MALREKA00JS247P00K Equivalent & Substitute Parts

Part Overview

The MALREKA00JS247P00K is a 47 µF, 450 V aluminum electrolytic capacitor in radial, can package manufactured by Vishay Beyschlag/Draloric/BC Components from the EKA series. This component is classified as obsolete, making equivalent substitutes necessary for ongoing production and maintenance applications. The part is rated for general-purpose use with a 2000-hour lifetime at 85°C and operates across the temperature range of -25°C to 85°C.

Key Parameters

Parameter	Value
Capacitance	47 µF
Voltage Rating	450 V
Tolerance	±20%
Package Type	Radial, Can
Lead Spacing	0.295" (7.50 mm)
Physical Diameter	0.630" (16.00 mm)
Mounting Type	Through Hole
Polarization	Polar
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution for the MALREKA00JS247P00K is determined by strict equivalence across the following parameters: capacitance value (47 µF), voltage rating (450 V), tolerance (±20%), package configuration (radial, can), lead spacing (0.295" / 7.50 mm), physical diameter (0.630" / 16.00 mm), and mounting type (through hole). All substitute parts maintain these core electrical and mechanical specifications, ensuring direct compatibility in PCB layouts and circuit designs.

The substitute parts are categorized as follows:

Direct Manufacturer Substitutes: Parts meeting all core parameters with active product status
Upgrade Substitutes: Parts exceeding baseline performance specifications (extended lifetime or higher operating temperature ratings)
Parametric Equivalents: Parts matching all core parameters with equivalent performance characteristics

Parameter Comparison

Part Number	Manufacturer	Series	Capacitance	Voltage	Tolerance	Lead Spacing	Diameter	Height (Max)	Lifetime @ Temp	Operating Temp	Product Status	RoHS
MALREKA00JS247P00K	Vishay Beyschlag/Draloric/BC Components	EKA	47 µF	450 V	±20%	0.295" (7.50 mm)	0.630" (16.00 mm)	1.319" (34.60 mm)	2000 Hrs @ 85°C	-25°C ~ 85°C	Obsolete	ROHS3
B43851F5476M000	EPCOS - TDK Electronics	B43851	47 µF	450 V	±20%	0.295" (7.50 mm)	0.630" (16.00 mm)	1.319" (34.60 mm)	3000 Hrs @ 105°C	-25°C ~ 105°C	Active	ROHS3
ESMQ451ELL470MLN3S	Chemi-Con	SMQ	47 µF	450 V	±20%	0.295" (7.50 mm)	0.630" (16.00 mm)	1.299" (33.00 mm)	2000 Hrs @ 85°C	-25°C ~ 85°C	Active	ROHS3
450PX47MEFC16X31.5	Rubycon	PX	47 µF	450 V	±20%	0.295" (7.50 mm)	0.630" (16.00 mm)	1.319" (34.60 mm)	2000 Hrs @ 105°C	-25°C ~ 105°C	Active	ROHS3
EEU-EE2W470	Panasonic Electronic Components	EE-A	47 µF	450 V	±20%	0.295" (7.50 mm)	0.630" (16.00 mm)	1.319" (34.60 mm)	10000 Hrs @ 105°C	-25°C ~ 105°C	Active	ROHS3
EKMQ451ELL470MLN3S	Chemi-Con	KMQ	47 µF	450 V	±20%	0.295" (7.50 mm)	0.630" (16.00 mm)	1.299" (33.00 mm)	2000 Hrs @ 105°C	-25°C ~ 105°C	Active	ROHS3
450PK47MEFC16X31.5	Rubycon	PK	47 µF	450 V	±20%	0.295" (7.50 mm)	0.630" (16.00 mm)	1.319" (34.60 mm)	2000 Hrs @ 85°C	-25°C ~ 85°C	Active	ROHS3

Engineering Selection Recommendations

All substitute parts listed are ROHS3 compliant and REACH unaffected, meeting current regulatory requirements for electronic component procurement. The selection between substitutes depends on application thermal requirements and product lifecycle support needs.

For applications requiring extended component availability and support, B43851F5476M000 (EPCOS - TDK Electronics) and EEU-EE2W470 (Panasonic Electronic Components) are active products from established manufacturers with broad distribution channels.

For applications operating at elevated temperatures above 85°C, the following parts provide extended operating temperature ranges to 105°C: B43851F5476M000, 450PX47MEFC16X31.5, EEU-EE2W470, and EKMQ451ELL470MLN3S.

For applications requiring maximum component lifetime, EEU-EE2W470 provides 10000 hours at 105°C, significantly exceeding the baseline 2000-hour specification.

Frequently Asked Questions (FAQ)

Q: Can I use any of these substitute parts as a direct replacement for MALREKA00JS247P00K?

A: Yes. All listed substitute parts maintain identical capacitance (47 µF), voltage rating (450 V), tolerance (±20%), lead spacing (0.295" / 7.50 mm), physical diameter (0.630" / 16.00 mm), and through-hole mounting configuration. PCB layout compatibility is assured.

Q: What is the difference between direct substitutes and upgrade substitutes?

A: Direct substitutes match the baseline performance of the original part. Upgrade substitutes exceed baseline specifications in lifetime rating or operating temperature range, providing enhanced performance margins for demanding applications.

Q: Does the height difference between 1.299" and 1.319" affect PCB compatibility?

A: Height variations of 0.020" (0.50 mm) fall within standard PCB clearance tolerances for radial capacitors. Verify clearance in your specific PCB layout if space constraints exist.

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

A: All substitute parts use radial, can package configuration with identical lead spacing and mounting type. Packaging designation (bulk vs. other formats) does not affect electrical or mechanical compatibility.

Q: Which substitute offers the best long-term reliability?

A: EEU-EE2W470 provides the highest lifetime rating at 10000 hours at 105°C, compared to 2000-3000 hours for other substitutes. This extended rating applies to applications operating within the -25°C to 105°C temperature range.

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