Equivalent & Substitute Parts for EEE-FC1A221P

Part Overview

The Panasonic EEE-FC1A221P is a 220 µF, 10 V aluminum electrolytic capacitor in surface mount radial can package, rated for 1000 hours at 105°C. This part carries a "Not For New Designs" status, indicating it has been superseded in Panasonic's product portfolio. Alternative parts with improved specifications, extended lifetime ratings, or higher voltage ratings are available to meet current automotive and industrial application requirements.

Key Parameters

Parameter	EEE-FC1A221P
Capacitance	220 µF
Voltage Rating	10 V
Tolerance	±20%
Lifetime @ 105°C	1000 Hrs
Operating Temperature Range	-40°C ~ 105°C
Impedance	300 mOhms
Ripple Current @ 100 kHz	450 mA
Package / Case	Radial, Can - SMD
Size / Dimension	0.315" Dia (8.00mm)
Height - Seated (Max)	0.402" (10.20mm)
Surface Mount Land Size	0.327" L x 0.327" W (8.30mm x 8.30mm)
Mounting Type	Surface Mount
AEC-Q200 Rating	Yes
RoHS Status	RoHS Compliant
MSL Rating	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the EEE-FC1A221P is determined by the following critical parameters:

Mandatory Compatibility Parameters:

Capacitance: 220 µF (exact match required)
Tolerance: ±20% (exact match required)
Package / Case: Radial, Can - SMD (exact match required)
Physical Dimensions: 0.315" Dia (8.00mm), Height 0.402" (10.20mm) maximum
Surface Mount Land Size: 0.327" L x 0.327" W (8.30mm x 8.30mm)
Mounting Type: Surface Mount (exact match required)
Polarization: Polar (exact match required)

Allowable Upgrade Parameters:

Voltage Rating: May be equal or higher (10 V, 16 V, 25 V, or 35 V)
Lifetime @ 105°C: May be equal or longer (1000 Hrs, 2000 Hrs, or 5000 Hrs)
Operating Temperature Range: May be equal or wider
Impedance: May be equal or lower
Ripple Current: May be equal or higher
Product Status: Active parts preferred over "Not For New Designs"
RoHS Compliance: ROHS3 Compliant acceptable as upgrade from RoHS Compliant

Substitute parts are grouped by voltage rating tier, as this is the primary electrical upgrade path while maintaining physical and mechanical compatibility.

Parameter Comparison

Part Number	Manufacturer	Capacitance	Voltage	Tolerance	Lifetime @ 105°C	Operating Temp Range	Impedance	Ripple Current @ 100 kHz	Product Status	RoHS Status	Packaging
EEE-FC1A221P	Panasonic	220 µF	10 V	±20%	1000 Hrs	-40°C ~ 105°C	300 mOhms	450 mA	Not For New Designs	RoHS Compliant	Tape & Reel
EEE-FC1A221AP	Panasonic	220 µF	10 V	±20%	1000 Hrs	-40°C ~ 105°C	300 mOhms	450 mA	Not For New Designs	RoHS Compliant	Tape & Reel
EEE-FK1E221AP	Panasonic	220 µF	25 V	±20%	2000 Hrs	-55°C ~ 105°C	160 mOhms	600 mA	Active	ROHS3 Compliant	Tape & Reel
EEE-FK1E221GP	Panasonic	220 µF	25 V	±20%	5000 Hrs	-55°C ~ 105°C	160 mOhms	600 mA	Active	ROHS3 Compliant	Tape & Reel
EEE-FK1E221P	Panasonic	220 µF	25 V	±20%	2000 Hrs	-55°C ~ 105°C	160 mOhms	600 mA	Active	ROHS3 Compliant	Tape & Reel
EEE-FK1V221AP	Panasonic	220 µF	35 V	±20%	2000 Hrs	-55°C ~ 105°C	160 mOhms	600 mA	Active	ROHS3 Compliant	Cut Tape & Digi-Reel
EEE-FK1V221GP	Panasonic	220 µF	35 V	±20%	5000 Hrs	-55°C ~ 105°C	160 mOhms	600 mA	Active	ROHS3 Compliant	Tape & Reel
EEE-FK1V221P	Panasonic	220 µF	35 V	±20%	2000 Hrs	-55°C ~ 105°C	160 mOhms	600 mA	Active	ROHS3 Compliant	Cut Tape & Digi-Reel
EEE-FP1E221AP	Panasonic	220 µF	25 V	±20%	2000 Hrs	-55°C ~ 105°C	80 mOhms	850 mA	Active	ROHS3 Compliant	Tape & Reel
EEE-FP1V221AP	Panasonic	220 µF	35 V	±20%	2000 Hrs	-55°C ~ 105°C	80 mOhms	850 mA	Active	ROHS3 Compliant	Cut Tape & Digi-Reel
EEE-HA1C221UP	Panasonic	220 µF	16 V	±20%	1000 Hrs	-40°C ~ 105°C	—	255 mA	Not For New Designs	RoHS Compliant	Tape & Reel

Engineering Selection Recommendations

For Direct Replacement (Same Electrical Performance): EEE-FC1A221AP is a direct equivalent to EEE-FC1A221P with identical electrical specifications. Both parts carry "Not For New Designs" status and should be considered interim solutions only.

For Active Product Line Designs: The EEE-FK series (25 V and 35 V ratings) and EEE-FP series represent current active products with extended lifetime ratings and improved performance characteristics. These parts are suitable for new designs requiring automotive AEC-Q200 compliance.

Voltage Upgrade Path:

EEE-FK1E221P or EEE-FK1E221AP: 25 V rating, 2000 Hrs @ 105°C, lower impedance (160 mOhms)
EEE-FK1V221P or EEE-FK1V221AP: 35 V rating, 2000 Hrs @ 105°C, lower impedance (160 mOhms)

Enhanced Performance Path:

EEE-FP1E221AP: 25 V rating, 80 mOhms impedance, 850 mA ripple current @ 100 kHz
EEE-FP1V221AP: 35 V rating, 80 mOhms impedance, 850 mA ripple current @ 100 kHz

Extended Lifetime Path:

EEE-FK1E221GP: 25 V rating, 5000 Hrs @ 105°C
EEE-FK1V221GP: 35 V rating, 5000 Hrs @ 105°C

All substitute parts maintain identical physical dimensions, surface mount land size, and mounting compatibility with the original EEE-FC1A221P.

Frequently Asked Questions (FAQ)

Q: Can EEE-FC1A221AP be used as a direct replacement for EEE-FC1A221P? A: Yes. Both parts have identical electrical specifications (220 µF, 10 V, ±20%, 1000 Hrs @ 105°C) and physical dimensions. The primary difference is packaging designation. Both are marked "Not For New Designs."

Q: What is the advantage of upgrading to EEE-FK series parts? A: EEE-FK series parts offer three key improvements: Active product status (suitable for new designs), extended lifetime ratings (2000 Hrs or 5000 Hrs @ 105°C versus 1000 Hrs), and lower impedance (160 mOhms versus 300 mOhms). Higher voltage ratings (25 V or 35 V) provide additional design margin.

Q: Can I use a 25 V or 35 V rated capacitor in a 10 V circuit? A: Yes. Higher voltage ratings are electrically compatible with lower voltage applications. The capacitor will operate safely at voltages below its rated maximum. This is a standard substitution practice in electronics design.

Q: What is the difference between EEE-FK and EEE-FP series? A: Both series are active products with 220 µF capacitance and available in 25 V and 35 V ratings. EEE-FP series offers superior performance with lower impedance (80 mOhms versus 160 mOhms) and higher ripple current capability (850 mA @ 100 kHz versus 600 mA). EEE-FP is recommended for applications requiring enhanced high-frequency performance.

Q: Are all substitute parts AEC-Q200 rated? A: Yes. All listed substitute parts carry AEC-Q200 automotive qualification, matching the original EEE-FC1A221P specification.

Q: What is the difference between Tape & Reel and Cut Tape & Digi-Reel packaging? A: Both are surface mount packaging formats suitable for automated assembly. Tape & Reel is standard continuous reel packaging. Cut Tape & Digi-Reel offers flexibility for smaller order quantities. Electrical and physical specifications are identical; packaging choice depends on procurement and assembly requirements.

Q: Is RoHS3 compliance better than RoHS compliance? A: ROHS3 Compliant represents the current RoHS standard (Directive 2011/65/EU as amended). RoHS Compliant indicates compliance with earlier RoHS standards. ROHS3 is the current requirement for new designs and represents the preferred compliance status.

Q: Can I substitute EEE-HA1C221UP (16 V) for EEE-FC1A221P (10 V)? A: Yes. EEE-HA1C221UP is electrically compatible as a higher voltage substitute. However, it carries "Not For New Designs" status. For new designs, EEE-FK or EEE-FP series at 25 V or 35 V ratings are preferred active alternatives.

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