AFK477M16F24T-F Equivalent & Substitute Parts

Part Overview

The AFK477M16F24T-F is a 470 µF, 16 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 is Active status and ROHS3 compliant, making it suitable for modern automotive and industrial decoupling applications. Equivalent and substitute parts are identified based on matching electrical ratings, mechanical dimensions, and thermal performance specifications to ensure direct circuit compatibility.

Key Parameters

Parameter	Value	Unit	Significance for Substitution
Capacitance	470	µF	Must match exactly
Voltage Rating	16	V	Must match or exceed
Tolerance	±20%	%	Must match
Operating Temperature Range	-55 to 105	°C	Must match or exceed
Lifetime @ 105°C	2000 or higher	Hours	Must match or exceed
Package Type	Radial, Can - SMD	—	Must match
Case Diameter	0.315" (8.00 mm)	inches (mm)	Must match
Height (Seated Max)	0.413" (10.50 mm)	inches (mm)	Must match or be lower
Surface Mount Land Size	0.327" L x 0.394" W (8.30 x 10.00 mm)	inches (mm)	Must be compatible
Mounting Type	Surface Mount	—	Must match
RoHS Status	ROHS3 Compliant	—	Must match
AEC-Q200 Rating	Yes	—	Required for automotive

Substitute Part Grouping Explanation

Substitute parts are classified into two categories based on electrical and mechanical compatibility with the AFK477M16F24T-F:

Direct Equivalents (2000 Hrs @ 105°C Lifetime): Parts meeting all primary electrical specifications (470 µF, 16 V, ±20% tolerance) with identical or compatible mechanical dimensions and 2000-hour thermal lifetime. These parts maintain the same performance envelope as the main part.

Enhanced Performance Substitutes (Higher ESR Performance or Extended Lifetime): Parts with superior electrical characteristics such as lower ESR (80 mOhm vs. 160 mOhm) or extended thermal lifetime (5000 Hrs @ 105°C), offering improved ripple current handling or extended service life while maintaining core electrical ratings and mechanical compatibility.

Critical Substitution Parameters:

Capacitance: 470 µF (exact match required)
Voltage Rating: 16 V (exact match required)
Tolerance: ±20% (exact match required)
Case Diameter: 8.00 mm (exact match required)
Height: 10.50 mm maximum (exact match or lower acceptable)
Surface Mount Land Size: 8.30 x 10.00 mm minimum compatibility
Operating Temperature: -55°C to 105°C (exact match required)
Thermal Lifetime: 2000 Hrs @ 105°C minimum
Mounting: Surface Mount Radial Can (exact match required)
Compliance: ROHS3, AEC-Q200 (exact match required for automotive)

Parameter Comparison

Manufacturer	Part Number	Series	Capacitance (µF)	Voltage (V)	Tolerance (%)	ESR @ 100kHz (mOhm)	Lifetime @ 105°C (Hrs)	Case Dia (mm)	Height Max (mm)	Land Size (mm)	Ripple @ 120Hz (mA)	Ripple @ 100kHz (mA)	AEC-Q200	Packaging	Inventory (Pcs)
Cornell Dubilier	AFK477M16F24T-F	AFK	470	16	±20	160	2000	8.00	10.50	8.30 x 10.00	450	600	Yes	Cut Tape	1173
Rubycon	16JZV470M8X10.5	JZV	470	16	±20	160	2000	8.00	10.50	8.30 x 8.30	360	600	Yes	Tape & Reel	1330
Rubycon	16TKV470M8X10.5	TKV	470	16	±20	80	2000	8.00	10.50	8.30 x 8.30	510	850	Yes	Tape & Reel	1380
Rubycon	16TZV470M8X10.5	TZV	470	16	±20	160	2000	8.00	10.50	8.30 x 8.30	360	600	Yes	Tape & Reel	1223
Panasonic	EEE-FK1C471AP	FK	470	16	±20	160	2000	8.00	10.50	8.30 x 8.30	390	600	Yes	Cut Tape	10131
Panasonic	EEE-FK1C471P	FK	470	16	±20	160	2000	8.00	10.50	8.30 x 8.30	450	600	Yes	Tape & Reel	1284
Panasonic	EEE-FP1C471AP	FP	470	16	±20	80	2000	8.00	10.20	8.30 x 8.30	552.5	850	Yes	Tape & Reel	25736
Chemi-Con	EMZA160ARA471MHA0G	Alchip™- MZA	470	16	±20	160	2000	8.00	10.50	8.30 x 8.30	300	600	Yes	Tape & Reel	989
Chemi-Con	EMZJ160ARA471MHA0G	Alchip™- MZJ	470	16	±20	80	2000	8.00	10.30	8.30 x 8.30	425	850	Yes	Tape & Reel	1385
Nichicon	UCL1C471MNL1GS	UCL	470	16	±20	80	2000	8.00	10.00	8.30 x 8.30	425	850	No	Tape & Reel	6626
Rubycon	16TLV470M8X10.5	TLV	470	16	±20	160	5000	8.00	10.50	8.30 x 8.30	360	600	Yes	Tape & Reel	19040

Engineering Selection Recommendations

For Direct Replacement (Identical Performance):

Select from parts with 160 mOhm ESR and 2000-hour lifetime: 16JZV470M8X10.5 (Rubycon), 16TZV470M8X10.5 (Rubycon), EEE-FK1C471AP (Panasonic), EEE-FK1C471P (Panasonic), or EMZA160ARA471MHA0G (Chemi-Con). All maintain AEC-Q200 automotive qualification and ROHS3 compliance. These parts are electrically and mechanically interchangeable with the AFK477M16F24T-F.

For Enhanced Ripple Current Handling:

Select from parts with 80 mOhm ESR: 16TKV470M8X10.5 (Rubycon), EEE-FP1C471AP (Panasonic), EMZJ160ARA471MHA0G (Chemi-Con), or UCL1C471MNL1GS (Nichicon). These provide superior high-frequency ripple current performance (850 mA @ 100 kHz vs. 600 mA). All except UCL1C471MNL1GS carry AEC-Q200 rating. UCL1C471MNL1GS lacks AEC-Q200 certification and is not recommended for automotive applications requiring this qualification.

For Extended Thermal Lifetime:

Select 16TLV470M8X10.5 (Rubycon TLV series) for 5000-hour lifetime at 105°C, providing 2.5× extended service life while maintaining all other electrical and mechanical specifications. AEC-Q200 compliant and ROHS3 certified.

Packaging Considerations:

The AFK477M16F24T-F is supplied in Cut Tape (CT) & Digi-Reel® packaging. Equivalent parts in Tape & Reel (TR) packaging are suitable for high-volume automated assembly. EEE-FK1C471AP is available in Cut Tape packaging as an alternative for lower-volume applications.

Compliance Verification:

All recommended direct equivalents and enhanced performance substitutes maintain AEC-Q200 automotive qualification and ROHS3 compliance. UCL1C471MNL1GS does not carry AEC-Q200 rating and should be used only in non-automotive applications or where automotive qualification is not required.

Frequently Asked Questions (FAQ)

Q: Can I substitute the AFK477M16F24T-F with a part having lower ESR?

A: Yes. Parts with 80 mOhm ESR (16TKV470M8X10.5, EEE-FP1C471AP, EMZJ160ARA471MHA0G) are direct substitutes with improved ripple current performance. Lower ESR reduces heat generation and improves circuit stability. All AEC-Q200 qualified options are suitable for automotive applications.

Q: What is the difference between 160 mOhm and 80 mOhm ESR?

A: ESR (Equivalent Series Resistance) affects ripple current capability and heat dissipation. The 80 mOhm variants support 850 mA ripple current at 100 kHz compared to 600 mA for 160 mOhm parts. Lower ESR is beneficial in high-frequency switching applications but not required if ripple current specifications are met.

Q: Are all substitute parts AEC-Q200 qualified?

A: All recommended direct equivalents and enhanced performance substitutes except UCL1C471MNL1GS carry AEC-Q200 automotive qualification. UCL1C471MNL1GS is suitable only for general-purpose applications without automotive requirements.

Q: Can I use a part with 5000-hour lifetime instead of 2000-hour?

A: Yes. The 16TLV470M8X10.5 with 5000-hour lifetime at 105°C is a direct mechanical and electrical substitute offering extended service life. This is an upgrade that maintains all other specifications and is fully compatible.

Q: What is the difference between Cut Tape and Tape & Reel packaging?

A: Cut Tape (CT) & Digi-Reel® is used for lower-volume or manual assembly applications. Tape & Reel (TR) is standard for high-volume automated pick-and-place assembly. Both contain identical components; packaging differs only in presentation format and handling method.

Q: Are the land size differences significant?

A: The AFK477M16F24T-F specifies 8.30 x 10.00 mm land size. Most substitutes use 8.30 x 8.30 mm. Both are compatible with standard PCB footprints designed for 8.00 mm diameter cases. The smaller land size of substitutes is acceptable and does not affect electrical performance.

Q: Can I substitute with UCL1C471MNL1GS in an automotive application?

A: No. UCL1C471MNL1GS lacks AEC-Q200 certification and is rated for general-purpose applications only. For automotive applications requiring AEC-Q200 compliance, use only qualified alternatives: 16JZV470M8X10.5, 16TKV470M8X10.5, 16TZV470M8X10.5, EEE-FK1C471AP, EEE-FK1C471P, EEE-FP1C471AP, EMZA160ARA471MHA0G, EMZJ160ARA471MHA0G, or 16TLV470M8X10.5.

Q: What is the maximum height constraint for substitution?

A: The AFK477M16F24T-F has a maximum seated height of 10.50 mm. Substitutes with equal or lower height are acceptable. UCL1C471MNL1GS at 10.00 mm and EEE-FP1C471AP at 10.20 mm are within acceptable limits. All other substitutes at 10.30 mm or 10.50 mm are compatible.

Q: Which substitute offers the best availability?

A: EEE-FP1C471AP (Panasonic) has the highest inventory at 25,736 pieces, followed by 16TLV470M8X10.5 (Rubycon) at 19,040 pieces. Both are AEC-Q200 qualified and suitable for automotive applications.

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