KEMET T491X108K006AT: The Ultimate 1000 F Tantalum Capacitor for Demanding Applications

In the world of modern electronics, reliable power filtering and energy storage are critical for optimal performance. The KEMET T491X108K006AT stands out as a premium surface-mount tantalum capacitor that delivers exceptional stability, high capacitance, and robust performance in challenging environments. This comprehensive guide explores why engineers worldwide trust this component for their most critical designs.

Technical Specifications Deep Dive

Unmatched Capacitance in Compact Form

The T491X108K006AT delivers an impressive 1000 microfarads ( F) of capacitance - among the highest available in its class. This substantial energy storage capability makes it ideal for:

• Power supply bulk filtering
• Voltage regulator input/output stabilization
• Energy buffer applications
• Audio system power conditioning

Precision Tolerance for Consistent Performance

With a tight 10% tolerance, this capacitor ensures predictable performance across production batches. This precision is particularly valuable for:

• Automotive ECU designs
• Medical equipment
• Industrial control systems
• Telecommunications infrastructure

Robust Voltage Handling

The 6.3V rating makes this component perfect for common low-voltage applications including:

• 3.3V and 5V digital circuits
• USB power conditioning
• Battery-powered devices
• IoT sensor nodes

Advanced Performance Features

Military-Grade Temperature Range

Operating from -55 C to +125 C, the T491X108K006AT exceeds commercial requirements, making it suitable for:

• Automotive under-hood applications
• Aerospace and defense systems
• Industrial automation in extreme environments
• Outdoor telecommunications equipment

Extended Service Life

The 2000-hour lifespan at 125 C demonstrates exceptional durability, translating to:

• Reduced maintenance costs
• Higher system reliability
• Longer product lifecycles
• Lower total cost of ownership

Design and Manufacturing Excellence

Optimized Surface Mount Package

The 2917 (7343 Metric) package combines high capacitance with board space efficiency:

• Dimensions: 7.30mm 4.30mm 4.30mm
• Compatible with automated pick-and-place
• Excellent mechanical stability
• RoHS compliant construction

Molded Construction Advantages

KEMET's proprietary molding process provides:

• Superior moisture resistance
• Enhanced mechanical protection
• Improved thermal characteristics
• Better handling during assembly

Industry-Leading Applications

Automotive Electronics

Increasingly adopted in:

• Advanced driver assistance systems (ADAS)
• Electric vehicle power management
• Infotainment systems
• Engine control units

Industrial Power Systems

Critical for:

• PLC power conditioning
• Motor drive circuits
• Robotics power supplies
• Renewable energy systems

Consumer Electronics

Widely used in:

• Smartphones and tablets
• Wearable devices
• Gaming consoles
• High-end audio equipment

Why Engineers Choose KEMET

KEMET's reputation for quality includes:

• Stringent military-spec testing
• Industry-leading reliability data
• Global technical support
• Comprehensive documentation
• Traceability and quality certifications

Technical Comparison

Compared to similar capacitors, the T491X108K006AT offers:

Feature	T491X108K006AT	Typical Alternatives
Capacitance Density	High	Medium
ESR @ 100kHz	600m	800-1000m
Temperature Range	-55 C to +125 C	-40 C to +85 C
Lifetime at Rating	2000 hours	1000 hours

Implementation Guidelines

PCB Layout Recommendations

For optimal performance:

• Place close to power pins
• Use adequate thermal relief
• Follow manufacturer's land pattern
• Consider parallel configurations for higher current

Reliability Enhancements

Extend operational life by:

• Derating voltage by 20-50%
• Implementing proper cooling
• Avoiding mechanical stress
• Following ESD precautions

Purchasing and Availability

The T491X108K006AT is available through:

• Authorized distributors worldwide
• Sample programs for evaluation
• Volume pricing options
• Custom reel quantities

Conclusion

The KEMET T491X108K006AT represents the pinnacle of tantalum capacitor technology, combining high capacitance, excellent stability, and robust construction. Its military-grade temperature range and extended lifespan make it the ideal choice for designers who refuse to compromise on quality. Whether you're developing cutting-edge automotive systems, industrial equipment, or premium consumer electronics, this capacitor delivers the performance and reliability your designs demand.

For technical specifications, application notes, or to request samples, visit our product page today and discover how the T491X108K006AT can enhance your next project.