MALREKB00JS322M00K Equivalent & Substitute Parts

Part Overview

The MALREKB00JS322M00K is a 220 µF, 160 V aluminum electrolytic capacitor in radial, can package manufactured by Vishay Beyschlag/Draloric/BC Components from the EKB series. This part is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement.

The capacitor is designed for general-purpose applications requiring stable capacitance performance across the operating temperature range of -40°C to 105°C. With a rated lifetime of 2000 hours at 105°C and an ESR of 900 mOhm @ 120 Hz, this component serves in power supply filtering, energy storage, and signal coupling circuits.

Key Parameters

Parameter	Value
Capacitance	220 µF
Voltage - Rated	160 V
Tolerance	±20%
ESR (Equivalent Series Resistance)	900 mOhm @ 120 Hz
Lifetime @ Temperature	2000 Hrs @ 105°C
Operating Temperature Range	-40°C ~ 105°C
Lead Spacing	0.295" (7.50 mm)
Size / Dimension	0.630" Dia (16.00 mm)
Height - Seated (Max)	1.319" (34.60 mm)
Mounting Type	Through Hole
Package / Case	Radial, Can
RoHS Status	ROHS3 Compliant
Polarization	Polar

Substitute Part Grouping Explanation

Substitute parts for the MALREKB00JS322M00K are classified into three categories based on electrical and mechanical compatibility:

Direct Manufacturer Equivalents maintain identical or near-identical electrical specifications and physical dimensions. These parts share the same capacitance (220 µF), voltage rating (160 V), tolerance (±20%), lead spacing (7.50 mm), case diameter (16.00 mm), and mounting type (through hole, radial can). Substitution within this group requires verification of ESR, ripple current ratings, and lifetime specifications to ensure circuit performance is maintained.

Upgrade Parts provide enhanced electrical performance while maintaining mechanical compatibility. These parts retain the same capacitance, tolerance, lead spacing, case diameter, and mounting configuration but offer higher voltage ratings (200 V or 220 V) and extended lifetime ratings (12000 Hrs @ 105°C versus 2000 Hrs @ 105°C). Upgrade parts are suitable for applications where improved reliability and higher voltage headroom are beneficial.

Parametric Equivalents match the core electrical specifications (220 µF, 160 V, ±20% tolerance) and physical footprint but may originate from different manufacturers. These parts maintain compatibility with the original PCB layout and circuit requirements while offering alternative sourcing options.

Parameter Comparison

Part Number	Manufacturer	Capacitance	Voltage	Tolerance	ESR @ 120 Hz	Lifetime @ 105°C	Lead Spacing	Case Diameter	Height (Max)	Product Status	RoHS Status
MALREKB00JS322M00K	Vishay Beyschlag/Draloric/BC Components	220 µF	160 V	±20%	900 mOhm	2000 Hrs	7.50 mm	16.00 mm	34.60 mm	Obsolete	ROHS3 Compliant
B43851F1227M000	EPCOS - TDK Electronics	220 µF	160 V	±20%	950 mOhm	3000 Hrs	7.50 mm	16.00 mm	34.60 mm	Active	ROHS3 Compliant
EKMG161ELL221MLN3S	Chemi-Con	220 µF	160 V	±20%	Not Specified	2000 Hrs	7.50 mm	16.00 mm	33.00 mm	Active	ROHS3 Compliant
EKMQ161ELL221MLN3S	Chemi-Con	220 µF	160 V	±20%	Not Specified	2000 Hrs	7.50 mm	16.00 mm	33.00 mm	Active	ROHS3 Compliant
EKXJ221ELL221MLN3S	Chemi-Con	220 µF	220 V	±20%	Not Specified	12000 Hrs	7.50 mm	16.00 mm	34.60 mm	Active	ROHS3 Compliant
UCY2D221MHD	Nichicon	220 µF	200 V	±20%	Not Specified	12000 Hrs	7.50 mm	16.00 mm	33.00 mm	Active	ROHS3 Compliant
160PX220MEFC16X31.5	Rubycon	220 µF	160 V	±20%	Not Specified	2000 Hrs	7.50 mm	16.00 mm	34.60 mm	Active	ROHS3 Compliant

Engineering Selection Recommendations

For Direct Replacement: B43851F1227M000 (EPCOS - TDK Electronics) is an active product offering improved lifetime (3000 Hrs @ 105°C versus 2000 Hrs) while maintaining identical voltage, capacitance, tolerance, and physical dimensions. This part is suitable for applications requiring minimal design changes and maximum compatibility assurance.

For Equivalent Performance: EKMG161ELL221MLN3S and EKMQ161ELL221MLN3S (both Chemi-Con) provide parametric equivalence with 160 V rating and 2000-hour lifetime. These parts are active products with ROHS3 compliance. Height is reduced by 0.5 mm (33.00 mm versus 34.60 mm), which may require PCB layout verification in space-constrained applications.

For Enhanced Reliability: EKXJ221ELL221MLN3S (Chemi-Con) and UCY2D221MHD (Nichicon) offer extended lifetime ratings (12000 Hrs @ 105°C) with higher voltage ratings (220 V and 200 V respectively). These upgrade parts are suitable for applications where long-term reliability and voltage margin are critical design requirements. Both parts maintain mechanical compatibility with the original footprint.

For Alternative Sourcing: 160PX220MEFC16X31.5 (Rubycon) provides parametric equivalence at 160 V with 2000-hour lifetime, offering an additional sourcing option for procurement flexibility.

All substitute parts listed are ROHS3 compliant and suitable for through-hole PCB assembly. Selection should be based on circuit voltage requirements, expected operational lifetime, and available inventory.

Frequently Asked Questions (FAQ)

Q: Can I use a 200 V or 220 V rated capacitor in place of the 160 V MALREKB00JS322M00K?

A: Yes. Higher voltage-rated capacitors (UCY2D221MHD at 200 V and EKXJ221ELL221MLN3S at 220 V) are mechanically and electrically compatible substitutes. The circuit will operate safely with increased voltage margin. However, verify that the physical dimensions, particularly height, do not exceed PCB clearance constraints.

Q: What is the difference between direct equivalents and upgrade parts?

A: Direct equivalents (B43851F1227M000, EKMG161ELL221MLN3S, EKMQ161ELL221MLN3S, 160PX220MEFC16X31.5) maintain the same 160 V voltage rating and 2000-hour lifetime as the original part. Upgrade parts (EKXJ221ELL221MLN3S, UCY2D221MHD) offer higher voltage ratings and extended lifetime (12000 Hrs @ 105°C), providing enhanced reliability for demanding applications.

Q: Are all substitute parts through-hole radial can packages?

A: Yes. All substitute parts listed maintain the through-hole radial can package configuration with 7.50 mm lead spacing and 16.00 mm case diameter, ensuring PCB footprint compatibility.

Q: Does the 0.5 mm height difference in some Chemi-Con parts affect compatibility?

A: The height difference (33.00 mm versus 34.60 mm) is within typical PCB design tolerances. Verify clearance above the capacitor location to ensure no interference with adjacent components or enclosure constraints.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed carry ROHS3 compliance certification, meeting environmental and regulatory requirements equivalent to the original MALREKB00JS322M00K.

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

A: EKXJ221ELL221MLN3S and UCY2D221MHD both provide 12000-hour lifetime ratings at 105°C, compared to 2000 hours for the original part. Selection between these upgrade options depends on voltage requirement (220 V for Chemi-Con, 200 V for Nichicon) and application-specific needs.

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