100nf 50v Disc Capacitor (Pack of 1000)

The 100nf 50v Disc Capacitor is a ceramic disc capacitor designed for decoupling, filtering, and signal coupling applications in electronic circuits operating at low to moderate voltage levels. Electronics engineers, PCB designers, and hobbyists rely on these capacitors for noise suppression in power supply circuits, AC coupling in audio amplifiers, and high-frequency filtering in RF applications. This bulk pack of 1000 units solves the common problem of capacitor availability during prototyping and production runs, eliminating repeated procurement delays and ensuring consistent component quality across multiple projects.

Product Overview

The 100nf (0.1µF) disc capacitor operates on the principle of electric field storage between two ceramic dielectric plates with metallic electrodes. When voltage is applied across the capacitor, electric charge accumulates on the plates, creating a capacitance value of 100 nanofarads. The 50v rating indicates the maximum voltage the capacitor can safely withstand without dielectric breakdown. Disc capacitors are preferred in high-frequency applications because their compact form factor and low inductance characteristics minimize parasitic effects, making them ideal for decoupling power supply pins in microcontrollers, operational amplifiers, and digital logic circuits operating at frequencies up to several megahertz.

This pack of 1000 units represents exceptional value for professionals managing multiple circuit designs or production batches. The ceramic material provides excellent temperature stability across the -55°C to +125°C operating range, ensuring consistent capacitance values throughout the lifespan of your equipment. The radial lead configuration allows for easy insertion into breadboards and PCB holes, while the compact 5mm diameter disc form factor minimizes PCB real estate consumption. These capacitors meet international standards for reliability and are manufactured with high-quality ceramic dielectric material that resists moisture absorption and maintains performance in humid environments common in Indian climates.

Key Specifications

Specification	Details
Product Type	Ceramic Disc Capacitor
Capacitance Value	100nf (0.1µF)
Voltage Rating	50v DC
Tolerance	±10% (K-grade)
Dielectric Material	Ceramic (X7R or equivalent)
Package Configuration	Radial Lead Disc
Disc Diameter	5mm
Lead Spacing	2.54mm (0.1 inch)
Operating Temperature Range	-55°C to +125°C
Quantity per Pack	1000 units
Brand	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 (Equivalent Series Resistance) design enables effective high-frequency noise filtering and power supply decoupling with minimal voltage ripple in switching circuits
• X7R dielectric classification provides stable capacitance across temperature variations, maintaining within ±15% tolerance from -55°C to +125°C for reliable long-term operation
• Compact 5mm disc form factor with standard 2.54mm lead spacing allows direct integration into breadboards, perfboards, and PCB layouts without requiring custom footprints
• Bulk pack of 1000 units reduces per-unit cost by up to 60% compared to individual purchases, making it economical for prototype development, small-scale manufacturing, and educational projects
• Lead-free and RoHS compliant construction meets international environmental standards and ensures compatibility with modern wave soldering and reflow processes

Applications and Use Cases

• Power Supply Decoupling: Place 100nf capacitors directly across power and ground pins of microcontrollers (Arduino, PIC, ARM), operational amplifiers, and logic ICs to suppress high-frequency noise and stabilize supply voltage for digital circuits
• Audio Frequency Coupling: Use in AC coupling circuits for audio amplifiers and pre-amplifiers to block DC components while passing audio signals in the 20Hz to 20kHz range with minimal attenuation
• RF and High-Frequency Filtering: Implement in RF circuits, oscillators, and signal conditioning circuits where low inductance is critical for filtering frequencies from 100kHz to several megahertz without introducing phase shift
• Breadboard Prototyping: Stock these capacitors for rapid circuit prototyping and experimental builds where multiple decoupling capacitors are required across different power rails and signal paths
• Educational Laboratory Use: Ideal for electronics training programs, engineering colleges, and DIY maker projects where students need reliable, affordable components for learning circuit design principles

How to Use

Installation of 100nf disc capacitors requires identifying the correct polarity orientation and placement location based on your circuit schematic. For decoupling applications, position the capacitor as close as possible to the power supply pins of your IC (within 5-10mm) to minimize lead inductance and maximize noise suppression effectiveness. Insert the positive lead (longer lead if marked) into the positive rail or power pin, and the negative lead into the ground rail, ensuring leads are fully seated in the breadboard socket or PCB hole. For AC coupling applications in audio circuits, the polarity matters only if the capacitor is polarized; ceramic disc capacitors are non-polarized, so either lead can connect to either terminal.

When soldering to PCBs, use a soldering iron set to 350-380°C and apply heat for 3-4 seconds maximum to avoid thermal stress on the ceramic dielectric. For breadboard use, simply push the leads firmly into the socket holes until the disc body sits flush against the breadboard surface. If using multiple capacitors in parallel for higher capacitance values, connect all positive leads together and all negative leads together, ensuring equal lead lengths to maintain balanced current distribution. Store unused capacitors in a dry environment at room temperature; ceramic capacitors are moisture-resistant but benefit from low-humidity storage to maintain long-term reliability.

Frequently Asked Questions

What is the difference between 100nf and 0.1µF capacitors?

They are identical. 100nf (nanofarads) and 0.1µF (microfarads) represent the same capacitance value. 1 microfarad equals 1000 nanofarads, so 0.1µF = 100nf. Different manufacturers use different notation conventions, but the electrical characteristics remain identical. Always verify the numeric value and unit on the component label to confirm correct capacitance.

Can I use 100nf 50v capacitors in circuits rated for higher voltage?

Yes, you can use 50v-rated capacitors in lower voltage circuits without any issues. The 50v rating is the maximum safe voltage; operating below this limit is always safe. However, never use a lower-rated capacitor in a higher-voltage circuit, as it will cause dielectric breakdown and component failure. If your circuit operates at 12v, 24v, or 48v, the 50v rating provides adequate safety margin. For circuits exceeding 50v, select capacitors with appropriate higher voltage ratings (100v, 250v, or 400v).

How do I determine if a disc capacitor is damaged or defective?

Visual inspection is the first step: look for cracks, discoloration, or burn marks on the ceramic body. Use a multimeter set to resistance mode to test the capacitor; a good capacitor will show initial deflection toward zero ohms (charging) followed by stabilization at very high resistance (megaohms). A short circuit (near-zero resistance) or complete open circuit (infinite resistance) indicates failure. For critical applications, use a capacitance meter to verify the actual capacitance value matches the marked value within ±10% tolerance. If any defect is detected, contact our support team within 7 days for replacement under warranty.

Why do I need so many capacitors in a single pack?

Modern electronics require multiple decoupling capacitors distributed across PCBs to suppress noise at different frequency ranges. A typical microcontroller board may require 5-10 capacitors across power pins, plus additional capacitors for signal coupling, filtering, and timing circuits. A pack of 1000 units supports 100+ complete projects or small-batch manufacturing runs, eliminating repeated reordering. Bulk packs also provide significant cost savings compared to purchasing capacitors individually, making them economical for prototyping, educational use, and professional electronics development.

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 100nf 50v Disc Capacitor (Pack of 1000) Online in India

Purchase the 100nf 50v Disc Capacitor (Pack 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 100nf 50v Disc Capacitor (Pack of 1000) with fast shipping and expert support.

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