Equivalent & Substitute Parts for EEE-1CA220AR

Part Overview

The Panasonic EEE-1CA220AR is a 22 µF, 16 V aluminum electrolytic capacitor in surface mount radial can package, rated for 2000 hours at 85°C. This part carries a "Not For New Designs" status, indicating it has been superseded in Panasonic's product portfolio. Alternative parts are available with improved performance characteristics, extended temperature ratings, and longer operational lifetimes.

Key Parameters

Parameter	EEE-1CA220AR
Capacitance	22 µF
Voltage Rating	16 V
Tolerance	±20%
Lifetime @ Temperature	2000 Hrs @ 85°C
Operating Temperature Range	-40°C ~ 85°C
Package / Case	Radial, Can - SMD
Size / Dimension	0.197" Dia (5.00mm)
Height - Seated (Max)	0.217" (5.50mm)
Surface Mount Land Size	0.209" L x 0.209" W (5.30mm x 5.30mm)
Mounting Type	Surface Mount
Polarization	Polar
Ratings	AEC-Q200
Applications	Automotive
RoHS Status	RoHS Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the EEE-1CA220AR is determined by the following critical parameters:

Mandatory Compatibility Parameters:

Capacitance: 22 µF (exact match required)
Tolerance: ±20% (exact match required)
Voltage Rating: 16 V minimum (equal or higher voltage acceptable)
Package / Case: Radial, Can - SMD (exact match required)
Size / Dimension: 0.197" Dia (5.00mm) (exact match required)
Surface Mount Land Size: 0.209" L x 0.209" W (5.30mm x 5.30mm) (exact match required)
Mounting Type: Surface Mount (exact match required)
Polarization: Polar (exact match required)
AEC-Q200 Automotive Rating (required for automotive applications)

Performance Enhancement Parameters:

Operating Temperature Range: Extended upper limit acceptable (from 85°C to 105°C)
Lifetime @ Temperature: Extended operational hours acceptable (from 2000 Hrs to 3000 Hrs or 5000 Hrs)
ESR (Equivalent Series Resistance): Lower values indicate improved performance
Ripple Current Capability: Higher values indicate improved performance
Product Status: Active status preferred over "Not For New Designs"

Substitute parts meeting all mandatory compatibility parameters are classified as direct electrical and mechanical equivalents. Parts with enhanced performance characteristics are classified as upgrades.

Parameter Comparison

Part Number	Series	Capacitance	Voltage	Tolerance	Lifetime @ Temp	Operating Temp Range	Height (Max)	ESR @ 100kHz	Ripple Current @ 100kHz	Product Status	RoHS Status
EEE-1CA220AR	S	22 µF	16 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	0.217" (5.50mm)	—	66.3 mA @ 10 kHz	Not For New Designs	RoHS Compliant
EEE-FN1V220R	FN	22 µF	35 V	±20%	2000 Hrs @ 105°C	-55°C ~ 105°C	0.240" (6.10mm)	700mOhm @ 100kHz	160 mA @ 100 kHz	Active	ROHS3 Compliant
EEE-FP1C220AR	FP	22 µF	16 V	±20%	2000 Hrs @ 105°C	-55°C ~ 105°C	0.228" (5.80mm)	360mOhm @ 100kHz	240 mA @ 100 kHz	Active	ROHS3 Compliant
EEE-FP1E220AR	FP	22 µF	25 V	±20%	2000 Hrs @ 105°C	-55°C ~ 105°C	0.228" (5.80mm)	360mOhm @ 100kHz	240 mA @ 100 kHz	Active	ROHS3 Compliant
EEE-FP1V220AR	FP	22 µF	35 V	±20%	2000 Hrs @ 105°C	-55°C ~ 105°C	0.228" (5.80mm)	360mOhm @ 100kHz	240 mA @ 100 kHz	Active	ROHS3 Compliant
EEE-HB1C220AR	HB	22 µF	16 V	±20%	2000 Hrs @ 105°C	-40°C ~ 105°C	0.228" (5.80mm)	—	66.3 mA @ 10 kHz	Active	ROHS3 Compliant
EEE-HB1C220R	HB	22 µF	16 V	±20%	2000 Hrs @ 105°C	-40°C ~ 105°C	0.228" (5.80mm)	—	66.3 mA @ 10 kHz	Active	ROHS3 Compliant
EEE-HC1C220R	HC	22 µF	16 V	±20%	3000 Hrs @ 105°C	-40°C ~ 105°C	0.228" (5.80mm)	—	66.3 mA @ 10 kHz	Active	ROHS3 Compliant
EEE-HD1C220AR	HD	22 µF	16 V	±20%	5000 Hrs @ 105°C	-40°C ~ 105°C	0.228" (5.80mm)	—	66.3 mA @ 10 kHz	Active	ROHS3 Compliant
EEE-1CA220WAR	S	22 µF	16 V	±20%	1000 Hrs @ 85°C	-40°C ~ 85°C	0.217" (5.50mm)	—	47.6 mA @ 10 kHz	Active	ROHS3 Compliant
EEE-1CA220WR	S	22 µF	16 V	±20%	1000 Hrs @ 85°C	-40°C ~ 85°C	0.217" (5.50mm)	—	47.6 mA @ 10 kHz	Not For New Designs	RoHS Compliant

Engineering Selection Recommendations

Direct Upgrade Path (Same Voltage, Same Package Footprint):

For applications requiring direct replacement with improved reliability, the EEE-HB1C220AR, EEE-HB1C220R, EEE-HC1C220R, and EEE-HD1C220AR series provide active product status with extended operating temperature to 105°C. The EEE-HC1C220R offers 3000 hours lifetime at 105°C, while the EEE-HD1C220AR provides the longest operational life at 5000 hours at 105°C. All maintain identical 16 V voltage rating and package dimensions. These parts carry ROHS3 compliance and are suitable for new designs.

Enhanced Performance with Higher Voltage Rating:

The EEE-FP series (EEE-FP1C220AR, EEE-FP1E220AR, EEE-FP1V220AR) provides significantly improved ESR characteristics (360mOhm @ 100kHz versus unspecified for the original part) and higher ripple current capability (240 mA @ 100 kHz). These parts maintain the same 22 µF capacitance and ±20% tolerance. The EEE-FP1C220AR matches the original 16 V rating, while EEE-FP1E220AR and EEE-FP1V220AR offer 25 V and 35 V ratings respectively. All feature extended temperature operation to 105°C and active product status.

Higher Voltage Alternative:

The EEE-FN1V220R provides 35 V rating with 2000 hours lifetime at 105°C. This part has a slightly increased height (0.240" versus 0.217") and should be verified for PCB clearance compatibility.

Similar Footprint Alternatives:

The EEE-1CA220WAR maintains identical package dimensions to the original part (0.217" height) with active product status and ROHS3 compliance, though it provides reduced lifetime (1000 hours at 85°C). The EEE-1CA220WR is functionally equivalent but carries "Not For New Designs" status.

Frequently Asked Questions (FAQ)

Q: Can I use a higher voltage rated capacitor as a substitute?

A: Yes. A capacitor with a higher voltage rating (25 V, 35 V) can replace a 16 V rated capacitor in the same circuit. The higher voltage rating provides additional safety margin and does not affect circuit operation. The capacitance value (22 µF) and tolerance (±20%) must remain identical.

Q: What is the difference between the EEE-FP and EEE-HC series?

A: Both series maintain 22 µF capacitance and 16 V rating. The EEE-FP series features lower ESR (360mOhm @ 100kHz) and higher ripple current capability (240 mA @ 100 kHz), making it suitable for applications requiring lower impedance. The EEE-HC series provides extended lifetime (3000 hours at 105°C) with standard ripple current ratings. Selection depends on whether the application prioritizes low impedance performance or extended operational life.

Q: Are there package dimension differences between substitute parts?

A: Most substitute parts maintain the original 0.197" diameter (5.00mm) and 0.209" x 0.209" land size. However, height varies: the original EEE-1CA220AR is 0.217" (5.50mm), while most upgrades are 0.228" (5.80mm). The EEE-FN1V220R is 0.240" (6.10mm). PCB clearance must be verified before substitution.

Q: What does "Not For New Designs" status mean?

A: This designation indicates the part has been superseded by newer alternatives in Panasonic's portfolio. While existing inventory remains available, the manufacturer recommends using active status parts for new circuit designs. Active status parts offer improved specifications, extended temperature ratings, and longer product availability.

Q: Which substitute part provides the best reliability for automotive applications?

A: All listed parts carry AEC-Q200 automotive qualification. For maximum reliability, the EEE-HD1C220AR offers the longest operational lifetime (5000 hours at 105°C). For improved electrical performance with extended life, the EEE-FP series provides lower ESR and higher ripple current capability while maintaining 2000 hours at 105°C.

Q: Can I substitute the EEE-1CA220AR with the EEE-FN1V220R?

A: Electrical substitution is valid: both are 22 µF ±20% polar capacitors with AEC-Q200 rating. However, the EEE-FN1V220R is 0.240" tall versus 0.217" for the original part. PCB layout clearance must be verified. The higher 35 V rating and improved ripple current (160 mA @ 100 kHz) provide performance benefits.

Q: What is the significance of ESR in capacitor selection?

A: Equivalent Series Resistance (ESR) affects capacitor impedance and heat dissipation. Lower ESR values (360mOhm in the EEE-FP series versus unspecified in the original) indicate better high-frequency performance and reduced power loss. Applications with high ripple current or demanding frequency response benefit from lower ESR specifications.

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