Equivalent & Substitute Parts for EEE-HA1E4R7R

Part Overview

The Panasonic EEE-HA1E4R7R is a 4.7 µF, 25 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can package, rated for 1000 hours at 105°C. This part carries a "Not For New Designs" status, indicating it has been superseded in Panasonic's product line. Alternative parts with improved specifications, extended lifetime ratings, or active product status are available to meet current design requirements and ensure long-term supply chain reliability.

Key Parameters

Parameter	Value
Capacitance	4.7 µF
Voltage Rating	25 V
Tolerance	±20%
Lifetime @ 105°C	1000 Hrs
Operating Temperature Range	-40°C ~ 105°C
Package Type	Radial, Can - SMD
Mounting Type	Surface Mount
Size / Dimension	0.157" Dia (4.00mm)
Polarization	Polar
AEC-Q200 Rating	Yes

Substitute Part Grouping Explanation

Substitution for EEE-HA1E4R7R is determined by the following criteria:

Primary Compatibility Parameters:

Capacitance: 4.7 µF (exact match required)
Tolerance: ±20% (exact match required)
Polarization: Polar (exact match required)
Package Type: Radial, Can - SMD (exact match required)
Surface Mount Land Size: 0.169" L x 0.169" W (4.30mm x 4.30mm) (exact match required)
Mounting Type: Surface Mount (exact match required)
AEC-Q200 Automotive Rating: Required for all substitutes

Allowable Variations:

Voltage Rating: May be increased from 25 V to 35 V (provides derating margin)
Lifetime @ 105°C: May be extended beyond 1000 Hrs (improves reliability)
Operating Temperature Range: May be extended (e.g., -55°C ~ 105°C)
Height - Seated: Minor variations acceptable within mechanical constraints
Ripple Current: Variations acceptable based on application requirements
Product Status: Active status preferred over "Not For New Designs"

Substitute parts are grouped into three categories: Direct Substitutes (voltage upgrade to 35 V with same or extended lifetime), Manufacturer Recommended (optimized performance characteristics), and Upgrade Options (extended lifetime or improved specifications).

Parameter Comparison

Part Number	Series	Capacitance	Voltage	Tolerance	Lifetime @ 105°C	Height (Max)	Product Status	Inventory
EEE-HA1E4R7R	HA	4.7 µF	25 V	±20%	1000 Hrs	0.213" (5.40mm)	Not For New Designs	1044 Pcs
EEE-FC1V4R7AR	FC	4.7 µF	35 V	±20%	1000 Hrs	0.213" (5.40mm)	Not For New Designs	837 Pcs
EEE-HB1V4R7AR	HB	4.7 µF	35 V	±20%	2000 Hrs	0.228" (5.80mm)	Active	1178 Pcs
EEE-HD1V4R7AR	HD	4.7 µF	35 V	±20%	5000 Hrs	0.228" (5.80mm)	Active	12030 Pcs
EEE-FK1V4R7AR	FK	4.7 µF	35 V	±20%	2000 Hrs	0.240" (6.10mm)	Active	4861 Pcs
EEE-FC1V4R7R	FC	4.7 µF	35 V	±20%	1000 Hrs	0.213" (5.40mm)	Not For New Designs	2277 Pcs
EEE-HA1V4R7AR	HA	4.7 µF	35 V	±20%	1000 Hrs	0.213" (5.40mm)	Not For New Designs	5022 Pcs
EEE-HA1V4R7R	HA	4.7 µF	35 V	±20%	1000 Hrs	0.213" (5.40mm)	Not For New Designs	9437 Pcs
EEE-HC1V4R7R	HC	4.7 µF	35 V	±20%	3000 Hrs	0.228" (5.80mm)	Active	9245 Pcs
EEE-HB1E4R7AR	HB	4.7 µF	25 V	±20%	2000 Hrs	0.228" (5.80mm)	Active	6454 Pcs
EEE-HB1E4R7R	HB	4.7 µF	25 V	±20%	2000 Hrs	0.228" (5.80mm)	Active	3700 Pcs

Engineering Selection Recommendations

For Direct Replacement (Same Voltage Rating - 25 V):

EEE-HB1E4R7AR and EEE-HB1E4R7R are the primary alternatives at 25 V rating. Both are Active status parts with doubled lifetime (2000 Hrs @ 105°C) compared to the original EEE-HA1E4R7R. Height increases from 0.213" to 0.228", which must be verified against PCB layout constraints. Both maintain identical capacitance, tolerance, and land size specifications.

For Voltage Upgrade (25 V to 35 V):

Upgrading to 35 V rated parts provides additional derating margin and is electrically compatible in circuits designed for 25 V operation. Four upgrade options exist:

EEE-HA1V4R7R: Same HA series, 35 V, 1000 Hrs lifetime, maintains 0.213" height, Active status recommended over original part
EEE-HC1V4R7R: Active status, 3000 Hrs lifetime, 0.228" height, superior reliability
EEE-HB1V4R7AR: Active status, 2000 Hrs lifetime, 0.228" height
EEE-HD1V4R7AR: Active status, 5000 Hrs lifetime, 0.228" height, highest reliability option

Manufacturer Recommended Option:

EEE-FK1V4R7AR is designated as the manufacturer recommended substitute. It offers 35 V rating, 2000 Hrs lifetime, Active status, and extended operating temperature range (-55°C ~ 105°C). Height increases to 0.240", requiring PCB verification.

Selection Criteria:

If PCB layout cannot accommodate height increase beyond 0.213": Select EEE-HA1V4R7R (35 V upgrade, same height)
If height increase to 0.228" is acceptable: Select EEE-HC1V4R7R (Active, 3000 Hrs) or EEE-HD1V4R7AR (Active, 5000 Hrs)
If extended temperature range required: Select EEE-FK1V4R7AR
If maintaining 25 V rating required: Select EEE-HB1E4R7AR or EEE-HB1E4R7R (both Active, 2000 Hrs)

All recommended substitutes maintain AEC-Q200 automotive qualification, RoHS compliance, and MSL 1 (Unlimited) moisture sensitivity rating.

Frequently Asked Questions (FAQ)

Q: Can EEE-HA1E4R7R be replaced with a 35 V rated part in a 25 V circuit?

A: Yes. A 35 V rated capacitor is electrically compatible in a 25 V circuit and provides additional voltage derating margin. The capacitance, tolerance, and physical package remain identical. This substitution improves circuit reliability without functional impact.

Q: What is the significance of "Not For New Designs" status?

A: This designation indicates the part has been superseded in Panasonic's active product line. While existing inventory remains available, the manufacturer recommends using Active status alternatives for new designs to ensure long-term supply chain continuity and access to manufacturing support.

Q: Does the height difference between 0.213" and 0.228" affect compatibility?

A: Height differences must be verified against PCB layout, solder mask opening dimensions, and clearance to adjacent components. If the original design has tight vertical constraints, parts with increased height may require PCB modification. If clearance exists, the height increase is not a functional concern.

Q: Why do some substitute parts have different lifetime ratings?

A: Lifetime rating (1000 Hrs, 2000 Hrs, 3000 Hrs, or 5000 Hrs @ 105°C) reflects the capacitor's expected operational life under specified thermal stress. Extended lifetime ratings indicate improved internal construction and materials. Selection depends on application duty cycle and required service life.

Q: Are all substitute parts AEC-Q200 qualified?

A: Yes. All substitute parts listed carry AEC-Q200 automotive qualification, meeting the same reliability and qualification standards as the original EEE-HA1E4R7R.

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

A: Tape & Reel (TR) is standard reel packaging for automated assembly. Cut Tape (CT) & Digi-Reel is a hybrid format offering flexibility for lower-volume orders. Both are compatible with standard pick-and-place equipment. Packaging selection depends on order quantity and assembly process requirements.

Q: Can EEE-FK1V4R7AR be used if the circuit operates below -40°C?

A: Yes. EEE-FK1V4R7AR specifies an extended operating temperature range of -55°C ~ 105°C, compared to -40°C ~ 105°C for most other substitutes. This part is suitable for applications requiring operation at temperatures below -40°C.

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