EEE-1AA330AR Equivalent & Substitute Parts

Part Overview

The Panasonic EEE-1AA330AR is a 33 µF, 10 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 This part carries a "Not For New Designs" status, indicating it has been superseded in Panasonic's product portfolio. Identifying equivalent and substitute parts is necessary to ensure design continuity, maintain supply chain flexibility, and access improved performance characteristics available in active product lines.

Key Parameters

Parameter	Value
Capacitance	33 µF
Voltage Rating	10 V
Tolerance	±20%
Package Type	Radial, Can - SMD
Mounting Type	Surface Mount
Polarization	Polar
Lifetime Rating	2000 Hrs @ 85°C
Operating Temperature Range	-40°C ~ 85°C
Automotive Rating	AEC-Q200
RoHS Status	RoHS Compliant

Substitute Part Grouping Explanation

Substitution of the EEE-1AA330AR is determined by strict adherence to the following electrical and mechanical parameters:

Primary Substitution Criteria:

Capacitance value: 33 µF (exact match required)
Voltage rating: 10 V minimum (higher ratings acceptable for voltage-derating applications)
Tolerance: ±20% (standard for aluminum electrolytic capacitors)
Package footprint: 0.209" L x 0.209" W (5.30mm x 5.30mm) surface mount land size
Mounting type: Surface Mount
Polarization: Polar
Automotive qualification: AEC-Q200

Substitution Categories:

Upgrade Parts (Active Status): Parts with improved performance characteristics while maintaining electrical compatibility. These include enhanced lifetime ratings at higher temperatures, lower ESR values, or extended operating temperature ranges.

Similar Parts (Active Status): Parts with identical electrical specifications but different physical dimensions or lifetime ratings. These require PCB layout verification before implementation.

Parametric Equivalents (Not For New Designs): Parts with matching electrical parameters but legacy status, suitable only for sustaining production or direct replacement scenarios.

Parameter Comparison

Part Number	Series	Capacitance	Voltage	Lifetime @ Temp	Operating Temp Range	Height (Max)	ESR @ 100kHz	Product Status
EEE-1AA330AR	S	33 µF	10 V	2000 Hrs @ 85°C	-40°C ~ 85°C	0.213" (5.40mm)	Not specified	Not For New Designs
EEE-FP1A330AR	FP	33 µF	10 V	2000 Hrs @ 105°C	-55°C ~ 105°C	0.228" (5.80mm)	360mOhm	Active
EEE-FPE330UAR	FP	33 µF	25 V	2000 Hrs @ 105°C	-55°C ~ 105°C	0.228" (5.80mm)	360mOhm	Active
EEE-HB1A330AR	HB	33 µF	10 V	2000 Hrs @ 105°C	-40°C ~ 105°C	0.228" (5.80mm)	Not specified	Active
EEE-HB1A330R	HB	33 µF	10 V	2000 Hrs @ 105°C	-40°C ~ 105°C	0.228" (5.80mm)	Not specified	Active
EEE-HBE330UAR	HB	33 µF	25 V	2000 Hrs @ 105°C	-40°C ~ 105°C	0.228" (5.80mm)	Not specified	Active
EEE-HC1A330R	HC	33 µF	10 V	3000 Hrs @ 105°C	-40°C ~ 105°C	0.228" (5.80mm)	Not specified	Active
EEE-FN1E330R	FN	33 µF	25 V	2000 Hrs @ 105°C	-55°C ~ 105°C	0.240" (6.10mm)	700mOhm	Active
EEE-1AA330WAR	S	33 µF	10 V	1000 Hrs @ 85°C	-40°C ~ 85°C	0.213" (5.40mm)	Not specified	Active
EEE-1AA330WR	S	33 µF	10 V	1000 Hrs @ 85°C	-40°C ~ 85°C	0.213" (5.40mm)	Not specified	Not For New Designs
EEE-1AA330SR	S	33 µF	10 V	2000 Hrs @ 85°C	-40°C ~ 85°C	0.213" (5.40mm)	Not specified	Not For New Designs

Engineering Selection Recommendations

Direct Replacement (Same Footprint - 5.00mm Diameter):

EEE-1AA330SR is a parametric equivalent with identical electrical specifications and matching physical dimensions. This part is suitable for sustaining production of existing designs but carries "Not For New Designs" status.

Recommended Upgrades (Active Product Line):

For new designs or redesigns, EEE-HB1A330AR and EEE-HB1A330R are the primary recommendations. Both parts maintain the 33 µF / 10 V electrical specification with identical footprint compatibility (5.00mm diameter, 5.30mm x 5.30mm land size). These HB series parts offer extended operating temperature range (-40°C to 105°C versus -40°C to 85°C) and improved lifetime rating at elevated temperature (2000 Hrs @ 105°C). Both parts carry Active product status and ROHS3 compliance.

EEE-HC1A330R provides the highest reliability option with 3000 hours lifetime at 105°C, maintaining all other electrical and mechanical compatibility parameters.

Voltage-Derating Applications:

EEE-FPE330UAR (33 µF / 25 V) and EEE-HBE330UAR (33 µF / 25 V) are suitable for applications where voltage derating is acceptable. Both maintain the 5.00mm diameter footprint and 5.30mm x 5.30mm land size. EEE-FPE330UAR offers lower ESR (360mOhm @ 100kHz) and extended temperature range (-55°C to 105°C). EEE-HBE330UAR provides simplified thermal management with identical footprint.

Extended Temperature Range Requirement:

EEE-FP1A330AR and EEE-FPE330UAR both support -55°C to 105°C operating range, exceeding the original part's -40°C to 85°C specification. EEE-FP1A330AR maintains 10 V rating with 360mOhm ESR specification.

Physical Dimension Constraints:

EEE-1AA330WAR and EEE-1AA330WR feature reduced physical dimensions (4.00mm diameter, 4.30mm x 4.30mm land size) compared to the original part (5.00mm diameter, 5.30mm x 5.30mm land size). These parts require PCB layout modification and are suitable only when space constraints override other considerations. Both carry 1000 Hrs @ 85°C lifetime rating.

Frequently Asked Questions (FAQ)

Q: Can EEE-HB1A330AR be used as a direct replacement for EEE-1AA330AR?

A: Yes. Both parts share identical electrical specifications (33 µF, 10 V, ±20% tolerance) and mechanical footprint (5.00mm diameter, 5.30mm x 5.30mm land size). EEE-HB1A330AR is an active product with improved temperature performance (2000 Hrs @ 105°C versus 2000 Hrs @ 85°C) and extended operating range (-40°C to 105°C).

Q: What is the difference between EEE-FP1A330AR and EEE-FPE330UAR?

A: Both are FP series parts with identical lifetime (2000 Hrs @ 105°C), operating temperature range (-55°C to 105°C), and ESR specification (360mOhm @ 100kHz). The primary difference is voltage rating: EEE-FP1A330AR is rated 10 V, while EEE-FPE330UAR is rated 25 V. Selection depends on circuit voltage requirements and derating strategy.

Q: Why does EEE-FN1E330R have a different height specification?

A: EEE-FN1E330R measures 0.240" (6.10mm) height versus 0.213" (5.40mm) for the original part. This height difference results from different internal construction in the FN series. PCB layout verification is required before substitution. The part maintains the same 5.00mm diameter and 5.30mm x 5.30mm land size.

Q: Are EEE-1AA330WAR and EEE-1AA330WR interchangeable with EEE-1AA330AR?

A: These parts are electrically equivalent but physically smaller (4.00mm diameter versus 5.00mm). Direct PCB substitution is not possible without layout modification. Additionally, both parts carry reduced lifetime rating (1000 Hrs @ 85°C versus 2000 Hrs @ 85°C).

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

A: This designation indicates the part has been superseded in Panasonic's active product portfolio. While suitable for sustaining production of existing designs, these parts should not be selected for new development. Active alternatives with improved specifications are available.

Q: Which substitute part offers the best reliability?

A: EEE-HC1A330R provides the highest reliability specification with 3000 hours lifetime at 105°C, compared to 2000 hours for most alternatives. This part maintains full electrical and mechanical compatibility with the original specification.

Q: Can I use a 25 V rated part in a 10 V circuit?

A: Yes. Voltage derating is a standard engineering practice. Parts rated 25 V (EEE-FPE330UAR, EEE-HBE330UAR, EEE-FN1E330R) operate safely in 10 V circuits. This approach may provide additional design margin and improved reliability, though it requires verification that physical dimensions are acceptable for the PCB layout.

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