EEE-FC1V3R3AR Equivalent & Substitute Parts

Part Overview

The Panasonic EEE-FC1V3R3AR is a 3.3 µF, 35 V aluminum electrolytic capacitor in surface mount radial can package, rated for 1000 hours at 105°C with AEC-Q200 automotive qualification. This part carries a "Not For New Designs" status, indicating it has been superseded in Panasonic's product line. Equivalent and substitute parts are necessary to support ongoing production requirements and to transition designs to active product status alternatives.

Key Parameters

Parameter	Value
Capacitance	3.3 µF
Tolerance	±20%
Voltage Rating	35 V
Lifetime @ Temperature	1000 Hrs @ 105°C
Operating Temperature Range	-40°C ~ 105°C
Polarization	Polar
Package Type	Radial, Can - SMD
Mounting Type	Surface Mount
Physical Dimensions	0.157" Dia (4.00mm), Height 0.213" (5.40mm)
Land Size	0.169" L x 0.169" W (4.30mm x 4.30mm)
Ratings	AEC-Q200
RoHS Status	RoHS Compliant

Substitute Part Grouping Explanation

Substitution for the EEE-FC1V3R3AR is determined by the following critical parameters:

Electrical Compatibility: Capacitance (3.3 µF) and tolerance (±20%) must be identical. Voltage rating must be equal to or greater than 35 V to maintain circuit safety margins.

Mechanical Compatibility: Package type (Radial, Can - SMD), mounting type (Surface Mount), physical dimensions (0.157" diameter, 0.213" maximum height), and land size (0.169" x 0.169") must match to ensure PCB assembly compatibility without design modification.

Thermal & Reliability: Operating temperature range must encompass -40°C to 105°C. Lifetime rating at 105°C should be considered for mission-critical applications.

Compliance: AEC-Q200 automotive qualification and RoHS compliance are required for automotive and regulated applications.

Substitute parts are grouped into two categories:

Category 1 - Direct Equivalents (Same Voltage, Same Lifetime): EEE-FC1V3R3R and UWG1V3R3MCL1GB maintain 35 V rating and 1000-hour lifetime, providing direct functional replacement.

Category 2 - Upgraded Alternatives (Higher Voltage or Extended Lifetime): EEE-FC1H3R3R, EEE-HA1H3R3R, EEE-HA1H3R3AR, EEE-HB1H3R3AR, and EEE-HB1H3R3R offer either 50 V rating (providing additional voltage margin) or extended 2000-hour lifetime (EEE-HB series), with active product status for new designs.

Parameter Comparison

Part Number	Manufacturer	Capacitance	Voltage	Lifetime @ 105°C	Series	Product Status	Height (Max)	Ripple Current @ 100 kHz	RoHS Status
EEE-FC1V3R3AR	Panasonic	3.3 µF	35 V	1000 Hrs	FC	Not For New Designs	0.213" (5.40mm)	60 mA	RoHS Compliant
EEE-FC1V3R3R	Panasonic	3.3 µF	35 V	1000 Hrs	FC	Not For New Designs	0.213" (5.40mm)	60 mA	RoHS Compliant
EEE-FC1H3R3R	Panasonic	3.3 µF	50 V	1000 Hrs	FC	Not For New Designs	0.213" (5.40mm)	30 mA	RoHS Compliant
EEE-HA1H3R3R	Panasonic	3.3 µF	50 V	1000 Hrs	HA	Not For New Designs	0.213" (5.40mm)	27.2 mA	RoHS Compliant
EEE-HA1H3R3AR	Panasonic	3.3 µF	50 V	1000 Hrs	HA	Not For New Designs	0.213" (5.40mm)	27.2 mA	RoHS Compliant
EEE-HB1H3R3R	Panasonic	3.3 µF	50 V	2000 Hrs	HB	Active	0.228" (5.80mm)	27.2 mA	ROHS3 Compliant
EEE-HB1H3R3AR	Panasonic	3.3 µF	50 V	2000 Hrs	HB	Active	0.228" (5.80mm)	27.2 mA	ROHS3 Compliant
UWG1V3R3MCL1GB	Nichicon	3.3 µF	35 V	1000 Hrs	UWG	Active	0.213" (5.40mm)	60 mA	ROHS3 Compliant

Engineering Selection Recommendations

For Direct Replacement Without Design Modification:

EEE-FC1V3R3R provides identical electrical and mechanical specifications to the original EEE-FC1V3R3AR. Both maintain 35 V rating, 1000-hour lifetime, and identical physical dimensions. Selection between these two Panasonic FC series parts depends on packaging format availability (tape & reel configuration).

UWG1V3R3MCL1GB (Nichicon) offers equivalent performance with identical capacitance, voltage, lifetime, and physical dimensions. This part carries Active product status and ROHS3 compliance, making it suitable for new design transitions while maintaining full compatibility with existing PCB layouts.

For Enhanced Reliability or Voltage Margin:

EEE-HB1H3R3R and EEE-HB1H3R3AR represent the recommended upgrade path. Both are Panasonic Active products with ROHS3 compliance, offering doubled lifetime (2000 hours at 105°C) and increased voltage rating (50 V). The height increases from 0.213" to 0.228", requiring PCB layout verification. These parts are suitable for applications requiring extended operational life or additional voltage safety margin.

EEE-FC1H3R3R provides 50 V rating while maintaining the original 1000-hour lifetime and 0.213" height, offering a middle-ground option for voltage margin improvement without height modification.

For Automotive and Regulated Applications:

All listed parts maintain AEC-Q200 automotive qualification. Panasonic HB series (EEE-HB1H3R3R, EEE-HB1H3R3AR) and Nichicon UWG1V3R3MCL1GB carry Active product status, ensuring long-term supply availability and compliance support for production environments.

Frequently Asked Questions (FAQ)

Q: Can EEE-HB1H3R3R replace EEE-FC1V3R3AR without PCB modification?

A: Electrical substitution is direct (same capacitance, tolerance, and voltage rating). However, the EEE-HB series height is 0.228" versus the original 0.213", requiring verification that PCB clearance and component placement allow the additional 0.015" height. Land size remains identical at 0.169" x 0.169".

Q: What is the difference between EEE-HA1H3R3R and EEE-HB1H3R3R?

A: Both are 3.3 µF, 50 V Panasonic aluminum electrolytic capacitors with identical physical dimensions and land size. The primary difference is lifetime rating: EEE-HA series provides 1000 hours at 105°C with "Not For New Designs" status, while EEE-HB series provides 2000 hours at 105°C with Active product status. For new designs, EEE-HB is the recommended choice.

Q: Is UWG1V3R3MCL1GB (Nichicon) compatible with the original Panasonic part?

A: Yes. UWG1V3R3MCL1GB matches all critical parameters: 3.3 µF capacitance, ±20% tolerance, 35 V rating, 1000-hour lifetime, identical physical dimensions (0.157" diameter, 0.213" height), and identical land size (0.169" x 0.169"). It carries Active product status and ROHS3 compliance, making it suitable for production use.

Q: Why do some substitute parts have lower ripple current ratings?

A: Ripple current capacity varies by series design. EEE-HA and EEE-HB series show 27.2 mA @ 10 kHz versus the original 60 mA @ 100 kHz. This reflects different internal construction and thermal characteristics. Selection should be based on actual circuit ripple current requirements at the operating frequency.

Q: Are all listed parts AEC-Q200 qualified?

A: Yes. All Panasonic parts (FC, HA, HB series) and the Nichicon UWG series carry AEC-Q200 automotive qualification, meeting automotive reliability and qualification standards.

Q: What is the difference between "Not For New Designs" and "Active" product status?

A: "Not For New Designs" indicates the part is in end-of-life phase with limited future availability. "Active" status indicates the part is in full production with long-term supply commitment. For new designs and production planning, Active status parts (EEE-HB series, UWG1V3R3MCL1GB) are recommended.

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