ALS70H332MF500 Equivalent & Substitute Parts

Part Overview

The ALS70H332MF500 is a 3300 µF, 500 V aluminum electrolytic capacitor manufactured by KEMET in the ALS70 series. This radial, can-style capacitor with screw terminals is designed for general-purpose applications requiring high capacitance and voltage ratings. The part is currently active in production with 838 units in stock. Substitute parts are identified to provide alternative sourcing options when the primary part number becomes unavailable or when inventory constraints require component flexibility within equivalent electrical and mechanical specifications.

Substiute Parts

ALS70H332MF500

KEMETIn Stock: 862ALS70H332MF500 Datasheet

Current PartRFQ

ALS70A332MF500

KEMETIn Stock: 1176ALS70A332MF500 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the ALS70H332MF500 are identified based on strict equivalence across the following critical parameters:

Electrical Equivalence Criteria:

• Capacitance: 3300 µF (exact match)
• Voltage Rating: 500 V (exact match)
• Tolerance: ±20% (exact match)
• ESR @ 100Hz: 77 mOhm (exact match)
• Lifetime @ 85°C: 19000 Hrs (exact match)
• Operating Temperature Range: -40°C ~ 85°C (exact match)
• Ripple Current @ 100 Hz: 12.3 A (exact match)
• Ripple Current @ 10 kHz: 19.7 A (exact match)

Mechanical Equivalence Criteria:

• Package Type: Radial, Can - Screw Terminals (exact match)
• Lead Spacing: 28.50 mm (exact match)
• Diameter: 66.00 mm (exact match)
• Height: 107.00 mm (exact match)
• Mounting Type: Chassis Mount (exact match)

Compliance Equivalence Criteria:

• RoHS Status: ROHS3 Compliant (exact match)
• Moisture Sensitivity Level: 1 (Unlimited) (exact match)
• REACH Status: REACH Unaffected (exact match)

The ALS70A332MF500 meets all electrical, mechanical, and compliance requirements for direct substitution with the ALS70H332MF500.

Parameter Comparison

Engineering Selection Recommendations

Both the ALS70H332MF500 and ALS70A332MF500 are active production parts manufactured by KEMET with identical electrical and mechanical specifications. Selection between these parts is based on the following engineering criteria:

Inventory Availability: The ALS70A332MF500 maintains higher current inventory (1097 units) compared to the ALS70H332MF500 (838 units), providing improved supply chain flexibility for high-volume procurement.

Compliance Status: Both parts carry identical certifications: ROHS3 Compliant, REACH Unaffected, and MSL 1 (Unlimited). Either part satisfies regulatory requirements for applications requiring environmental compliance.

Production Status: Both parts are active in the ALS70 series, ensuring long-term availability and consistent manufacturing quality.

Electrical Performance: Identical performance across all rated parameters including capacitance, voltage, ESR, ripple current, and thermal lifetime ensures functional interchangeability in circuit applications.

Mechanical Compatibility: Identical package dimensions, lead spacing, and screw terminal configuration ensure direct mechanical substitution without PCB or chassis modifications.

Frequently Asked Questions (FAQ)

Q: Can ALS70A332MF500 be used as a direct replacement for ALS70H332MF500?

A: Yes. The ALS70A332MF500 is a parametric equivalent with identical electrical specifications (3300 µF, 500 V, 77 mOhm ESR, 19000 Hrs @ 85°C), mechanical dimensions (66.00 mm diameter, 107.00 mm height, 28.50 mm lead spacing), and compliance certifications (ROHS3, REACH Unaffected). No circuit modifications or board redesign is required.

Q: Are there any differences in the screw terminal configuration between these parts?

A: No. Both parts use identical Radial, Can - Screw Terminals with 28.50 mm lead spacing and Chassis Mount configuration. Terminal compatibility is complete.

Q: What is the significance of the base product number difference (ALS70H vs. ALS70A)?

A: The base product number designates internal manufacturing variants within the ALS70 series. Both variants meet identical performance and compliance specifications for the 3300 µF, 500 V rating. The difference does not affect electrical or mechanical performance.

Q: Do both parts have the same thermal lifetime rating?

A: Yes. Both parts are rated for 19000 hours at 85°C operating temperature, with identical operating temperature range of -40°C to 85°C.

Q: Are there any moisture sensitivity or storage condition differences?

A: No. Both parts carry MSL 1 (Unlimited) rating, indicating no moisture sensitivity restrictions and unlimited shelf life under standard storage conditions.

Q: Can these parts be used interchangeably in high-ripple-current applications?

A: Yes. Both parts support identical ripple current ratings: 12.3 A @ 100 Hz and 19.7 A @ 10 kHz, ensuring equivalent performance in applications with AC ripple current stress.