Equivalent & Substitute Parts for MAL215959151E3

Part Overview

The MAL215959151E3 is a 150 µF, 500 V aluminum electrolytic capacitor in radial, can snap-in configuration manufactured by Vishay Beyschlag/Draloric/BC Components. This component is classified as obsolete, necessitating identification of active equivalent alternatives for ongoing procurement and system maintenance. The part is designed for general-purpose applications requiring high-voltage energy storage with specified thermal performance characteristics.

Key Parameters

Parameter	Value
Capacitance	150 µF
Voltage Rating	500 V
Tolerance	±20%
Package Type	Radial, Can - Snap-In
Mounting Type	Through Hole
Lead Spacing	0.394" (10.00 mm)
Physical Diameter	0.984" (25.00 mm)
Height (Seated Max)	1.850" (47.00 mm)
Polarization	Polar
Operating Temperature Range	-25°C to 105°C

Substitute Part Grouping Explanation

Substitution eligibility for the MAL215959151E3 is determined by strict equivalence in the following parameters:

Capacitance value: 150 µF (exact match required)
Voltage rating: 500 V (exact match required)
Tolerance: ±20% (exact match required)
Package configuration: Radial, Can - Snap-In (exact match required)
Lead spacing: 0.394" (10.00 mm) (exact match required)
Physical dimensions: 0.984" diameter × 1.850" height maximum (exact match required)
Mounting type: Through Hole (exact match required)
Polarization: Polar (exact match required)

Two active substitute parts meet these criteria: MAL225959151E3 and MAL219359151E3. Both maintain identical electrical ratings, mechanical form factors, and mounting specifications, ensuring direct functional replacement in existing circuit designs.

Parameter Comparison

Parameter	MAL215959151E3 (Main)	MAL225959151E3 (Substitute)	MAL219359151E3 (Substitute)
Manufacturer	Vishay Beyschlag/Draloric/BC Components	Vishay Beyschlag/Draloric/BC Components	Vishay Beyschlag/Draloric/BC Components
Capacitance	150 µF	150 µF	150 µF
Voltage Rating	500 V	500 V	500 V
Tolerance	±20%	±20%	±20%
ESR @ 100 Hz	750 mOhm	870 mOhm	890 mOhm
Lifetime @ 105°C	5000 Hrs	3000 Hrs	5000 Hrs
Operating Temperature	-25°C to 105°C	-40°C to 105°C	-25°C to 105°C
Ripple Current @ 120 Hz	1.08 A	—	—
Ripple Current @ 100 Hz	—	1.29 A	1.26 A
Ripple Current @ 10 kHz	—	1.935 A	1.89 A
Impedance	510 mOhms	650 mOhms	650 mOhms
Lead Spacing	0.394" (10.00 mm)	0.394" (10.00 mm)	0.394" (10.00 mm)
Diameter	0.984" (25.00 mm)	0.984" (25.00 mm)	0.984" (25.00 mm)
Height (Seated Max)	1.850" (47.00 mm)	1.850" (47.00 mm)	1.850" (47.00 mm)
Package Type	Radial, Can - Snap-In	Radial, Can - Snap-In	Radial, Can - Snap-In
Mounting Type	Through Hole	Through Hole	Through Hole
Product Status	Obsolete	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

Both MAL225959151E3 and MAL219359151E3 are active products with current manufacturing status, addressing the obsolescence of the MAL215959151E3. Both substitutes maintain full compliance with ROHS3 and REACH regulatory requirements.

MAL219359151E3 is the preferred substitute when thermal longevity is a design requirement, as it matches the original part's 5000-hour lifetime rating at 105°C. This part also maintains the original operating temperature range of -25°C to 105°C and provides equivalent impedance characteristics at 650 mOhms.

MAL225959151E3 offers extended low-temperature operation to -40°C and higher ripple current capacity at high frequencies (1.935 A @ 10 kHz), making it suitable for applications requiring broader thermal operating margins or elevated AC stress conditions. However, its 3000-hour lifetime at 105°C is reduced compared to the original specification.

Both parts are mechanically and electrically interchangeable within the specified parameter tolerances. Selection between them depends on application-specific requirements for thermal endurance and operating temperature range.

Frequently Asked Questions (FAQ)

Q: Can MAL225959151E3 and MAL219359151E3 be used interchangeably with MAL215959151E3?

A: Both parts are direct mechanical and electrical substitutes. They share identical capacitance (150 µF), voltage rating (500 V), tolerance (±20%), package configuration (radial snap-in), lead spacing (10.00 mm), and physical dimensions. Interchangeability is confirmed for through-hole PCB mounting applications.

Q: What is the difference in ESR between the main part and substitutes?

A: The MAL215959151E3 has 750 mOhm ESR @ 100 Hz. MAL225959151E3 has 870 mOhm ESR, and MAL219359151E3 has 890 mOhm ESR. These variations remain within acceptable ranges for general-purpose aluminum electrolytic capacitor applications and do not affect functional compatibility.

Q: Why does MAL225959151E3 have a shorter lifetime rating?

A: MAL225959151E3 is rated for 3000 hours at 105°C, compared to 5000 hours for both the original part and MAL219359151E3. This reflects different internal construction and electrolyte formulation in the 259 PHM-SI series. Applications requiring extended thermal endurance should specify MAL219359151E3.

Q: Does the extended temperature range of MAL225959151E3 affect its suitability?

A: MAL225959151E3 operates from -40°C to 105°C, extending the lower temperature limit by 15°C compared to the original -25°C to 105°C range. This broader range does not compromise compatibility and may provide additional design flexibility for cold-environment applications.

Q: Are all three parts RoHS and REACH compliant?

A: Yes. MAL215959151E3, MAL225959151E3, and MAL219359151E3 are all ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory standards for electronic component procurement.

Q: What is the difference in ripple current ratings?

A: The original part specifies 1.08 A @ 120 Hz. MAL225959151E3 provides 1.29 A @ 100 Hz and 1.935 A @ 10 kHz. MAL219359151E3 provides 1.26 A @ 100 Hz and 1.89 A @ 10 kHz. Higher ripple current capacity in the substitutes indicates improved performance under AC stress conditions.

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