Equivalent & Substitute Parts for EEE-1EA101XP

Part Overview

The Panasonic EEE-1EA101XP is a 100 µF, 25 V aluminum electrolytic capacitor in surface mount radial can package, rated for 2000 hours at 85°C with AEC-Q200 automotive qualification. This part carries a "Not For New Designs" status, indicating it has been superseded in Panasonic's product portfolio. Equivalent and substitute parts are necessary to support ongoing production requirements, improve thermal performance, or transition to active product lines while maintaining electrical and mechanical compatibility.

Key Parameters

Parameter	Value	Significance for Substitution
Capacitance	100 µF	Must match exactly
Voltage Rating	25 V	Minimum acceptable; higher ratings are acceptable
Tolerance	±20%	Must match or be tighter
Package / Case	Radial, Can - SMD	Must match for PCB compatibility
Size / Dimension	0.248" Dia (6.30mm)	Must match for footprint compatibility
Surface Mount Land Size	0.260" L x 0.260" W (6.60mm x 6.60mm)	Must match for PCB pad compatibility
Mounting Type	Surface Mount	Must match
Polarization	Polar	Must match
Operating Temperature Range	-40°C ~ 85°C	Substitute range must encompass or exceed
Lifetime @ Temperature	2000 Hrs @ 85°C	Minimum acceptable; higher ratings acceptable
Ratings	AEC-Q200	Automotive qualification required
RoHS Status	RoHS Compliant	Compliance required for regulated applications

Substitute Part Grouping Explanation

Substitution logic for the EEE-1EA101XP is based on the following criteria:

Electrical Compatibility:

Capacitance must remain 100 µF
Voltage rating must be 25 V or higher
Tolerance must be ±20% or tighter
Polarization must remain polar

Mechanical Compatibility:

Package type must be Radial, Can - SMD
Diameter must be 0.248" (6.30mm)
Surface mount land size must be 0.260" L x 0.260" W (6.60mm x 6.60mm)
Mounting type must be Surface Mount

Thermal & Reliability:

Operating temperature range must encompass -40°C to 85°C minimum
Lifetime rating must meet or exceed 2000 hours at rated temperature
AEC-Q200 automotive qualification required

Regulatory:

RoHS compliance required
REACH compliance status must be acceptable

Substitutes are grouped into three categories: Direct Equivalents (same voltage rating), Manufacturer Recommended (higher voltage for improved margin), and Upgrades (enhanced thermal performance or extended temperature range).

Parameter Comparison

Part Number	Series	Voltage	Capacitance	Tolerance	Height (Max)	Lifetime @ Temp	Operating Temp Range	Product Status	ESR @ 100kHz	Ripple Current @ 100kHz
EEE-1EA101XP	S	25 V	100 µF	±20%	0.303" (7.70mm)	2000 Hrs @ 85°C	-40°C ~ 85°C	Not For New Designs	—	243.1 mA @ 10 kHz
EEE-FK1E101XP	FK	25 V	100 µF	±20%	0.315" (8.00mm)	2000 Hrs @ 105°C	-55°C ~ 105°C	Active	340 mOhms	280 mA @ 100 kHz
EEE-FKE101XAP	FK	25 V	100 µF	±20%	0.315" (8.00mm)	2000 Hrs @ 105°C	-55°C ~ 105°C	Active	340 mOhms	280 mA @ 100 kHz
EEE-FTH101XAP	FT	50 V	100 µF	±20%	0.315" (8.00mm)	2000 Hrs @ 105°C	-55°C ~ 105°C	Active	340 mOhm @ 100kHz	350 mA @ 100 kHz
EEE-FN1V101XP	FN	35 V	100 µF	±20%	0.315" (8.00mm)	2000 Hrs @ 105°C	-55°C ~ 105°C	Active	340 mOhm @ 100kHz	280 mA @ 100 kHz
EEE-1VA101XAP	S	35 V	100 µF	±20%	0.303" (7.70mm)	2000 Hrs @ 85°C	-40°C ~ 85°C	Not For New Designs	—	224.4 mA @ 10 kHz
EEE-1VA101XP	S	35 V	100 µF	±20%	0.303" (7.70mm)	2000 Hrs @ 85°C	-40°C ~ 85°C	Not For New Designs	—	224.4 mA @ 10 kHz
EEE-FK1V101XP	FK	35 V	100 µF	±20%	0.315" (8.00mm)	2000 Hrs @ 105°C	-55°C ~ 105°C	Active	340 mOhms	280 mA @ 100 kHz
EEE-FPE101XAP	FP	25 V	100 µF	±20%	0.303" (7.70mm)	2000 Hrs @ 105°C	-55°C ~ 105°C	Active	160 mOhm @ 100kHz	600 mA @ 100 kHz
EEE-FPV101XAP	FP	35 V	100 µF	±20%	0.303" (7.70mm)	2000 Hrs @ 105°C	-55°C ~ 105°C	Active	160 mOhm @ 100kHz	600 mA @ 100 kHz
EEE-TQV101XAP	TQ	35 V	100 µF	±20%	0.315" (8.00mm)	2000 Hrs @ 125°C	-40°C ~ 125°C	Active	300 mOhm @ 100kHz	197 mA @ 100 kHz

Engineering Selection Recommendations

Direct Equivalents (Same Voltage, Active Status):

EEE-FK1E101XP and EEE-FKE101XAP are direct electrical equivalents at 25 V with identical capacitance and tolerance. Both are active products with AEC-Q200 qualification. The primary differences are packaging format (Tape & Reel vs. Cut Tape) and thermal performance. Both support extended operating temperature range (-55°C to 105°C) and improved lifetime rating (2000 Hrs @ 105°C), making them suitable for designs requiring higher thermal margins than the original part.

Voltage Margin Upgrade (Manufacturer Recommended):

EEE-FN1V101XP provides 35 V rating while maintaining 25 V electrical compatibility. This part is active and AEC-Q200 qualified, offering improved voltage margin for circuit protection. Operating temperature range extends to 105°C with 2000-hour lifetime at that temperature.

Enhanced Thermal Performance (Active Upgrades):

EEE-FPE101XAP and EEE-FPV101XAP (FP series) deliver significantly lower ESR (160 mOhm @ 100kHz) and higher ripple current capability (600 mA @ 100 kHz) compared to the original part. Both are active products with 2000-hour lifetime at 105°C and extended temperature range (-55°C to 105°C). EEE-FPE101XAP maintains 25 V rating; EEE-FPV101XAP provides 35 V rating.

High Temperature Applications:

EEE-TQV101XAP (TQ series) extends operating temperature to 125°C with 2000-hour lifetime at that temperature. This part is active and AEC-Q200 qualified, suitable for automotive applications requiring enhanced thermal performance. Height increases to 0.315" (8.00mm).

Avoid for New Designs:

EEE-1VA101XAP and EEE-1VA101XP carry "Not For New Designs" status and should not be selected for new circuit development, despite electrical compatibility.

Frequently Asked Questions (FAQ)

Q: Can EEE-FK1E101XP replace EEE-1EA101XP directly on the PCB?

A: Yes, with one consideration. EEE-FK1E101XP has identical diameter (0.248" / 6.30mm) and land size (0.260" x 0.260" / 6.60mm x 6.60mm), ensuring PCB footprint compatibility. However, height increases from 0.303" (7.70mm) to 0.315" (8.00mm). Verify clearance above the component before substitution.

Q: What is the advantage of selecting a higher voltage rating like EEE-FN1V101XP (35 V) instead of EEE-FK1E101XP (25 V)?

A: Higher voltage rating provides circuit protection margin. If the original design operates at 25 V nominal, a 35 V rated capacitor offers additional safety headroom against voltage transients or supply variations. Both parts are electrically compatible in the circuit.

Q: Why does EEE-FPE101XAP have lower ESR and higher ripple current than the original part?

A: The FP series uses different internal construction optimized for lower impedance. ESR of 160 mOhm @ 100kHz (versus unspecified for the original) enables higher ripple current handling (600 mA @ 100 kHz versus 243.1 mA @ 10 kHz). This makes FP series suitable for applications with higher AC current demands.

Q: Is the height difference between 0.303" and 0.315" critical?

A: Height difference of 0.012" (0.30mm) is typically not critical for most PCB assemblies, but must be verified against design clearance requirements, particularly in space-constrained applications or where components are mounted near other tall components.

Q: Can I use EEE-TQV101XAP in a standard 85°C rated circuit?

A: Yes. EEE-TQV101XAP is rated to 125°C, so it operates safely in circuits designed for 85°C. The extended temperature capability provides additional thermal margin and longer component life in the same application.

Q: What is the difference between Cut Tape (CT) and Tape & Reel (TR) packaging?

A: Cut Tape packaging is supplied on tape but cut into individual strips for manual handling or small-volume assembly. Tape & Reel is continuous tape on a reel for automated pick-and-place equipment. Electrical and mechanical specifications are identical; packaging choice depends on assembly process requirements.

Q: Are all substitute parts AEC-Q200 qualified?

A: Yes. All listed substitute parts carry AEC-Q200 automotive qualification, meeting the same reliability and qualification standards as the original EEE-1EA101XP.

Q: Why is the original EEE-1EA101XP marked "Not For New Designs"?

A: This designation indicates Panasonic has superseded this part with improved alternatives in their product portfolio. Existing designs may continue using it, but new circuit development should select from active product lines such as FK, FP, FN, or TQ series for better long-term supply assurance and improved performance characteristics.

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