UCD1E151MCL6GS Equivalent & Substitute Parts

Part Overview

The UCD1E151MCL6GS is a 150 µF, 25 V aluminum electrolytic capacitor in surface mount radial can package manufactured by Nichicon. This component is designed for automotive applications with AEC-Q200 qualification and operates across a temperature range of -55°C to 105°C with a rated lifetime of 2000 hours at 105°C. The part is currently active in production with ROHS3 compliance and REACH compliance status.

Substitute parts are identified when equivalent electrical performance and mechanical compatibility can be maintained within the specified parameter tolerances for this product category.

Substiute Parts

UCD1E151MCL6GS

NichiconIn Stock: 1116UCD1E151MCL6GS Datasheet

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UCD1V151MCL6GS

NichiconIn Stock: 1681UCD1V151MCL6GS Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the UCD1E151MCL6GS is determined by the following criteria:

Electrical Parameters (Must Match or Exceed):

• Capacitance: 150 µF (±20% tolerance)
• Voltage Rating: Must be equal to or greater than 25 V
• Operating Temperature Range: Must cover -55°C ~ 105°C
• Lifetime: Must meet or exceed 2000 Hrs @ 105°C
• Ripple Current Ratings: Must support 300 mA @ 120 Hz and 600 mA @ 100 kHz

Mechanical Parameters (Must Match):

• Package Type: Radial, Can - SMD
• Mounting Type: Surface Mount
• Physical Dimensions: 0.394" Dia (10.00mm), Height 0.323" (8.20mm)
• Surface Mount Land Size: 0.406" L x 0.406" W (10.30mm x 10.30mm)
• Polarization: Polar

Compliance & Certification (Must Match):

• AEC-Q200 Automotive Rating
• ROHS3 Compliance
• REACH Compliance Status

Parameter Comparison

Engineering Selection Recommendations

The UCD1V151MCL6GS qualifies as a direct substitute for the UCD1E151MCL6GS based on the following engineering criteria:

Electrical Compatibility: The substitute part maintains identical capacitance (150 µF), tolerance (±20%), and ripple current specifications (300 mA @ 120 Hz, 600 mA @ 100 kHz). The rated voltage is increased from 25 V to 35 V, which exceeds the original specification and provides additional voltage margin without affecting circuit performance in applications rated for 25 V operation.

Mechanical Compatibility: Both parts share identical physical dimensions, surface mount land size, and mounting type, ensuring direct PCB compatibility without layout modifications.

Compliance & Certification: Both parts maintain AEC-Q200 automotive qualification, ROHS3 compliance, and REACH compliance status, meeting all regulatory and quality requirements for automotive applications.

Thermal & Lifetime Performance: Operating temperature range and lifetime specifications are identical across both parts, ensuring equivalent reliability in automotive environments.

Frequently Asked Questions (FAQ)

Q: Can UCD1V151MCL6GS replace UCD1E151MCL6GS in existing designs?

A: Yes. The UCD1V151MCL6GS is electrically and mechanically compatible with the UCD1E151MCL6GS. The 35 V rating of the substitute part exceeds the 25 V requirement of the original part, providing additional voltage headroom while maintaining all other electrical specifications.

Q: Are there any PCB layout changes required when substituting UCD1V151MCL6GS for UCD1E151MCL6GS?

A: No. Both parts have identical surface mount land sizes (0.406" L x 0.406" W) and physical dimensions (0.394" Dia, 0.323" height), allowing direct substitution without PCB modifications.

Q: Do both parts meet automotive qualification standards?

A: Yes. Both UCD1E151MCL6GS and UCD1V151MCL6GS carry AEC-Q200 automotive qualification and are suitable for automotive applications across the operating temperature range of -55°C to 105°C.

Q: What is the difference between these two part numbers?

A: The primary difference is the rated voltage: UCD1E151MCL6GS is rated at 25 V, while UCD1V151MCL6GS is rated at 35 V. All other electrical parameters, mechanical specifications, and compliance certifications are identical.

Q: Are both parts currently in production?

A: Yes. Both UCD1E151MCL6GS and UCD1V151MCL6GS are active products manufactured by Nichicon with current inventory availability.