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477CKH063M - 470 µF 63 V Aluminum Electrolytic Capacitor Radial Substitute Parts
Part Overview
The 477CKH063M is a 470 µF, 63 V aluminum electrolytic capacitor in radial configuration manufactured by Cornell Dubilier/Illinois Capacitor. This capacitor is rated for general-purpose applications with a 2000-hour lifetime at 105°C and an operating temperature range of -40°C to 105°C. The part is currently active and ROHS3 compliant. Substitute parts are necessary when addressing supply chain availability, design improvements for extended component lifetime, enhanced electrical performance characteristics, or application-specific requirements such as automotive qualification.
Substiute Parts
Key Parameters
| Parameter | Main Part (477CKH063M) |
|---|---|
| Capacitance | 470 µF |
| Tolerance | ±20% |
| Voltage Rating | 63 V |
| Package Type | Radial, Can |
| Mounting Type | Through Hole |
| Lead Spacing | 0.197" (5.00 mm) |
| Diameter | 0.492" (12.50 mm) |
| Height (Max) | 1.043" (26.50 mm) |
| Operating Temperature Range | -40°C to 105°C |
| Polarization | Polar |
| ESR @ 120 Hz | 317.5 mOhm |
| Lifetime @ 105°C | 2000 Hrs |
| RoHS Status | ROHS3 Compliant |
| Product Status | Active |
Substitute Part Grouping Explanation
Substitution eligibility is determined by strict electrical and mechanical compatibility criteria. All substitute parts listed share identical electrical ratings (470 µF capacitance, ±20% tolerance, 63 V voltage rating) and mechanical specifications (0.197" lead spacing, 0.492" diameter, through-hole radial configuration).
The primary differentiators among acceptable substitutes are:
- Lifetime @ 105°C: Extended from 2000 hours to 3000, 8000, or 10000 hours
- Impedance/ESR characteristics: Varies from 27 mOhms to 120 mOhms
- Ripple current capability: Higher values indicate enhanced current handling
- Thermal operating range: Extended lower temperature limits (-55°C vs. -40°C minimum)
- Application classification: General purpose, bypass/decoupling, or automotive-rated
- Product status: Active, Upgrade, or Not For New Designs
Parameter Comparison
| Part Number | Manufacturer | Capacitance | Voltage | Tolerance | Lead Spacing | Diameter | Height (Max) | Lifetime @ 105°C | Operating Temp | Impedance | Product Status |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 477CKH063M | Cornell Dubilier | 470 µF | 63 V | ±20% | 0.197" | 0.492" | 1.043" | 2000 Hrs | -40 to 105°C | 317.5 mOhm | Active |
| 477CKE063M | Cornell Dubilier | 470 µF | 63 V | ±20% | 0.197" | 0.492" | 0.846" | 2000 Hrs | -40 to 105°C | 317.5 mOhm | Active |
| EKYA630ELL471MK25S | Chemi-Con | 470 µF | 63 V | ±20% | 0.197" | 0.492" | 1.043" | 10000 Hrs | -40 to 105°C | 31 mOhms | Active |
| 63YXF470MEFC12.5X25 | Rubycon | 470 µF | 63 V | ±20% | 0.197" | 0.492" | 1.063" | 10000 Hrs | -40 to 105°C | 120 mOhms | Not For New Designs |
| 63YXJ470M12.5X25 | Rubycon | 470 µF | 63 V | ±20% | 0.197" | 0.492" | 1.063" | 10000 Hrs | -40 to 105°C | 43 mOhms | Active |
| 63ZLH470MEFC12.5X25 | Rubycon | 470 µF | 63 V | ±20% | 0.197" | 0.492" | 1.063" | 10000 Hrs | -40 to 105°C | 43 mOhms | Active |
| 63ZLJ470M12.5X25 | Rubycon | 470 µF | 63 V | ±20% | 0.197" | 0.492" | 1.063" | 10000 Hrs | -40 to 105°C | 31 mOhms | Active |
| EEU-FR1J471 | Panasonic Electronic Components | 470 µF | 63 V | ±20% | 0.197" | 0.492" | 1.063" | 10000 Hrs | -40 to 105°C | 27 mOhms | Active |
| MAL215058471E3 | Vishay Beyschlag/Draloric/BC Components | 470 µF | 63 V | ±20% | 0.197" | 0.492" | 1.063" | 8000 Hrs | -55 to 105°C | 67 mOhms | Active |
| MAL215068471E3 | Vishay Beyschlag/Draloric/BC Components | 470 µF | 63 V | ±20% | 0.197" | 0.492" | 1.063" | 8000 Hrs | -55 to 105°C | 67 mOhms | Active |
| UPS1J471MHD | Nichicon | 470 µF | 63 V | ±20% | 0.197" | 0.492" | 1.063" | 3000 Hrs | -55 to 105°C | 81 mOhms | Not For New Designs |
Engineering Selection Recommendations
Selection of substitute parts must account for product status and application requirements:
Active Status Parts (preferred for new designs): 477CKE063M, EKYA630ELL471MK25S, 63YXJ470M12.5X25, 63ZLH470MEFC12.5X25, 63ZLJ470M12.5X25, EEU-FR1J471, MAL215058471E3, MAL215068471E3.
Not For New Designs (legacy alternatives only): 63YXF470MEFC12.5X25, UPS1J471MHD. These parts may be used only in designs where legacy component support is necessary.
Extended Thermal Range: MAL215058471E3 and MAL215068471E3 provide -55°C to 105°C operating range and automotive AEC-Q200 qualification, suitable for applications requiring expanded low-temperature performance or automotive environments.
Enhanced Lifetime: Parts with 8000-hour or 10000-hour ratings at 105°C (EKYA630ELL471MK25S, 63YXJ470M12.5X25, 63ZLH470MEFC12.5X25, 63ZLJ470M12.5X25, EEU-FR1J471, MAL215058471E3, MAL215068471E3) provide extended operational life compared to the original 2000-hour specification.
Height Considerations: 477CKE063M has a reduced height of 0.846" compared to the main part's 1.063", offering space-constrained applications. All other substitutes conform to 1.043" to 1.063" height specifications.
Frequently Asked Questions (FAQ)
Q: Can I use any substitute part as a direct replacement for the 477CKH063M?
A: All listed substitutes maintain electrical compatibility (470 µF, 63 V, ±20% tolerance) and mechanical form factor (0.197" lead spacing, 0.492" diameter, through-hole mounting). Physical height differences exist between parts; verify enclosure clearance before substitution. For new designs, select parts with Active status.
Q: What is the difference between the 477CKH063M and 477CKE063M?
A: Both are Cornell Dubilier parts with identical electrical specifications and ESR. The primary difference is physical height: 477CKE063M is 0.846" compared to 1.043" for the 477CKH063M. Both are rated for 2000 hours at 105°C.
Q: Should I choose a substitute with higher impedance (lower ESR) or lower impedance?
A: Selection depends on application requirements. Lower impedance (ESR) values (27 to 43 mOhms) improve ripple current handling and reduce power dissipation. Higher impedance values (67 to 317.5 mOhms) provide adequate performance for general-purpose applications with lower ripple current demands. Verify ripple current specifications against circuit requirements.
Q: Are the Vishay MAL215058471E3 and MAL215068471E3 truly equivalent?
A: Both parts are electrically and mechanically identical with 470 µF capacitance, 63 V rating, 8000-hour lifetime, AEC-Q200 automotive qualification, and -55°C to 105°C operating range. No functional difference exists between these two part numbers.
Q: Can I use parts marked "Not For New Designs"?
A: Parts with this designation (63YXF470MEFC12.5X25, UPS1J471MHD) are functionally compatible but are discontinued or obsolete. These parts are suitable only for legacy system support or repair applications. New designs must use parts with Active status.
Q: What advantages does the Panasonic EEU-FR1J471 offer?
A: The EEU-FR1J471 combines a 10000-hour lifetime at 105°C with the lowest impedance specification (27 mOhms) among all substitutes, enabling superior ripple current performance (1.495 A @ 120 Hz, 1.995 A @ 100 kHz). It is suitable for applications demanding extended operational life and enhanced electrical performance.
Q: Are all these capacitors ROHS3 compliant?
A: All listed substitute parts carry ROHS3 compliance certification, meeting international environmental restrictions on hazardous substances. REACH status is "REACH Unaffected" for all parts.
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