MALREKB00FG433D00K Equivalent & Substitute Parts

Part Overview

The MALREKB00FG433D00K is a 3300 µF, 16 V aluminum electrolytic capacitor in radial, can package manufactured by Vishay Beyschlag/Draloric/BC Components from the EKB series. This component is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and production continuity. The part is rated for 2000 hours at 105°C with general purpose applications and ROHS3 compliance.

Key Parameters

Parameter	Value
Capacitance	3300 µF
Tolerance	±20%
Voltage - Rated	16 V
ESR @ 120Hz	100 mOhm
Lifetime @ 105°C	2000 Hrs
Operating Temperature Range	-55°C ~ 105°C
Ripple Current @ 120 Hz	1.323 A
Lead Spacing	0.197" (5.00 mm)
Case Diameter	0.492" (12.50 mm)
Height - Seated (Max)	1.063" (27.00 mm)
Mounting Type	Through Hole
Package / Case	Radial, Can
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitute parts for the MALREKB00FG433D00K are classified based on the following substitution criteria:

Direct Manufacturer Equivalent: Parts matching all critical electrical parameters (3300 µF capacitance, ±20% tolerance, 16 V rated voltage, 2000 Hrs @ 105°C lifetime) with identical mechanical dimensions (0.492" diameter, 5.00 mm lead spacing, through-hole radial package) and equivalent ripple current performance.

Upgrade Substitutes: Parts exceeding the original specifications in voltage rating (25 V) or lifetime (5000 Hrs @ 105°C) while maintaining identical capacitance, tolerance, mechanical form factor, and lead spacing. These provide enhanced reliability margins.

Parametric Equivalents: Parts with matching electrical specifications (3300 µF, ±20%, 16 V, 2000 Hrs @ 105°C) and identical mechanical dimensions but from different manufacturers or series, suitable for direct replacement in general purpose applications.

All substitute parts maintain ROHS3 compliance, through-hole radial mounting, and compatible lead spacing of 0.197" (5.00 mm).

Parameter Comparison

Part Number	Manufacturer	Series	Capacitance	Voltage	Tolerance	Lifetime @ 105°C	Case Dia	Height (Max)	Ripple Current @ 120 Hz	Product Status
MALREKB00FG433D00K	Vishay Beyschlag	EKB	3300 µF	16 V	±20%	2000 Hrs	0.492" (12.50 mm)	1.063" (27.00 mm)	1.323 A	Obsolete
EKMQ160ELL332MK25S	Chemi-Con	KMQ	3300 µF	16 V	±20%	2000 Hrs	0.492" (12.50 mm)	1.043" (26.50 mm)	1.17 A	Active
EEU-HD1E332	Panasonic	HD	3300 µF	25 V	±20%	2000 Hrs	0.492" (12.50 mm)	1.063" (27.00 mm)	1.4 A	Active
ELZA160ELL332MK25S	Chemi-Con	LZA	3300 µF	16 V	±20%	5000 Hrs	0.492" (12.50 mm)	1.043" (26.50 mm)	1.763 A	Active
ECA-1CHG332	Panasonic	NHG-A	3300 µF	16 V	±20%	2000 Hrs	0.492" (12.50 mm)	1.063" (27.00 mm)	1.17 A	Active
UVY1C332MHD	Nichicon	UVY	3300 µF	16 V	±20%	2000 Hrs	0.492" (12.50 mm)	1.063" (27.00 mm)	1.17 A	Not For New Designs
UVZ1C332MHD	Nichicon	UVZ	3300 µF	16 V	±20%	2000 Hrs	0.492" (12.50 mm)	1.063" (27.00 mm)	1.17 A	Not For New Designs

Engineering Selection Recommendations

For Direct Replacement in Active Production: Select EKMQ160ELL332MK25S (Chemi-Con KMQ series) or ECA-1CHG332 (Panasonic NHG-A series). Both parts are active products with ROHS3 compliance, matching electrical specifications, and compatible mechanical dimensions. These provide immediate obsolescence resolution with established supply chains.

For Enhanced Reliability: Select EEU-HD1E332 (Panasonic HD series, 25 V rated) or ELZA160ELL332MK25S (Chemi-Con LZA series, 5000 Hrs @ 105°C). The EEU-HD1E332 provides voltage margin above the 16 V requirement. The ELZA160ELL332MK25S offers extended lifetime (5000 Hrs vs. 2000 Hrs) and AEC-Q200 automotive qualification, suitable for applications requiring higher reliability margins.

Avoid for New Designs: UVY1C332MHD and UVZ1C332MHD are classified as "Not For New Designs" by Nichicon and should not be selected for new product development, despite parametric equivalence.

All recommended substitutes maintain ROHS3 compliance and are compatible with through-hole PCB assembly processes.

Frequently Asked Questions (FAQ)

Q: Can EKMQ160ELL332MK25S replace MALREKB00FG433D00K directly?

A: Yes. Both parts share identical capacitance (3300 µF), tolerance (±20%), voltage rating (16 V), lifetime (2000 Hrs @ 105°C), and mechanical dimensions (0.492" diameter, 5.00 mm lead spacing, radial through-hole package). The EKMQ160ELL332MK25S has a slightly reduced height (1.043" vs. 1.063"), which is acceptable for most PCB layouts.

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

A: Direct equivalents (EKMQ160ELL332MK25S, ECA-1CHG332) match all original specifications. Upgrade substitutes exceed original specifications: EEU-HD1E332 provides higher voltage rating (25 V vs. 16 V), and ELZA160ELL332MK25S provides extended lifetime (5000 Hrs vs. 2000 Hrs @ 105°C) with AEC-Q200 automotive qualification.

Q: Are UVY1C332MHD and UVZ1C332MHD suitable for new designs?

A: No. Both Nichicon parts are classified as "Not For New Designs." While parametrically equivalent, they should only be used for legacy product support or repair applications where the original part number is required.

Q: Does the 25 V rating of EEU-HD1E332 affect circuit compatibility?

A: No. A capacitor with higher voltage rating is compatible in circuits designed for lower voltage. The 25 V EEU-HD1E332 operates safely in 16 V applications and provides additional voltage margin for transient protection.

Q: What are the mechanical constraints for PCB layout?

A: All substitute parts maintain the same lead spacing (0.197" / 5.00 mm) and case diameter (0.492" / 12.50 mm). Height variations range from 1.043" to 1.063", which are negligible for most through-hole applications. Verify clearance for components adjacent to the capacitor if height-constrained.

Q: Are all substitutes ROHS3 compliant?

A: Yes. All listed substitute parts are ROHS3 compliant and suitable for applications requiring environmental compliance certification.

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