338CKE010M Equivalent & Substitute Parts Reference

Part Overview

The 338CKE010M is a 3300 µF, 10 V aluminum electrolytic capacitor manufactured by Cornell Dubilier / Illinois Capacitor in the CKE series. This radial, through-hole component is designed for bypass and decoupling applications with a rated lifetime of 2000 hours at 105°C. The part is currently active in production and ROHS3 compliant.

Substitute parts are necessary when the original component becomes unavailable, when design requirements demand extended operational lifetime, or when enhanced electrical performance characteristics are required for specific circuit applications.

Key Parameters

Parameter	Value	Unit	Substitution Relevance
Capacitance	3300	µF	Critical - must match exactly
Voltage Rating	10 V (primary), 16 V (upgrade)	V	Critical - equal or higher acceptable
Tolerance	±20%	%	Critical - must match
Lifetime @ 105°C	2000 - 10000	Hours	Important - higher values acceptable
Operating Temperature Range	-40°C to -55°C (min) / 105°C (max)	°C	Important - must encompass application range
Lead Spacing	0.197" (5.00 mm)	inches (mm)	Critical - PCB layout compatibility
Package Type	Radial, Can	-	Critical - form factor must match
Mounting Type	Through Hole	-	Critical - assembly process compatibility
RoHS Status	ROHS3 Compliant	-	Important - regulatory requirement

Substitute Part Grouping Explanation

Substitute parts for the 338CKE010M are grouped into two categories based on electrical and mechanical compatibility:

Direct Substitutes (10 V Rated, Same Voltage Class): These parts maintain the 10 V voltage rating and are mechanically and electrically interchangeable with the original component. All direct substitutes share the following critical parameters: 3300 µF capacitance, ±20% tolerance, 10 V voltage rating, 0.197" (5.00 mm) lead spacing, radial can package, and through-hole mounting. Direct substitutes include ECA-1AHG (Panasonic), ESH338M010AL3AA (KEMET), and UHV1A332MHD (Nichicon).

Upgrade Substitutes (Extended Lifetime or Enhanced Performance): These parts offer improved electrical characteristics such as extended operational lifetime at 105°C, lower impedance, or higher ripple current ratings. Upgrade substitutes maintain the same 3300 µF capacitance, ±20% tolerance, lead spacing, package type, and mounting configuration. Upgrade substitutes include 10YXJ3300M12.5X20, 10ZLH3300MEFC12.5X20, and 10ZLS3300MEFC12.5X20 (all Rubycon, 10 V rated), as well as 16PX3300MEFC12.5X20 (Rubycon, 16 V rated) and EEU-HD1C332 (Panasonic, 16 V rated).

Substitution Logic: All substitute parts maintain identical capacitance (3300 µF), tolerance (±20%), lead spacing (5.00 mm), package configuration (radial can), and mounting type (through-hole). Voltage rating substitutes must equal or exceed the original 10 V specification. Operating temperature range must encompass the application requirements. All parts are ROHS3 compliant and suitable for bypass and decoupling applications.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Series	Capacitance (µF)	Voltage (V)	Tolerance (%)	Lifetime @ 105°C (Hrs)	Operating Temp (°C)	Lead Spacing (mm)	Height (mm)	Diameter (mm)	Product Status
338CKE010M	Cornell Dubilier / Illinois Capacitor	CKE	3300	10	±20	2000	-40 to 105	5.00	21.50	12.50	Active
ECA-1AHG332	Panasonic Electronic Components	NHG-A	3300	10	±20	2000	-55 to 105	5.00	22.00	12.50	Active
ESH338M010AL3AA	KEMET	ESH	3300	10	±20	2000	-40 to 105	5.00	22.00	13.00	Active
10YXJ3300M12.5X20	Rubycon	YXJ	3300	10	±20	8000	-40 to 105	5.00	22.00	12.50	Active
10ZLH3300MEFC12.5X20	Rubycon	ZLH	3300	10	±20	10000	-40 to 105	5.00	22.00	12.50	Active
10ZLS3300MEFC12.5X20	Rubycon	ZLS	3300	10	±20	6000	-40 to 105	5.00	22.00	12.50	Active
16PX3300MEFC12.5X20	Rubycon	PX	3300	16	±20	2000	-55 to 105	5.00	22.00	12.50	Active
EEU-HD1C332	Panasonic Electronic Components	HD	3300	16	±20	2000	-55 to 105	5.00	22.00	12.50	Active
UHV1A332MHD	Nichicon	UHV	3300	10	±20	6000	-40 to 105	5.00	22.00	12.50	Not For New Designs

Engineering Selection Recommendations

For Direct Replacement (Same Electrical Performance): ECA-1AHG332 (Panasonic) and ESH338M010AL3AA (KEMET) are suitable direct replacements. Both maintain 2000-hour lifetime at 105°C and 10 V voltage rating. ECA-1AHG332 offers extended operating temperature range (-55°C to 105°C) compared to the original specification. Both parts are ROHS3 compliant and active in production.

For Extended Operational Lifetime: Rubycon 10YXJ3300M12.5X20 (8000 hours), 10ZLS3300MEFC12.5X20 (6000 hours), and 10ZLH3300MEFC12.5X20 (10000 hours) provide extended lifetime ratings while maintaining 10 V voltage specification and identical mechanical compatibility. These upgrades are suitable when circuit applications require enhanced reliability over extended service periods.

For Higher Voltage Margin: 16PX3300MEFC12.5X20 (Rubycon) and EEU-HD1C332 (Panasonic) provide 16 V voltage rating, offering additional safety margin in applications where voltage transients may occur. Both maintain 3300 µF capacitance and mechanical compatibility. These parts are suitable for circuits requiring overvoltage protection.

Product Status Consideration: UHV1A332MHD (Nichicon) carries "Not For New Designs" status and should be used only for legacy system maintenance or repair applications where original component specifications must be maintained. For new designs, select from active-status alternatives.

Compliance: All recommended substitutes are ROHS3 compliant and suitable for applications requiring regulatory compliance. EEU-HD1C332 carries MSL rating of 1 (Unlimited), indicating no moisture sensitivity restrictions during storage and handling.

Frequently Asked Questions (FAQ)

Q: Can I substitute a 16 V rated capacitor for the original 10 V part? A: Yes. A 16 V rated capacitor (16PX3300MEFC12.5X20 or EEU-HD1C332) is electrically compatible with a 10 V circuit. The higher voltage rating provides additional safety margin and does not degrade circuit performance. All other electrical parameters (capacitance, tolerance, ripple current handling) remain equivalent.

Q: What is the difference between direct substitutes and upgrade substitutes? A: Direct substitutes (ECA-1AHG332, ESH338M010AL3AA) maintain identical voltage rating (10 V) and lifetime (2000 hours) as the original 338CKE010M. Upgrade substitutes offer extended lifetime (6000-10000 hours) or higher voltage rating (16 V) while maintaining the same capacitance and mechanical form factor. Upgrade substitutes are backward compatible with original specifications.

Q: Does the height difference between 21.50 mm and 22.00 mm affect PCB compatibility? A: The 0.50 mm height difference is within standard PCB design tolerances and does not affect mechanical compatibility. Both dimensions accommodate standard through-hole assembly processes. Verify clearance in your specific PCB layout if space constraints exist.

Q: Why is UHV1A332MHD marked "Not For New Designs"? A: This designation indicates the manufacturer (Nichicon) has discontinued active development and recommends alternative parts for new circuit designs. The part remains available for legacy system support and repair applications. For new designs, select from active-status alternatives such as Rubycon or Panasonic options.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All listed substitute parts carry ROHS3 compliance certification, meeting regulatory requirements for hazardous substance restrictions in electronic equipment.

Q: Can I use a substitute with lower ripple current rating? A: No. Ripple current rating must equal or exceed the application requirement. Substitutes with lower ripple current ratings may overheat during operation. Verify that the selected substitute's ripple current specification meets or exceeds your circuit's AC current demands at both 120 Hz and 100 kHz operating frequencies.

Q: What does ±20% tolerance mean for capacitance? A: The actual capacitance value will fall within ±20% of the nominal 3300 µF specification, resulting in a range of 2640 µF to 3960 µF. All listed substitutes maintain this identical tolerance specification, ensuring equivalent circuit behavior.

Q: Is lead spacing critical for PCB compatibility? A: Yes. All listed substitutes maintain 0.197" (5.00 mm) lead spacing, matching the original 338CKE010M. This dimension is critical for PCB hole pattern compatibility and through-hole assembly. Do not substitute parts with different lead spacing.

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