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Tantalum Capacitors

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Tantalum Capacitors Specification

Input
DC Voltage

Thermal Conductivity
Low

Power Source
Electronic circuit

Usage
Electronic circuits, decoupling, power supply filtering

Charging Voltage
Up to rated voltage (6.3V-35V)

Operating Temperature
-55C to +125C

Power Supply
Electric

Output
Stable charge/discharge

Components
Tantalum, Manganese Dioxide/Electrolyte

Response Time
Fast; ms level

Features
Polarized, low ESR, compact, stable capacitance

Interface
Leaded or SMD mount

Product Type
Tantalum Capacitor

Application
Mobile phones, computers, automotive, industrial electronics

Rated Voltage
6.3V, 10V, 16V, 25V, 35V

Supply Voltage
6.3V to 35V

Size
Multisize (e.g., 1206, 1210, 3528 SMD)

Dimension (L*W*H)
e.g., 3.2mm x 1.6mm x 1.6mm (varies)

Function
Storing and filtering electrical charge

Color
Yellow/Gold

Weight
Approx. 0.3-2 grams (varies by size)

Current Rating
Max ripple current ranges up to 2A

Thickness
Varies with capacitance (e.g., 1mm-6mm)

Capacity
0.1F to 470F

Frequency
Up to 100kHz application frequency

Shelf Life
Long (at standard conditions)

Polarity
Yes (polarized component)

Dielectric Material
Tantalum pentoxide

RoHS Status
RoHS Compliant

Leakage Current
Low (typically 0.01CV or 3A whichever is greater)

Tolerance
10% (Standard)

Mounting Type
Surface Mount (SMD) or Through-Hole

Equivalent Series Resistance (ESR)
Low

Case Type
Molded body, standardized sizes

Failure Mode
Short circuit (catastrophic; self-healing not typical)

Life Span
Typically 2000 hours at 85C (varies)

About Tantalum Capacitors

Having vast experience to offer high qualityTantalum Capacitors to our clients. The offered tantalum capacitors are designed using superior quality factor input by the well established vendors of the market. Owing to high durability, dimensional accuracy and optimum performance, these capacitors have gained a lot of appreciation from our valuable clients. Our range is highly appreciated by our clients owing to its quality features like high efficiency and durability.

Features:

1. High durability

2. Dimensional accuracy

3. Optimum performance

Reliable Charge Storage with Low ESR

Tantalum capacitors are favored for their ability to maintain stable capacitance and low equivalent series resistance, making them ideal for high-frequency applications up to 100kHz. Their quick response time ensures effective filtering and decoupling in sensitive electronic circuits such as those found in mobile devices, automotive modules, and industrial systems.

Molded Body Durability & Long Life Span

Manufactured with a robust molded body in standardized sizes, these capacitors boast high resistance to thermal and mechanical stress. With a typical lifespan of 2000 hours at 85C and an operating temperature range of -55C to +125C, they are built to endure challenging environmental conditions while maintaining functionality.

RoHS-Compliant and Versatile Mounting Options

Designed to meet RoHS standards, tantalum capacitors are environmentally safe and suitable for global use. Available in both SMD and through-hole options, they provide designers flexibility to optimize for space, performance, and assembly requirements in electronic circuits. Their compact nature supports high-density layouts without sacrificing reliability.

FAQs of Tantalum Capacitors:

Q: How does the polarity affect installation and usage of tantalum capacitors in circuits?

A: Tantalum capacitors are polarized, meaning they must be installed with the correct orientation. Incorrect polarity can lead to catastrophic failure, such as short-circuiting. Always verify and match the positive and negative terminals during assembly and usage to ensure safe operation.

Q: What benefits do tantalum capacitors offer compared to other capacitor types?

A: Tantalum capacitors provide stable and precise capacitance, low leakage current, and low ESR. Their compact molded bodies allow for space-saving designs, and they excel in high-frequency filtering and decoupling applications. They are preferred in critical circuits demanding reliability and long shelf life.

Q: When should I consider using a molded tantalum capacitor for my application?

A: These capacitors are best used in applications requiring compact size, stable performance, and reliable charge storagesuch as mobile phones, computers, automotive electronics, and industrial control systems. They are especially valuable where long-term reliability and precise filtering are crucial.

Q: What is the typical process for mounting tantalum capacitors on PCBs?

A: Tantalum capacitors can be mounted using either surface mount (SMD) or through-hole technology, depending on the device design. For SMD, automated pick-and-place machines position the capacitor, followed by reflow soldering. Through-hole mounting involves manual or wave soldering of the capacitor leads.

Q: Where are standardized-case tantalum capacitors most frequently applied?

A: Standardized-case tantalum capacitors are widely used in environments where compact, reliable components are needed, such as in mobile phones, computers, automotive modules, and industrial electronics. Their versatility and performance make them a common choice for professional electronic design.

Q: What are the main usage and benefits of low ESR in tantalum capacitors?

A: Low ESR enables efficient filtering of voltage fluctuations and fast response to changes in load, making these capacitors highly effective in power supply filtering and decoupling. This reduces heat generation and improves overall circuit stability, especially at higher frequencies.

Q: How long do tantalum capacitors typically last, and what affects their life span?

A: A typical life span for these capacitors is 2000 hours at 85C, but actual duration may vary based on operating temperature, applied voltage, and environmental factors. Adhering to recommended conditions ensures optimal performance and maximum longevity.

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