AHA477M06F24T-F Equivalent & Substitute Parts

Part Overview

The AHA477M06F24T-F is a 470 µF, 6.3 V aluminum electrolytic capacitor manufactured by Cornell Dubilier Electronics (CDE) in surface mount radial can configuration. This component is rated for automotive applications with AEC-Q200 compliance and operates across -55°C to 105°C with a 2000-hour lifetime at 105°C. The part carries a "Not For New Designs" status, necessitating identification of equivalent alternatives for ongoing production and new design implementations. Substitute parts must maintain identical capacitance, voltage rating, and mechanical compatibility while meeting automotive-grade reliability standards.

Key Parameters

Parameter	Value	Unit	Substitution Criticality
Capacitance	470	µF	Exact Match Required
Voltage Rating	6.3	V	Exact Match or Higher
Tolerance	±20%	%	Exact Match Required
Operating Temperature Range	-55 to 105	°C	Exact Match Required
Lifetime at Temperature	2000	Hrs @ 105°C	Exact Match or Higher
Polarization	Polar	—	Exact Match Required
Mounting Type	Surface Mount	—	Exact Match Required
Package Type	Radial, Can - SMD	—	Exact Match Required
Size / Dimension	0.315" Dia (8.00mm)	—	Exact Match Required
AEC-Q200 Rating	Yes	—	Required for Automotive
RoHS3 Compliance	Compliant	—	Required

Substitute Part Grouping Explanation

Substitution of the AHA477M06F24T-F is determined by strict adherence to the following parameters:

Primary Matching Criteria:

Capacitance: 470 µF (exact)
Voltage Rating: 6.3 V (exact match) or higher voltage rating (10 V, 16 V) for upgraded reliability
Tolerance: ±20% (exact)
Operating Temperature: -55°C to 105°C (exact)
Lifetime: 2000 Hrs @ 105°C (exact or extended)
Polarization: Polar (exact)
Mounting: Surface Mount (exact)
Package: Radial, Can - SMD (exact)
Physical Dimensions: 0.315" Dia × 0.402" to 0.413" Height (compatible range)
Compliance: AEC-Q200, RoHS3, REACH Unaffected (exact)

Substitution Categories:

Direct Equivalents (Same Voltage - 6.3 V): Parts maintaining identical electrical and mechanical specifications with active product status.

Upgrade Substitutes (Higher Voltage - 10 V, 16 V): Parts with increased voltage rating providing enhanced design margin while maintaining all other critical parameters. These are suitable for applications where the original 6.3 V rating is adequate but higher voltage provides additional safety margin.

Cross-Manufacturer Alternatives: Parts from Panasonic, KEMET, Chemi-Con, and Nichicon meeting identical specifications with AEC-Q200 automotive qualification.

Parameter Comparison

Part Number	Manufacturer	Capacitance (µF)	Voltage (V)	Tolerance (%)	ESR @ Frequency	Lifetime @ 105°C (Hrs)	Operating Temp (°C)	AEC-Q200	Product Status	Height (mm)
AHA477M06F24T-F	CDE	470	6.3	±20	1.2Ω @ 120Hz	2000	-55 to 105	Yes	Not For New Designs	10.20
AFK477M06F24T-F	CDE	470	6.3	±20	160mΩ @ 100kHz	2000	-55 to 105	Yes	Active	10.50
AFK477M10F24T-F	CDE	470	10	±20	160mΩ @ 100kHz	2000	-55 to 105	Yes	Active	10.50
AFK477M16F24T-F	CDE	470	16	±20	160mΩ @ 100kHz	2000	-55 to 105	Yes	Active	10.50
EEE-FK0J471AP	Panasonic	470	6.3	±20	Not Specified	2000	-55 to 105	Yes	Active	10.50
EEE-FK0J471P	Panasonic	470	6.3	±20	Not Specified	2000	-55 to 105	Yes	Active	10.50
EEV477M6R3S9MAA	KEMET	470	6.3	±20	Not Specified	2000	-55 to 105	Yes	Active	10.50
EMZA6R3ARA471MHA0G	Chemi-Con	470	6.3	±20	Not Specified	2000	-55 to 105	Yes	Active	10.50
EMVY6R3ARA471MHA0G	Chemi-Con	470	6.3	±20	Not Specified	2000	-55 to 105	No	Active	10.00
UCL0J471MNL1GS	Nichicon	470	6.3	±20	Not Specified	2000	-55 to 105	No	Active	10.00
10JZV470M8X10.5	Rubycon	470	10	±20	Not Specified	2000	-55 to 105	Yes	Active	10.50

Engineering Selection Recommendations

Recommended Direct Replacement (Same Voltage):

AFK477M06F24T-F is the primary recommended substitute. This Cornell Dubilier Electronics part maintains identical electrical specifications (470 µF, 6.3 V, ±20% tolerance) with active product status. The AFK series offers improved ESR characteristics (160 mΩ @ 100 kHz versus 1.2 Ω @ 120 Hz) and maintains full AEC-Q200 automotive qualification and RoHS3 compliance. Physical dimensions are compatible with the original design footprint.

Recommended Upgrade Substitutes (Higher Voltage):

AFK477M10F24T-F (10 V) and AFK477M16F24T-F (16 V) provide voltage margin enhancement while maintaining all other critical parameters. These upgrades are suitable for applications where the 6.3 V rating is adequate but additional design margin is beneficial. Both retain AEC-Q200 qualification and active product status.

Cross-Manufacturer Alternatives (6.3 V):

EEE-FK0J471P (Panasonic) and EEV477M6R3S9MAA (KEMET) are qualified alternatives with active status and AEC-Q200 compliance. EMZA6R3ARA471MHA0G (Chemi-Con) also meets automotive specifications with AEC-Q200 rating.

Not Recommended for Automotive Applications:

EMVY6R3ARA471MHA0G (Chemi-Con) and UCL0J471MNL1GS (Nichicon) lack AEC-Q200 automotive qualification and are designated for general-purpose applications. These parts do not meet automotive reliability requirements.

Frequently Asked Questions (FAQ)

Q: Can I use a 10 V or 16 V rated capacitor in place of the 6.3 V AHA477M06F24T-F?

A: Yes. Higher voltage-rated capacitors (AFK477M10F24T-F at 10 V or AFK477M16F24T-F at 16 V) are direct substitutes when the circuit voltage does not exceed the original 6.3 V specification. Higher voltage ratings provide additional design margin and do not degrade performance in lower-voltage applications. All three voltage options maintain identical capacitance, tolerance, temperature range, and automotive compliance.

Q: What is the difference between the AHA and AFK series from Cornell Dubilier?

A: The AHA477M06F24T-F carries "Not For New Designs" status, indicating end-of-life or transition phase. The AFK477M06F24T-F is the active replacement with identical specifications but improved ESR performance (160 mΩ @ 100 kHz versus 1.2 Ω @ 120 Hz). Both maintain AEC-Q200 automotive qualification and 2000-hour lifetime at 105°C.

Q: Are Panasonic EEE-FK0J471AP and EEE-FK0J471P interchangeable?

A: Both Panasonic parts meet the substitution criteria with identical 470 µF, 6.3 V specifications, AEC-Q200 compliance, and active product status. The designation difference (AP versus P) reflects internal manufacturing variants. Both are suitable direct replacements for the AHA477M06F24T-F.

Q: Why are EMVY6R3ARA471MHA0G and UCL0J471MNL1GS not recommended despite matching electrical specifications?

A: These parts lack AEC-Q200 automotive qualification. The original AHA477M06F24T-F is rated for automotive applications. Substitutes must maintain this qualification level. EMVY6R3ARA471MHA0G and UCL0J471MNL1GS are designated for general-purpose applications and do not meet automotive reliability and qualification standards.

Q: What is the significance of the physical dimension differences (10.20 mm versus 10.50 mm height)?

A: The AHA477M06F24T-F has a maximum seated height of 10.20 mm, while most substitute parts measure 10.50 mm. This 0.30 mm difference is within typical PCB design tolerances for surface mount components. Verify clearance in your specific application layout. The 8.00 mm diameter and land pattern (8.30 mm × 8.30 mm) remain consistent across all substitutes.

Q: Can I substitute a part with unspecified ESR if the original specifies 1.2 Ω @ 120 Hz?

A: ESR specifications vary by measurement frequency and manufacturer test conditions. The AFK477M06F24T-F specifies 160 mΩ @ 100 kHz, which is lower than the original 1.2 Ω @ 120 Hz. Lower ESR is beneficial for ripple current handling and thermal performance. Parts with unspecified ESR from qualified manufacturers (Panasonic, KEMET, Chemi-Con) are acceptable if they meet all other critical parameters and carry appropriate certifications.

Q: What compliance certifications must a substitute part maintain?

A: Substitute parts must maintain RoHS3 compliance and REACH Unaffected status. For automotive applications, AEC-Q200 qualification is mandatory. All recommended substitutes in this reference meet these requirements. Verify certification status in component datasheets before procurement.

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