ALS70U752NF400 Equivalent & Substitute Parts

Part Overview

The ALS70U752NF400 is a 7500 µF, 400 V aluminum electrolytic capacitor manufactured by KEMET in the ALS70 series. This component features radial, can-style construction with screw terminals, designed for chassis mount applications requiring general-purpose energy storage and filtering. The part maintains Active product status with full RoHS3 compliance and REACH unaffected designation. Substitute parts are identified to address inventory availability, supply chain continuity, or specific application requirements while maintaining electrical and mechanical compatibility.

Substiute Parts

ALS70U752NF400

KEMETIn Stock: 727ALS70U752NF400 Datasheet

Current PartRFQ

ALS70A752NF400

KEMETIn Stock: 925ALS70A752NF400 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ALS70U752NF400 is determined by strict equivalence across the following critical parameters:

Electrical Parameters (Must Match Exactly):

• Capacitance: 7500 µF
• Voltage Rating: 400 V
• Tolerance: ±20%
• ESR @ 100Hz: 29 mOhm
• Lifetime @ 85°C: 20000 Hrs
• Operating Temperature Range: -40°C to 85°C
• Ripple Current @ 100 Hz: 16.4 A
• Ripple Current @ 10 kHz: 23 A

Mechanical Parameters (Must Match Exactly):

• Package Type: Radial, Can - Screw Terminals
• Mounting Type: Chassis Mount
• Lead Spacing: 1.252" (31.80 mm)
• Diameter: 3.031" (77.00 mm)
• Height - Seated (Max): 4.213" (107.00 mm)

Compliance Parameters (Must Match Exactly):

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

The ALS70A752NF400 qualifies as a parametric equivalent substitute based on complete alignment with all electrical, mechanical, and compliance specifications listed above.

Parameter Comparison

Engineering Selection Recommendations

Both the ALS70U752NF400 and ALS70A752NF400 are Active status products manufactured by KEMET within the ALS70 series. Selection between these parts is based on availability and supply chain considerations rather than technical differentiation.

ALS70U752NF400 is suitable for applications where the U-series variant is specified or preferred, with 696 pieces currently in stock.

ALS70A752NF400 is suitable as a direct substitute when the U-series variant is unavailable, with 912 pieces currently in stock. This part maintains identical electrical performance, mechanical compatibility, and regulatory compliance (ROHS3 Compliant, REACH Unaffected).

Both parts are rated for general-purpose applications with identical thermal performance (20000 hours at 85°C) and identical ripple current handling at both low frequency (16.4 A @ 100 Hz) and high frequency (23 A @ 10 kHz) conditions.

Frequently Asked Questions (FAQ)

Q: Can ALS70A752NF400 be used as a direct replacement for ALS70U752NF400?

A: Yes. The ALS70A752NF400 is a parametric equivalent with identical capacitance (7500 µF), voltage rating (400 V), ESR (29 mOhm @ 100Hz), lifetime (20000 Hrs @ 85°C), ripple current specifications, and mechanical dimensions. Both parts feature identical screw terminal construction, chassis mount configuration, and lead spacing (1.252" / 31.80 mm).

Q: Are there any differences in compliance or regulatory status?

A: No. Both parts carry identical compliance certifications: ROHS3 Compliant, REACH Unaffected, and Moisture Sensitivity Level 1 (Unlimited). Both are classified under ECCN EAR99 and HTSUS 8532.22.0085.

Q: What is the difference between the U-series and A-series designations?

A: The provided data does not specify technical differences between the U-series (ALS70U) and A-series (ALS70A) base product numbers. Both variants meet identical electrical and mechanical specifications for the 7500 µF, 400 V configuration.

Q: Can these parts be used interchangeably in PCB layouts?

A: Yes. Both parts share identical mechanical dimensions (3.031" diameter, 4.213" maximum seated height) and lead spacing (1.252" / 31.80 mm), enabling direct substitution in chassis mount applications without layout modification.

Q: What is the operating temperature range for both parts?

A: Both ALS70U752NF400 and ALS70A752NF400 operate across -40°C to 85°C. The rated lifetime of 20000 hours applies at the 85°C upper temperature limit.

Q: Are there inventory considerations for part selection?

A: Current inventory shows 912 pieces of ALS70A752NF400 and 696 pieces of ALS70U752NF400 in stock. Selection may be influenced by availability requirements and supply chain lead times.