25V 1000uF Electrolytic Capacitor
| Specification | Details |
| Voltage Rating | 25V DC |
| Tolerance | ±20% |
| Lead Spacing | ~5.0 mm |
| Polarity | Polarized (Negative Stripe) |
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| Specification | Details |
| Voltage Rating | 25V DC |
| Tolerance | ±20% |
| Lead Spacing | ~5.0 mm |
| Polarity | Polarized (Negative Stripe) |
Barcode:
378322
The 1000uF 25V Electrolytic Capacitor is a high-capacity energy storage component designed for robust power filtration and voltage stabilization. With its 1000uF rating, it acts as a significant "reservoir" for DC circuits, effectively smoothing out large voltage ripples and providing instantaneous current during peak demands. The 10x21mm form factor is a standard medium-sized radial package, making it suitable for power supply modules, audio amplifiers, and motor driver circuits. Rated at 105°C, it is built to maintain its performance characteristics even in high-temperature environments or near heat-generating components like voltage regulators.
High Capacitance Reservoir: Ideal for bulk smoothing in AC-to-DC converters and preventing voltage "sag" in high-current applications.
Compact 10x21mm Profile: Offers a high capacitance-to-volume ratio, fitting into modern PCB designs while providing substantial energy storage.
Long Life 105°C Rating: Specifically engineered to resist the "drying out" effect of electrolytes, ensuring a longer service life compared to standard 85°C capacitors.
Low Impedance: Optimized for power applications where low internal resistance is required to handle moderate ripple currents effectively.
Standard Radial Leads: Features flexible, tinned copper leads for easy through-hole mounting on both breadboards and professional-grade PCBs.
Mounting Type: Through-hole (Radial).
Construction: Aluminum cylindrical can with safety vent and PVC insulation.
Dielectric: Aluminum Oxide layer on etched foil.
Power Supply Filtering: This capacitor is a staple for 12V and 15V power supplies. If you are building an unregulated DC supply, a general rule of thumb is to use 2000uF per Ampere of load; therefore, this 1000uF capacitor is perfect for filtering a 500mA output.
Polarity Verification: CRITICAL: Always observe the polarity markings. The negative terminal is indicated by the light-colored stripe on the side of the casing and the shorter lead. Installing it backward will cause a chemical reaction that leads to internal pressure buildup and eventually "popping" the safety vent.
The Voltage Margin: While rated for 25V, we recommend using this on 12V to 18V rails for industrial-grade reliability. Operating at exactly 25V leaves no room for inductive spikes from components like motors or solenoids, which could exceed the dielectric's limit.
Smoothing vs. Decoupling: While this 1000uF capacitor is excellent for smoothing "bulk" ripples, it is less effective at high frequencies. Always place a 0.1uF Ceramic Capacitor in parallel with this electrolytic capacitor to filter out high-frequency digital noise and EMI.
Physical Mounting: Due to its height (21mm), ensure there is enough vertical clearance in your project enclosure. If the device will be subject to high vibrations (like on a drone or a mobile robot), consider using a dab of RTV Silicone or hot glue at the base to prevent lead fatigue.
1 x 1000uF 25V Electrolytic Capacitor (10 x 21 mm)
Disclaimer: Do not exceed the 25V DC rating. This component is strictly for DC applications; connecting it to AC mains will result in immediate failure and potential injury. Ensure the capacitor is fully discharged before handling, especially in circuits involving higher voltages. Use only within the specified temperature range to prevent premature degradation.
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My go-to site for electronic components and recently 3D prints. Hope they restock more drone components soon.
Service is so good that I can't explain 😍😃
Nice customer support. Genuine products and quick response from the RoboGears team.
Excellent range of robotics components. Very useful for student projects and DIY electronics.
Great STEM kits and electronics products. Perfect place for students and beginners.
Good product selection and excellent customer support. Highly recommended.
Shopping for innovative components is always a pleasure here. Staff is knowledgeable and helpful.
Best place I discovered recently. Got all my components and the staff is very polite.
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