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UPB2D680MHD Equivalent & Substitute Parts
Part Overview
The UPB2D680MHD is a 68 µF, 200 V aluminum electrolytic capacitor in radial, can package manufactured by Nichicon. This component is classified as obsolete, with 726 units currently in stock. The UPB series is rated for 5000 hours at 105°C and is designed for general-purpose applications requiring polar electrolytic capacitors with radial lead configuration.
Due to the obsolete status of the UPB2D680MHD, equivalent and substitute parts from active product lines or alternative manufacturers with compatible electrical and mechanical specifications are necessary for ongoing design support and procurement continuity.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Capacitance | 68 µF |
| Voltage Rating | 200 V |
| Tolerance | ±20% |
| Lifetime @ Temperature | 5000 Hrs @ 105°C |
| Operating Temperature Range | -25°C ~ 105°C |
| Lead Spacing | 0.197" (5.00mm) |
| Package Type | Radial, Can |
| Mounting Type | Through Hole |
| Polarization | Polar |
Substitute Part Grouping Explanation
Substitution of the UPB2D680MHD is determined by the following critical parameters:
Electrical Compatibility:
- Capacitance: 68 µF (exact match required)
- Voltage Rating: 200 V minimum (higher voltage ratings are acceptable as upgrades)
- Tolerance: ±20% (standard tolerance for this category)
- Polarization: Polar (required for electrolytic type)
Mechanical Compatibility:
- Lead Spacing: 0.197" (5.00mm) for direct PCB fit
- Package Type: Radial, Can
- Mounting Type: Through Hole
Performance Considerations:
- Lifetime @ Temperature: 5000 Hrs @ 105°C minimum (extended lifetimes provide improved reliability)
- Operating Temperature Range: -25°C ~ 105°C minimum (wider ranges acceptable)
- Ripple Current Ratings: Must meet or exceed application requirements
Substitute parts are categorized as:
- Direct Substitutes: Identical electrical and mechanical specifications, different manufacturer or series
- Upgrade Substitutes: Higher voltage rating or extended lifetime while maintaining mechanical compatibility
- Similar Substitutes: Mechanical variations (different lead spacing or dimensions) requiring PCB layout verification
Parameter Comparison
| Part Number | Manufacturer | Series | Capacitance | Voltage | Lifetime @ 105°C | Lead Spacing | Size (Dia) | Height | Product Status | RoHS Status |
|---|---|---|---|---|---|---|---|---|---|---|
| UPB2D680MHD | Nichicon | UPB | 68 µF | 200 V | 5000 Hrs | 0.197" (5.00mm) | 0.492" (12.50mm) | 1.043" (26.50mm) | Obsolete | Not Specified |
| UCA2D680MHD | Nichicon | UCA | 68 µF | 200 V | 12000 Hrs | 0.197" (5.00mm) | 0.492" (12.50mm) | 1.043" (26.50mm) | Obsolete | ROHS3 Compliant |
| UCY2E680MHD | Nichicon | UCY | 68 µF | 250 V | 12000 Hrs | 0.197" (5.00mm) | 0.492" (12.50mm) | 1.043" (26.50mm) | Active | ROHS3 Compliant |
| UPT2P680MHD | Nichicon | UPT | 68 µF | 220 V | 5000 Hrs | 0.197" (5.00mm) | 0.492" (12.50mm) | 1.043" (26.50mm) | Active | ROHS3 Compliant |
| UPT2P680MHD1TO | Nichicon | UPT | 68 µF | 220 V | 5000 Hrs | 0.197" (5.00mm) | 0.492" (12.50mm) | 1.043" (26.50mm) | Active | ROHS3 Compliant |
| UCA2D680MHD6 | Nichicon | UCA | 68 µF | 200 V | 12000 Hrs | 0.295" (7.50mm) | 0.630" (16.00mm) | 0.846" (21.50mm) | Obsolete | ROHS3 Compliant |
| UPT2D680MPD | Nichicon | UPT | 68 µF | 200 V | 5000 Hrs | 0.197" (5.00mm) | 0.394" (10.00mm) | 1.299" (33.00mm) | Active | ROHS3 Compliant |
| 200CFX68MEFC12.5X25 | Rubycon | CFX | 68 µF | 200 V | 5000 Hrs | 0.197" (5.00mm) | 0.492" (12.50mm) | 1.063" (27.00mm) | Active | ROHS3 Compliant |
| 686KFM200M | Cornell Dubilier / Illinois Capacitor | KFM | 68 µF | 200 V | 10000 Hrs | 0.197" (5.00mm) | 0.492" (12.50mm) | 1.063" (27.00mm) | Active | ROHS3 Compliant |
| EEU-ED2D680 | Panasonic Electronic Components | ED-A | 68 µF | 200 V | 10000 Hrs | 0.197" (5.00mm) | 0.492" (12.50mm) | 0.984" (25.00mm) | Active | ROHS3 Compliant |
| EKXG201ELL680MK20S | Chemi-Con | KXG | 68 µF | 200 V | 10000 Hrs | 0.197" (5.00mm) | 0.492" (12.50mm) | 0.787" (20.00mm) | Active | ROHS3 Compliant |
Engineering Selection Recommendations
Direct Substitutes (Identical Electrical and Mechanical Specifications):
UCA2D680MHD, 200CFX68MEFC12.5X25, 686KFM200M, EEU-ED2D680, and EKXG201ELL680MK20S are direct substitutes with 68 µF capacitance, 200 V rating, and 0.197" (5.00mm) lead spacing. These parts maintain identical PCB footprint compatibility with the UPB2D680MHD. UCA2D680MHD and EKXG201ELL680MK20S offer extended lifetime ratings (12000 and 10000 hours respectively) compared to the original 5000-hour specification. All direct substitutes carry ROHS3 compliance status.
Upgrade Substitutes (Higher Voltage Rating):
UCY2E680MHD provides a voltage upgrade to 250 V while maintaining 68 µF capacitance and identical mechanical dimensions. This part is classified as active and ROHS3 compliant, with 12000-hour lifetime at 105°C. The higher voltage rating provides additional design margin for applications where voltage stress is a concern.
UPT2P680MHD and UPT2P680MHD1TO offer 220 V rating (intermediate between 200 V and 250 V) with active product status and ROHS3 compliance. These parts maintain identical mechanical compatibility and are available in bulk and cut tape packaging options.
Similar Substitutes (Mechanical Variations):
UCA2D680MHD6 and UPT2D680MPD have different lead spacing or dimensional characteristics. UCA2D680MHD6 uses 0.295" (7.50mm) lead spacing and larger diameter (0.630"), requiring PCB layout modification. UPT2D680MPD has reduced diameter (0.394") but increased height (1.299"), also requiring layout verification before implementation.
Compliance and Availability:
All recommended substitutes carry ROHS3 compliance. Parts with active product status (UCY2E680MHD, UPT2P680MHD, UPT2P680MHD1TO, UPT2D680MPD, 200CFX68MEFC12.5X25, 686KFM200M, EEU-ED2D680, EKXG201ELL680MK20S) are preferred for new designs and long-term procurement continuity.
Frequently Asked Questions (FAQ)
Q: Can I use a 250 V rated capacitor in place of a 200 V rated capacitor?
A: Yes. The UCY2E680MHD (250 V) is a direct electrical and mechanical substitute for the UPB2D680MHD (200 V). Higher voltage ratings provide additional design margin and are compatible with circuits designed for lower voltage ratings, provided the physical dimensions remain within PCB constraints.
Q: What is the difference between direct substitutes and upgrade substitutes?
A: Direct substitutes maintain identical voltage ratings and lifetimes. Upgrade substitutes offer improved performance characteristics such as higher voltage ratings (UCY2E680MHD at 250 V) or extended lifetime ratings (UCA2D680MHD at 12000 hours). Both categories maintain mechanical compatibility with the original part.
Q: Are there packaging differences between substitute parts?
A: Yes. UPT2P680MHD is available in bulk packaging, while UPT2P680MHD1TO is supplied in cut tape (CT) format. Both have identical electrical and mechanical specifications. Packaging selection depends on assembly process requirements and order quantities.
Q: Which substitute parts require PCB layout changes?
A: UCA2D680MHD6 and UPT2D680MPD have different mechanical dimensions and lead spacing compared to the UPB2D680MHD. UCA2D680MHD6 uses 0.295" (7.50mm) lead spacing versus the standard 0.197" (5.00mm), and UPT2D680MPD has different diameter and height specifications. These parts require PCB layout verification before implementation.
Q: What is the advantage of extended lifetime ratings?
A: Parts rated for 12000 hours at 105°C (UCA2D680MHD, UCY2E680MHD) or 10000 hours (686KFM200M, EEU-ED2D680, EKXG201ELL680MK20S) provide longer operational life compared to the original 5000-hour specification. Extended lifetimes reduce field failure risk in applications with continuous operation or high ambient temperatures.
Q: Are all substitute parts ROHS3 compliant?
A: All recommended substitute parts carry ROHS3 compliance status. The original UPB2D680MHD does not specify RoHS compliance. ROHS3 compliance is standard for active product lines and is required for many regulated markets and applications.
Q: Can I mix different manufacturers in the same circuit?
A: Yes. All substitute parts maintain identical electrical specifications (68 µF, 200 V, ±20% tolerance) and mechanical compatibility (0.197" lead spacing, radial can package). Different manufacturers (Nichicon, Rubycon, Cornell Dubilier, Panasonic, Chemi-Con) can be used interchangeably in the same circuit provided the mechanical dimensions fit the PCB footprint.
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