ALS70C274NT063 Equivalent & Substitute Parts

Part Overview

The ALS70C274NT063 is a 270000 µF aluminum electrolytic capacitor rated at 63 V with screw terminals, manufactured by KEMET in the ALS70 series. This component is classified as an active product and is designed for general-purpose applications requiring high-capacitance energy storage in chassis-mounted configurations. The part features a radial can design with screw terminal connections, suitable for applications demanding robust mechanical attachment and high ripple current handling at both low and high frequencies.

Substitute parts are identified when components share identical electrical specifications, mechanical dimensions, and performance characteristics within the allowed tolerance ranges, enabling direct replacement without circuit redesign or performance degradation.

Substiute Parts

ALS70C274NT063

KEMETIn Stock: 707ALS70C274NT063 Datasheet

Current PartRFQ

ALS70A274NT063

KEMETIn Stock: 1195ALS70A274NT063 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the ALS70C274NT063 are identified based on strict equivalence across all critical electrical and mechanical parameters. The substitution logic is based on the following criteria:

Electrical Parameters (Must Match Exactly):

• Capacitance: 270000 µF
• Voltage Rating: 63 V
• Tolerance: ±20%
• ESR @ 100Hz: 7 mOhm
• Lifetime @ 85°C: 20000 Hrs
• Operating Temperature Range: -40°C ~ 85°C
• Ripple Current @ 100 Hz: 34.2 A
• Ripple Current @ 10 kHz: 35.5 A
• Impedance: 8 mOhms

Mechanical Parameters (Must Match Exactly):

• Lead Spacing: 31.80 mm
• Diameter: 77.00 mm
• Height - Seated (Max): 222.00 mm
• Mounting Type: Chassis Mount
• Package / Case: Radial, Can - Screw Terminals

Compliance Parameters (Must Match Exactly):

• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)
• Product Status: Active

The ALS70A274NT063 meets all substitution criteria and is classified as a parametric equivalent.

Parameter Comparison

Engineering Selection Recommendations

The ALS70A274NT063 is a direct substitute for the ALS70C274NT063. Both components are manufactured by KEMET, carry active product status, and maintain full compliance with ROHS3 and REACH requirements. The parts are electrically and mechanically identical across all specified parameters, including capacitance, voltage rating, ESR, ripple current handling, and physical dimensions.

Selection between these two parts may be based on inventory availability and lead time considerations. The ALS70C274NT063 has 639 units in stock, while the ALS70A274NT063 has 1162 units available. Both parts are suitable for direct PCB integration in chassis-mounted applications requiring 270000 µF capacitance at 63 V with screw terminal connections.

Frequently Asked Questions (FAQ)

Q: Can the ALS70A274NT063 replace the ALS70C274NT063 in existing designs?

A: Yes. The ALS70A274NT063 is a parametric equivalent with identical electrical specifications, mechanical dimensions, and performance characteristics. Direct substitution is supported without circuit modification.

Q: What is the difference between the ALS70C and ALS70A base product numbers?

A: The base product numbers indicate different internal design variants within the ALS70 series. However, for the 270000 µF 63 V configuration, both variants deliver identical electrical performance and mechanical compatibility.

Q: Are the screw terminal connections identical between these parts?

A: Yes. Both parts feature radial, can-style screw terminals with identical lead spacing of 31.80 mm, ensuring compatible mounting and electrical connection.

Q: Do both parts meet the same compliance standards?

A: Yes. Both the ALS70C274NT063 and ALS70A274NT063 are ROHS3 compliant, REACH unaffected, and carry MSL Level 1 (Unlimited) moisture sensitivity ratings.

Q: What is the maximum ripple current these capacitors can handle?

A: At 10 kHz, both parts support 35.5 A ripple current. At 100 Hz, both support 34.2 A ripple current. These ratings are identical across both substitute parts.

Q: Are there any temperature-related performance differences?

A: No. Both parts operate across the identical temperature range of -40°C to 85°C and maintain a 20000-hour lifetime at 85°C operating temperature.

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

A: Yes. Both parts maintain identical impedance (8 mOhms) and ESR (7 mOhm @ 100Hz) specifications, supporting equivalent performance in high-frequency ripple current scenarios.