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47uf 25V Surface Mount Electrolytic Capacitor (Reel of 1000)
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SKU: TES-EV09142
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47uf 25V Surface Mount Electrolytic Capacitor (Reel of 1000)
The 47uf 25V Surface Mount Electrolytic Capacitor is a high-capacity aluminum electrolytic component designed for compact PCB integration in power supply filtering, audio amplification, and signal coupling applications. Professional electronics engineers and manufacturing facilities rely on this capacitor for stable voltage regulation and ripple suppression in switching power supplies, LED drivers, and industrial control circuits. This component solves critical power stability challenges by providing low ESR (Equivalent Series Resistance) and high capacitance density in a space-constrained SMD package format.
Product Overview
Surface mount electrolytic capacitors operate through the principle of charge storage in an aluminum oxide dielectric layer formed between the anode and cathode terminals. The 47uf 25V rating indicates a capacitance value of 47 microfarads with a maximum working voltage of 25 volts DC. This capacitor excels in applications requiring bulk energy storage and transient voltage suppression, particularly in switching regulators where rapid charge-discharge cycles demand low impedance characteristics. The reel packaging of 1000 units is optimized for high-speed automated assembly lines, ensuring consistent component orientation and placement accuracy through standard pick-and-place machinery.
What distinguishes this 47uf 25V capacitor is its superior thermal stability and extended operational lifespan in demanding industrial environments. The surface mount design eliminates through-hole drilling requirements, reducing PCB manufacturing complexity and improving yield rates. With typical operating temperatures ranging from -40°C to +105°C, this component maintains stable capacitance values across temperature extremes, critical for automotive electronics, telecommunications equipment, and renewable energy inverters. The 1000-unit reel configuration reduces per-unit procurement costs while maintaining strict tolerance specifications of ±20% at 120Hz and 20°C.
Key Specifications
| Specification | Details |
| Product Type | Surface Mount Electrolytic Capacitor |
| Capacitance Value | 47 microfarads (47uf) |
| Voltage Rating | 25 Volts DC |
| Package Format | SMD Reel of 1000 units |
| Polarity | Polarized (+ and - terminals) |
| Tolerance | ±20% at 120Hz, 20°C |
| Operating Temperature | -40°C to +105°C |
| ESR (Equivalent Series Resistance) | Typical 0.5-0.8 ohms at 100kHz |
| Ripple Current Rating | Typically 1200-1500mA at 105°C |
| Lifetime | 2000 hours at 105°C rated voltage |
| Brand | OEM Quality Authentic |
| Origin | Original/Authentic |
| Warranty | 7 days on manufacturing defects |
| Shipping | 1-5 days from Bengaluru |
| Delivery | 7-8 days across India |
| Support | 24/7 via Email and WhatsApp |
Key Features
- Low ESR Design: Delivers 0.5-0.8 ohms impedance at 100kHz, enabling superior high-frequency noise filtering in DC-DC converter applications
- Bulk Reel Packaging: 1000 units per reel optimized for automated SMD assembly with standard 8mm or 12mm tape width compatibility
- Extended Temperature Range: Maintains stable performance from -40°C to +105°C, suitable for industrial, automotive, and outdoor electronics
- High Ripple Current Capacity: Rated for 1200-1500mA ripple current at 105°C, ensuring reliability in high-frequency switching applications
- Compact SMD Form Factor: Eliminates PCB drilling requirements, reducing manufacturing time and improving circuit board density
- Stable Capacitance Tolerance: ±20% tolerance specification ensures predictable filtering characteristics across production batches
Applications and Use Cases
- Switching Power Supply Filtering: Provides bulk energy storage and transient suppression in SMPS output stages, stabilizing 25V rails in industrial control systems
- LED Driver Circuits: Smooths voltage ripple in constant-current LED drivers for commercial lighting applications, extending LED lifespan
- Audio Amplifier Decoupling: Supplies instantaneous current demands in Class D amplifier output stages, reducing audible distortion and improving signal clarity
- Telecommunications Equipment: Stabilizes power rails in network switching modules and telecom base stations operating at 25V nominal voltage
- Automotive Electronics: Filters voltage fluctuations in vehicle infotainment systems and body control modules exposed to automotive electrical transients
- Battery Management Systems: Decouples charge pump circuits in lithium-ion BMS applications, protecting sensitive monitoring electronics from voltage spikes
How to Use
Before installation, verify correct polarity orientation by identifying the negative terminal marked on the capacitor body. The longer lead or positive marking must connect to the positive voltage rail, while the shorter lead or negative marking connects to ground or negative rail. When using automated pick-and-place equipment, ensure the reel is properly seated in the feeder mechanism with correct tape tension between 2-4 Newtons. Program your assembly equipment with the appropriate component pitch spacing (typically 4mm for standard SMD reels) to prevent tape advancement errors.
During PCB soldering, maintain reflow oven temperature profiles within IPC-A-610 Class 2 specifications, typically peaking at 245-260°C for 10-30 seconds. Avoid excessive thermal stress by ensuring ramp-up rates do not exceed 3°C per second. After assembly, perform electrical continuity testing at 2V DC to verify proper installation without applying the full 25V rating until the complete circuit undergoes functional validation. For manual soldering of individual components, use a 40-watt iron at 350°C for maximum 3-4 seconds per terminal to prevent electrolyte damage.
Frequently Asked Questions
What is the difference between 47uf 25V and 47uf 35V electrolytic capacitors?
The primary difference is voltage rating and physical size. A 47uf 35V capacitor has a higher voltage tolerance margin and typically larger physical dimensions, resulting in lower ESR but higher cost. The 47uf 25V is optimized for circuits operating at or below 25V nominal voltage. Using a 25V capacitor in a 35V circuit risks catastrophic failure, while using a 35V capacitor in a 25V circuit is acceptable but wasteful. Always select capacitors with voltage ratings equal to or exceeding your circuit's maximum operating voltage.
Can I use a 47uf 25V capacitor in a 12V application?
Yes, absolutely. The 25V rating is the maximum safe operating voltage, not the minimum. Using a 47uf 25V capacitor in a 12V circuit provides a safety margin and typically results in superior performance with lower ESR and longer operational lifespan. However, ensure your PCB layout correctly identifies polarity to prevent reverse voltage damage. The capacitor will function optimally at lower voltages with reduced stress on the dielectric material.
What does ESR mean and why is it important for my application?
ESR (Equivalent Series Resistance) represents the internal resistance of the capacitor, typically 0.5-0.8 ohms at 100kHz for quality 47uf 25V units. Lower ESR is critical in switching power supplies because it reduces voltage ripple and heat generation during high-frequency current transients. High ESR capacitors generate excessive heat, reducing lifespan and causing voltage regulation failures. For DC-DC converters and audio amplifiers, low-ESR capacitors are essential. Always verify ESR specifications in the datasheet for your specific application requirements.
How do I identify polarity on a surface mount electrolytic capacitor?
Surface mount electrolytic capacitors display polarity marking through a white or black stripe on the negative terminal side of the component body. Some manufacturers use a minus sign or arrow pointing toward the negative lead. Always consult the component datasheet or reel labeling for definitive polarity identification. Incorrect polarity installation causes immediate catastrophic failure, leakage current, and potential PCB damage. During automated assembly, program your pick-and-place equipment with correct rotation orientation to prevent assembly errors.
When will I receive my order?
Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.
What is your return and warranty policy?
We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.
Are bulk discounts available?
Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.
Why Buy from The Engineer Store
- Genuine Products: Sourced directly from authorized distributors with authentication
- Expert Team: Our technical team validates every product before listing
- Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
- Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
- Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
- Technical Support: 24/7 expert guidance via email and WhatsApp
- Returns: 7-day return policy on manufacturing defects only
Buy 47uf 25V Surface Mount Electrolytic Capacitor (Reel of 1000) Online in India
Purchase the 47uf 25V Surface Mount Electrolytic Capacitor (Reel of 1000) online at The Engineer Store, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on 47uf 25V Surface Mount Electrolytic Capacitor (Reel of 1000) with fast shipping and expert support.
Our team in Bengaluru is available 24/7 to support your journey from product selection to project completion.
47uf 25V Surface Mount Electrolytic Capacitor (Reel of 1000)
The 47uf 25V Surface Mount Electrolytic Capacitor is a high-capacity aluminum electrolytic component designed for compact PCB integration in power supply filtering, audio amplification, and signal coupling applications. Professional electronics engineers and manufacturing facilities rely on this capacitor for stable voltage regulation and ripple suppression in switching power supplies, LED drivers, and industrial control circuits. This component solves critical power stability challenges by providing low ESR (Equivalent Series Resistance) and high capacitance density in a space-constrained SMD package format.
Product Overview
Surface mount electrolytic capacitors operate through the principle of charge storage in an aluminum oxide dielectric layer formed between the anode and cathode terminals. The 47uf 25V rating indicates a capacitance value of 47 microfarads with a maximum working voltage of 25 volts DC. This capacitor excels in applications requiring bulk energy storage and transient voltage suppression, particularly in switching regulators where rapid charge-discharge cycles demand low impedance characteristics. The reel packaging of 1000 units is optimized for high-speed automated assembly lines, ensuring consistent component orientation and placement accuracy through standard pick-and-place machinery.
What distinguishes this 47uf 25V capacitor is its superior thermal stability and extended operational lifespan in demanding industrial environments. The surface mount design eliminates through-hole drilling requirements, reducing PCB manufacturing complexity and improving yield rates. With typical operating temperatures ranging from -40°C to +105°C, this component maintains stable capacitance values across temperature extremes, critical for automotive electronics, telecommunications equipment, and renewable energy inverters. The 1000-unit reel configuration reduces per-unit procurement costs while maintaining strict tolerance specifications of ±20% at 120Hz and 20°C.
Key Specifications
| Specification | Details |
| Product Type | Surface Mount Electrolytic Capacitor |
| Capacitance Value | 47 microfarads (47uf) |
| Voltage Rating | 25 Volts DC |
| Package Format | SMD Reel of 1000 units |
| Polarity | Polarized (+ and - terminals) |
| Tolerance | ±20% at 120Hz, 20°C |
| Operating Temperature | -40°C to +105°C |
| ESR (Equivalent Series Resistance) | Typical 0.5-0.8 ohms at 100kHz |
| Ripple Current Rating | Typically 1200-1500mA at 105°C |
| Lifetime | 2000 hours at 105°C rated voltage |
| Brand | OEM Quality Authentic |
| Origin | Original/Authentic |
| Warranty | 7 days on manufacturing defects |
| Shipping | 1-5 days from Bengaluru |
| Delivery | 7-8 days across India |
| Support | 24/7 via Email and WhatsApp |
Key Features
- Low ESR Design: Delivers 0.5-0.8 ohms impedance at 100kHz, enabling superior high-frequency noise filtering in DC-DC converter applications
- Bulk Reel Packaging: 1000 units per reel optimized for automated SMD assembly with standard 8mm or 12mm tape width compatibility
- Extended Temperature Range: Maintains stable performance from -40°C to +105°C, suitable for industrial, automotive, and outdoor electronics
- High Ripple Current Capacity: Rated for 1200-1500mA ripple current at 105°C, ensuring reliability in high-frequency switching applications
- Compact SMD Form Factor: Eliminates PCB drilling requirements, reducing manufacturing time and improving circuit board density
- Stable Capacitance Tolerance: ±20% tolerance specification ensures predictable filtering characteristics across production batches
Applications and Use Cases
- Switching Power Supply Filtering: Provides bulk energy storage and transient suppression in SMPS output stages, stabilizing 25V rails in industrial control systems
- LED Driver Circuits: Smooths voltage ripple in constant-current LED drivers for commercial lighting applications, extending LED lifespan
- Audio Amplifier Decoupling: Supplies instantaneous current demands in Class D amplifier output stages, reducing audible distortion and improving signal clarity
- Telecommunications Equipment: Stabilizes power rails in network switching modules and telecom base stations operating at 25V nominal voltage
- Automotive Electronics: Filters voltage fluctuations in vehicle infotainment systems and body control modules exposed to automotive electrical transients
- Battery Management Systems: Decouples charge pump circuits in lithium-ion BMS applications, protecting sensitive monitoring electronics from voltage spikes
How to Use
Before installation, verify correct polarity orientation by identifying the negative terminal marked on the capacitor body. The longer lead or positive marking must connect to the positive voltage rail, while the shorter lead or negative marking connects to ground or negative rail. When using automated pick-and-place equipment, ensure the reel is properly seated in the feeder mechanism with correct tape tension between 2-4 Newtons. Program your assembly equipment with the appropriate component pitch spacing (typically 4mm for standard SMD reels) to prevent tape advancement errors.
During PCB soldering, maintain reflow oven temperature profiles within IPC-A-610 Class 2 specifications, typically peaking at 245-260°C for 10-30 seconds. Avoid excessive thermal stress by ensuring ramp-up rates do not exceed 3°C per second. After assembly, perform electrical continuity testing at 2V DC to verify proper installation without applying the full 25V rating until the complete circuit undergoes functional validation. For manual soldering of individual components, use a 40-watt iron at 350°C for maximum 3-4 seconds per terminal to prevent electrolyte damage.
Frequently Asked Questions
What is the difference between 47uf 25V and 47uf 35V electrolytic capacitors?
The primary difference is voltage rating and physical size. A 47uf 35V capacitor has a higher voltage tolerance margin and typically larger physical dimensions, resulting in lower ESR but higher cost. The 47uf 25V is optimized for circuits operating at or below 25V nominal voltage. Using a 25V capacitor in a 35V circuit risks catastrophic failure, while using a 35V capacitor in a 25V circuit is acceptable but wasteful. Always select capacitors with voltage ratings equal to or exceeding your circuit's maximum operating voltage.
Can I use a 47uf 25V capacitor in a 12V application?
Yes, absolutely. The 25V rating is the maximum safe operating voltage, not the minimum. Using a 47uf 25V capacitor in a 12V circuit provides a safety margin and typically results in superior performance with lower ESR and longer operational lifespan. However, ensure your PCB layout correctly identifies polarity to prevent reverse voltage damage. The capacitor will function optimally at lower voltages with reduced stress on the dielectric material.
What does ESR mean and why is it important for my application?
ESR (Equivalent Series Resistance) represents the internal resistance of the capacitor, typically 0.5-0.8 ohms at 100kHz for quality 47uf 25V units. Lower ESR is critical in switching power supplies because it reduces voltage ripple and heat generation during high-frequency current transients. High ESR capacitors generate excessive heat, reducing lifespan and causing voltage regulation failures. For DC-DC converters and audio amplifiers, low-ESR capacitors are essential. Always verify ESR specifications in the datasheet for your specific application requirements.
How do I identify polarity on a surface mount electrolytic capacitor?
Surface mount electrolytic capacitors display polarity marking through a white or black stripe on the negative terminal side of the component body. Some manufacturers use a minus sign or arrow pointing toward the negative lead. Always consult the component datasheet or reel labeling for definitive polarity identification. Incorrect polarity installation causes immediate catastrophic failure, leakage current, and potential PCB damage. During automated assembly, program your pick-and-place equipment with correct rotation orientation to prevent assembly errors.
When will I receive my order?
Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.
What is your return and warranty policy?
We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.
Are bulk discounts available?
Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.
Why Buy from The Engineer Store
- Genuine Products: Sourced directly from authorized distributors with authentication
- Expert Team: Our technical team validates every product before listing
- Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
- Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
- Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
- Technical Support: 24/7 expert guidance via email and WhatsApp
- Returns: 7-day return policy on manufacturing defects only
Buy 47uf 25V Surface Mount Electrolytic Capacitor (Reel of 1000) Online in India
Purchase the 47uf 25V Surface Mount Electrolytic Capacitor (Reel of 1000) online at The Engineer Store, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on 47uf 25V Surface Mount Electrolytic Capacitor (Reel of 1000) with fast shipping and expert support.
Our team in Bengaluru is available 24/7 to support your journey from product selection to project completion.