Equivalent & Substitute Parts for Würth Elektronik 860010472001

Part Overview

The Würth Elektronik 860010472001 is a 4.7 µF, 25 V aluminum electrolytic capacitor in radial configuration with a 2000-hour lifetime rating at 85°C. This component is classified as Active and suitable for general-purpose applications requiring through-hole mounting in standard 5.00 mm diameter, radial can packages.

Equivalent and substitute parts are identified based on matching or exceeding the electrical and mechanical specifications of the main part, including capacitance value, voltage rating, physical dimensions, lead spacing, and mounting compatibility. Substitutes may offer enhanced performance characteristics such as higher temperature ratings, extended lifetime, or improved ripple current handling.

Key Parameters

Parameter	Value
Capacitance	4.7 µF
Voltage Rating	25 V
Tolerance	±20%
Lifetime @ Temperature	2000 Hrs @ 85°C
Operating Temperature Range	-40°C ~ 85°C
Lead Spacing	0.079" (2.00 mm)
Case Diameter	0.197" (5.00 mm)
Height (Seated Max)	0.492" (12.50 mm)
Mounting Type	Through Hole
Package Type	Radial, Can
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following criteria:

Primary Matching Parameters:

Capacitance value: 4.7 µF (exact match required)
Voltage rating: Equal to or greater than 25 V
Tolerance: ±20% or tighter
Physical dimensions: Case diameter 5.00 mm, height 12.50 mm maximum, lead spacing 2.00 mm
Mounting type: Through-hole radial configuration
Polarization: Polar (aluminum electrolytic)

Secondary Performance Parameters:

Lifetime rating: Equal to or greater than 2000 hours at rated temperature
Operating temperature range: Must accommodate -40°C to 85°C minimum
Ripple current capability: Equal to or greater than specified values
RoHS and REACH compliance: ROHS3 Compliant, REACH Unaffected

Substitutes are categorized as:

Direct substitutes: Identical electrical and mechanical specifications from alternative manufacturers
Upgrade substitutes: Higher voltage ratings, extended temperature ranges, or improved lifetime ratings while maintaining physical compatibility

Parameter Comparison

Part Number	Manufacturer	Capacitance	Voltage	Lifetime @ Temp	Operating Temp Range	Lead Spacing	Case Dia	Height Max	Product Status
860010472001	Würth Elektronik	4.7 µF	25 V	2000 Hrs @ 85°C	-40°C ~ 85°C	2.00 mm	5.00 mm	12.50 mm	Active
860020472001	Würth Elektronik	4.7 µF	25 V	2000 Hrs @ 105°C	-40°C ~ 105°C	2.00 mm	5.00 mm	12.50 mm	Active
860010572001	Würth Elektronik	4.7 µF	35 V	2000 Hrs @ 85°C	-40°C ~ 85°C	2.00 mm	5.00 mm	12.50 mm	Active
860010672008	Würth Elektronik	4.7 µF	50 V	2000 Hrs @ 85°C	-40°C ~ 85°C	2.00 mm	5.00 mm	12.50 mm	Active
860010772008	Würth Elektronik	4.7 µF	63 V	2000 Hrs @ 85°C	-40°C ~ 85°C	2.00 mm	5.00 mm	12.50 mm	Active
860020572001	Würth Elektronik	4.7 µF	35 V	2000 Hrs @ 105°C	-40°C ~ 105°C	2.00 mm	5.00 mm	12.50 mm	Active
860020672008	Würth Elektronik	4.7 µF	50 V	2000 Hrs @ 105°C	-40°C ~ 105°C	2.00 mm	5.00 mm	12.50 mm	Active
860020772008	Würth Elektronik	4.7 µF	63 V	2000 Hrs @ 105°C	-40°C ~ 105°C	2.00 mm	5.00 mm	12.50 mm	Active
860160672005	Würth Elektronik	4.7 µF	50 V	4000 Hrs @ 105°C	-55°C ~ 105°C	2.00 mm	5.00 mm	12.50 mm	Active
UKL1E4R7MDD1TD	Nichicon	4.7 µF	25 V	2000 Hrs @ 85°C	-40°C ~ 85°C	2.50 mm	5.00 mm	12.50 mm	Obsolete

Engineering Selection Recommendations

Direct Equivalent (Same Specifications): The Nichicon UKL1E4R7MDD1TD provides electrical equivalence to the 860010472001 with identical capacitance, voltage, tolerance, and lifetime ratings. However, this part is classified as Obsolete and should not be selected for new designs. The lead spacing differs at 2.50 mm versus 2.00 mm, requiring PCB layout verification.

Active Würth Elektronik Alternatives (Same Voltage, Enhanced Performance): The 860020472001 offers identical electrical specifications with an extended operating temperature range (-40°C to 105°C) and higher temperature lifetime rating (2000 Hrs @ 105°C). This part is Active and suitable for applications requiring improved thermal performance while maintaining the same 25 V voltage rating and physical footprint.

Upgrade Options (Higher Voltage Ratings): Parts 860010572001, 860010672008, and 860010772008 provide voltage ratings of 35 V, 50 V, and 63 V respectively, all maintaining the 4.7 µF capacitance and 2000-hour lifetime at 85°C. These are suitable for circuits requiring higher voltage margins or operating in elevated voltage environments.

Extended Lifetime Options (105°C Rated): Parts 860020572001, 860020672008, and 860020772008 combine higher voltage ratings (35 V, 50 V, 63 V) with extended temperature operation (-40°C to 105°C) and 2000-hour lifetime at 105°C. These are appropriate for applications in thermally demanding environments.

Maximum Reliability Option: The 860160672005 (WCAP-ATLL series) provides the longest lifetime rating at 4000 hours @ 105°C with 50 V voltage rating and extended operating temperature range (-55°C to 105°C). This part is suitable for mission-critical applications requiring maximum component longevity.

All recommended substitutes maintain ROHS3 compliance and REACH Unaffected status. Physical dimensions and through-hole mounting compatibility are preserved across all alternatives.

Frequently Asked Questions (FAQ)

Q: Can I use a higher voltage-rated capacitor as a substitute? A: Yes. A capacitor with a voltage rating equal to or greater than 25 V is electrically compatible. Higher voltage ratings provide additional safety margin and do not degrade circuit performance. Physical dimensions must remain compatible with the PCB layout.

Q: What is the difference between the WCAP-ATG8 and WCAP-ATG5 series? A: The WCAP-ATG8 series is rated for 2000 hours at 85°C maximum operating temperature. The WCAP-ATG5 series extends the lifetime to 2000 hours at 105°C and supports operating temperatures up to 105°C. Both maintain identical physical dimensions and capacitance values.

Q: Is the Nichicon UKL1E4R7MDD1TD a suitable replacement? A: The UKL1E4R7MDD1TD provides electrical equivalence but is classified as Obsolete. It should not be selected for new designs. Additionally, the lead spacing is 2.50 mm compared to the 2.00 mm spacing of the 860010472001, requiring PCB layout modification.

Q: What does the WCAP-ATLL series offer compared to other options? A: The 860160672005 (WCAP-ATLL series) provides extended lifetime of 4000 hours at 105°C and supports a wider operating temperature range (-55°C to 105°C). This series is suitable for applications requiring maximum component reliability and extended service life in variable thermal environments.

Q: Are all substitutes RoHS compliant? A: Yes. All listed substitute parts are ROHS3 Compliant and REACH Unaffected, meeting current environmental and regulatory requirements for electronic component manufacturing and use.

Q: Can I substitute a ±20% tolerance part with a ±10% tolerance part? A: Yes. A tighter tolerance (±10%) is a performance upgrade and maintains circuit compatibility. The UKL1H4R7KDDANATD offers ±10% tolerance but is classified as Not For New Designs and has a lower lifetime rating (1000 Hrs @ 105°C), making it unsuitable for new applications.

Q: What is the impact of different ripple current ratings? A: Ripple current capacity indicates the maximum AC current the capacitor can handle without exceeding temperature limits. Higher ripple current ratings provide additional margin in high-frequency switching applications. All listed substitutes meet or exceed the ripple current specifications of the main part.

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