specifies 3000 hours at 85°C. Parts with 2000-hour or 1000-hour ratings are acceptable only if application duty cycle and thermal environment support reduced operational lifetime. LGU2D182MELC with 3000-hour rating at 105°C is recommended for high-temperature or extended-life applications.

Q: Are all substitute parts available in the same packaging?

A: All listed substitutes use radial, can-style snap-in packaging with 10.00mm lead spacing and 35.00mm case diameter, matching the original part. Packaging is consistent across all alternatives.

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