25V 650UF Solid Capacitor for Loveminer A1 Hash Board

25V 650µF Aluminum Solid Capacitor | Loveminer A1 Hashboard Repair Part

The 25V 650µF aluminum solid capacitor is the bulk filter cap used across the Loveminer A1 hashboard output stages — the part that smooths the buck-converter outputs feeding the hashing ASICs. With its compact 10×20mm radial form factor and high 650µF capacitance, it provides the bulk filtering capacity needed to absorb the high-frequency switching ripple typical of an ASIC hashboard rail.

The capacitor's 25V rated voltage covers the full envelope of the 12V → core-voltage conversion stage on the A1 board, with comfortable derating headroom. The 105°C maximum working temperature matches the JIS Class-1 grade that mining-hashboard service-life calculations assume, so service life at typical 65-70°C operating ambient remains well within the design envelope.

When to Replace the 25V 650µF Capacitor on a Loveminer A1 Hashboard

• Visible bulging or leakage on the cap top — immediate replacement required.
• Hashboard fails to reach rated hash rate or drops out of the chain at high load.
• Buck-converter output rail shows excessive ripple on scope (>5% peak-to-peak).
• ESR measurement has more than doubled vs spec — replace before failure cascades.
• Hashboard intermittent crashes traced to power-rail instability after warm-up.

Specs and Technical Features

• 650µF capacitance — bulk filtering capacity for hashboard output rails.
• 25V rated voltage — covers Loveminer A1 conversion-stage envelope with derating headroom.
• 10×20mm radial form factor — direct drop-in for the original A1 hashboard footprint.
• Aluminum solid-electrolyte construction — low ESR, long service life vs liquid electrolytic.
• 105°C maximum operating temperature — JIS Class-1 grade for continuous mining duty.
• ±20% capacitance tolerance at standard test conditions.

25V 650µF Solid Capacitor Specifications

FAQ — 25V 650µF Loveminer A1 Capacitor

Q: How many of these caps does a typical Loveminer A1 hashboard use?
A: Usually 8-16 bulk caps across the board, distributed across the buck-converter output stages. When one fails, inspect neighbours — they often age in parallel.

Q: Can I substitute a higher-capacitance value (e.g. 820µF or 1000µF)?
A: Yes — slightly higher capacitance is generally safe for bulk filtering as long as the voltage rating matches or exceeds 25V and the physical dimensions (10×20mm) still fit the footprint.

Q: Solid vs liquid electrolytic — what's the difference?
A: Solid-electrolyte aluminum caps have lower ESR, longer service life, and no risk of electrolyte dry-out vs liquid electrolytics. For continuous mining duty, solid is the better choice.

Q: Standard rework profile?
A: Through-hole replacement — desolder original with vacuum pump or solder wick, install fresh cap with correct polarity (longer lead = positive), trim leads.

Q: Bulk pricing available?
A: Yes — email contact@lys-sz.com for tray-quantity pricing.

Related products

• 2200µF 25V Aluminum Electrolytic Capacitor (Whatsminer PSU)
• 2200µF 16V Radial Electrolytic Capacitor (Whatsminer PSU)
• 220µF 16V SMD Aluminum Electrolytic Capacitor
• 2SC4672T100Q NPN Transistor (Lovecore / Loveminer A1 PSU)

Repair benches stocking 25V 650µF caps for Loveminer A1 hashboard rebuilds in volume? Email contact@lys-sz.com for bulk pricing. Worldwide shipping from our Shenzhen warehouse.