Equivalent & Substitute Parts for LP332M025C1P3

Part Overview

The LP332M025C1P3 is a 3300 µF, 25 V aluminum electrolytic capacitor in a radial, can-style snap-in package manufactured by Cornell Dubilier Electronics (CDE). The part is currently active in production status and maintains broad availability with 917 units in stock. Alternative equivalent parts are necessary to address application requirements including component availability, performance envelope variations, and supply chain flexibility while maintaining electrical and mechanical compatibility within the specified parameter tolerance windows.

Key Parameters

Parameter	Value	Unit
Capacitance	3300	µF
Voltage - Rated	25	V
Tolerance	±20%	-
Package / Case	Radial, Can - Snap-In	-
Mounting Type	Through Hole	-
Operating Temperature Range	-40°C to 105°C	-
Lead Spacing	0.394" (10.00 mm)	-
RoHS Status	ROHS3 Compliant	-

Substitute Part Grouping Explanation

Substitution eligibility for the LP332M025C1P3 is determined by strict equivalence in the following core parameters:

Capacitance: 3300 µF (exact match required)
Voltage Rating: 25 V (exact match required)
Tolerance: ±20% (exact match required)
Package Type: Radial, Can - Snap-In (exact match required)
Mounting Configuration: Through Hole with 0.394" (10.00 mm) lead spacing (exact match required)
Operating Temperature: -40°C to 105°C minimum coverage (exact match required)
Regulatory Compliance: ROHS3 Compliant, REACH Unaffected, EAR99 classification (all required)

Both identified substitute parts, LP332M025A1P3 and SLP332M025A1P3, satisfy all mandatory parameter equivalences and meet regulatory requirements. Secondary electrical parameters (ESR, ripple current ratings, and lifetime ratings at temperature) may vary within engineering limits without affecting functional substitution.

Parameter Comparison

Parameter	LP332M025C1P3	LP332M025A1P3	SLP332M025A1P3	Unit
Capacitance	3300	3300	3300	µF
Voltage - Rated	25	25	25	V
Tolerance	±20%	±20%	±20%	-
ESR @ 120 Hz	150 mOhm	151 mOhm	181 mOhm	-
Lifetime @ 105°C	1000 Hrs	1000 Hrs	3000 Hrs	-
Operating Temperature Range	-40°C ~ 105°C	-40°C ~ 105°C	-40°C ~ 105°C	-
Lead Spacing	0.394" (10.00 mm)	0.394" (10.00 mm)	0.394" (10.00 mm)	-
Size / Dimension (Diameter)	0.984" (25.00 mm)	0.866" (22.00 mm)	0.866" (22.00 mm)	-
Height - Seated (Max)	0.984" (25.00 mm)	0.984" (25.00 mm)	0.984" (25.00 mm)	-
Package / Case	Radial, Can - Snap-In	Radial, Can - Snap-In	Radial, Can - Snap-In	-
Mounting Type	Through Hole	Through Hole	Through Hole	-
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	-

Engineering Selection Recommendations

All three parts (LP332M025C1P3, LP332M025A1P3, and SLP332M025A1P3) are active production items with full regulatory compliance (ROHS3 Compliant, REACH Unaffected, EAR99 classification).

LP332M025A1P3 represents the closest electrical performance match to the main part, with ESR and ripple current ratings within 1% of the reference design specifications. This part is suitable for direct substitution where the secondary diameter reduction (22.00 mm vs. 25.00 mm) accommodates board layout constraints.

SLP332M025A1P3 offers an extended thermal lifetime (3000 hours at 105°C vs. 1000 hours), meeting increased reliability requirements for applications operating in sustained high-temperature conditions. The larger ESR specification (181 mOhm) remains within acceptable margins for general-purpose filtering applications. The smaller diameter (22.00 mm) provides the same layout advantage as LP332M025A1P3.

All substitute parts share identical core electrical and mechanical specifications (capacitance, voltage rating, tolerance, mounting configuration, and operating temperature range), ensuring functional equivalence in circuit applications.

Frequently Asked Questions (FAQ)

Q: Can LP332M025A1P3 and SLP332M025A1P3 be used interchangeably with LP332M025C1P3?

A: Yes. Both substitute parts maintain identical capacitance (3300 µF), voltage rating (25 V), tolerance (±20%), package type (Radial, Can - Snap-In), and mounting configuration (Through Hole, 10.00 mm lead spacing). These core parameters determine functional equivalence in circuit applications.

Q: What is the significance of the diameter difference between LP332M025C1P3 and the substitute parts?

A: LP332M025C1P3 has a 25.00 mm diameter, while LP332M025A1P3 and SLP332M025A1P3 have 22.00 mm diameters. All maintain the same 25.00 mm height. The smaller diameter of the substitute parts may enable improved printed circuit board layout in space-constrained applications while preserving electrical performance.

Q: How do ESR and lifetime specifications affect substitution decisions?

A: ESR (Equivalent Series Resistance) and lifetime ratings are secondary electrical parameters that do not prevent substitution. LP332M025A1P3 has slightly higher ESR (151 mOhm vs. 150 mOhm) with equivalent 1000-hour lifetime. SLP332M025A1P3 has higher ESR (181 mOhm) but offers extended 3000-hour lifetime at 105°C for applications requiring enhanced thermal stability. Selection depends on specific circuit performance requirements and expected operating conditions.

Q: Are all parts RoHS-compliant?

A: Yes. LP332M025C1P3, LP332M025A1P3, and SLP332M025A1P3 are all ROHS3 Compliant with REACH Unaffected status and EAR99 export classification.

Q: Does snap-in package design affect substitution?

A: No. All three parts use identical snap-in package configuration with 10.00 mm lead spacing and Through Hole mounting. The snap-in design is preserved across all substitutes, maintaining compatibility with existing PCB footprints and mechanical assembly fixtures.

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