C3225X8R1E106K250AC TDK C3225x8R1E106K250AC SMD Multilayer Ceramic Capacitor MLCC 10uF 1210 X8R +150C 10% 25VDC

The TDK C3225x8R1E106K250AC is a premium-grade multilayer ceramic chip capacitor (MLCC) from TDK’s renowned C series, engineered for unparalleled reliability in high-temperature applications. Featuring a 1210 package size (3.2mm × 2.5mm) and X8R dielectric, this 10μF capacitor maintains stable performance across an extraordinary -55°C to +150°C temperature range.

Key Features

✔ Exceptional Temperature Stability: x8R dielectric maintains ±15% capacitance from -55°C to +150°C
✔ Robust Construction: Nickel barrier with tin plating for reliable solder joints
✔ Space-Efficient: 1210 package delivers 10μF capacity
✔ High-Reliability: UL94 V-0 compliant flame retardant

Engineering Excellence for Demanding Applications

Uncompromising Temperature Performance – Engineered for Extreme Conditions

✔ X8R Dielectric – Superior Stability Across Wide Temperature Range

Unlike conventional MLCCs, TDK’s x8R dielectric delivers:
Capacitance Stability Within ±15% (-55°C to +150°C) – Critical for automotive under-hood and industrial heating elements
Reduced Aging Effects – Maintains capacitance longer than X7R & Y5V types
Minimal DC Bias Dependence – Stable performance even at 80% rated voltage

Where It Counts:

• EV Traction Inverters – Prevents capacitance collapse during high-load conditions
• Industrial Furnace Controls – Reliable operation near heat sources >125°C

Robust Electrical Characteristics – Power-Handling Excellence

✔ High Capacitance & Precision Tolerance

10µF ±10% (K grade) – Tight tolerance for feedback loops & precision filtering
25V & 250V Ratings – Supports 12V/24V automotive buses & high-voltage snubbers

✔ Low ESR/ESL – Optimized for High-Frequency Applications

Ultra-Low ESR (<20mΩ) – Minimizes heat generation in switching power supplies
Reduced Parasitic Inductance – Enhances GaN/SiC high-speed switching

Critical Benefits:

• Reduces Voltage Ripple – Improves efficiency in DC-DC converters
• Better High-Frequency Decoupling – Essential for AI server power delivery

Superior Physical Construction – Reliability Engineered In

✔ Optimized 1210 Package – The Perfect Balance

3.2mm × 2.5mm Footprint – Fits high-density PCBs in motor drives & EV charging
Stackable Design – Parallel mounting increases capacitance without extra footprint

✔ Military-Grade Termination Reliability

Nickel Barrier + Tin Plating – Resists solder leaching & thermal fatigue
Wide Terminal (0.2mm) – Ensures strong solder joints in high-vibration environments

Why It Matters:

• Automotive-Grade Durability – Survives engine vibrations & thermal cycling
• Industrial-Grade Robustness – No cracks under mechanical stress

Technical Specifications

Advanced Applications

Power Electronics Applications

1. IGBT/SiC/GaN Power Modules

• Emerging Technology Support
  • SiC MOSFET gate driver circuits (15-25V range)
  • GaN HEMT bootstrap capacitor applications
  • Hybrid IGBT power stacks clamping circuits
• Performance Benefits
  • Handles dV/dt rates >50V/ns in fast-switching designs
  • Reduces ringing in switch-node voltages
  • Capacitance stability crucial for resonant LLC converters

2. DC-DC Converter Filtering

• Bidirectional Converter Applications
  • EV powertrain 800V→48V intermediate bus filtering
  • Telecom rectifier front-end EMI suppression
• High-Frequency Operation
  • Maintains performance in MHz-range ZVS/ZCS converters
  • Stable characteristics essential for digital control loops

3. Industrial Motor Drive Systems

• Critical Functions
  • Inverter DC link bulk capacitance enhancement
  • PWM ripple current absorption (>5A RMS)
  • Parallel configurations replace aluminum electrolytics
• System Integration
  • Servo amplifier power stage decoupling
  • Robotic arm actuator power conditioning

Automotive Electronics

1. High-Temperature ECUs

• Chassis Applications
  • Electric power steering fail-safe circuits
  • Regenerative braking system power buffers
• Powertrain Protection
  • Turbocharger electronic wastegate controls
  • Direct injection fuel pump drivers

2. EV Power Distribution

• High Voltage Applications
  • OBC PFC stage intermediate filtering (400V/800V)
  • DCDC converter secondary-side hold-up capacitance
• Safety Critical
  • Automatic disconnection unit (ADU) voltage monitoring
  • Contact weld prevention circuitry

3. Battery Management Systems

• Cell Monitoring
  • Active cell balancing circuits
  • Isolation monitoring power supplies
• Thermal Challenges
  • Maintains performance in battery pack hot spots (>125°C)
  • Replaces polymer caps in under-hood locations

Industrial Equipment Solutions

1. Oil/Gas Drilling Electronics

• Downhole Tool Applications
  • MWD/LWD tool power conditioning
  • Geosteering instrumentation supplies
• Environmental Demands
  • Shock resistance (>50G operational)
  • Vibration tolerance to 20Grms random

2. Foundry/Steel Mill Controls

• Extreme Conditions
  • Ladle crane motor drives
  • Continuous casting machine controls
• Reliability Features
  • Thermal shock resistance (>500 cycles)
  • Resistance to conductive dust contamination

3. Manufacturing Power Supplies

• Specialized Applications
  • Resistance welding machine energy storage
  • Plasma cutter high-frequency filtering
  • Industrial laser power modulation circuits

Emerging Applications

Energy Infrastructure

• Solar microinverter DC-DC stages
• Wind turbine pitch control systems
• Solid-state transformer prototypes

Aerospace/Military

• Jet engine FADEC systems
• Satellite power distribution units
• Railway traction converter snubbers

Medical Electronics

• MRI gradient amplifier supplies
• Electrosurgical generator outputs
• Portable X-ray generator circuits

The TDK C3225x8R1E106K250AC delivers critical performance advantages:

✅ High-temperature endurance surpassing X7R alternatives

✅ Mechanical robustness for vibration-prone installations

✅ Stable parameters across aging and bias conditions

“TDK’s advanced material science enables this MLCC to outperform competing solutions precisely where reliability matters most – in the punishing environments of modern power conversion systems.” – TDK Power Components Group

Why Choose TDK C3225x8R1E106K250AC?

✅ Proven Reliability – Built for Mission-Critical Applications

TDK’s C-Series MLCCs undergo industry-leading qualification tests, ensuring exceptional reliability:
✔ 100% Automated Optical Inspection (AOI) – Eliminates manufacturing defects
✔ Extended Life Testing – Validated for 2000+ hours at 150°C under rated voltage
✔ MIL-STD-202G Compliance – Shock/vibration-resistant for harsh environments
✔ Low Failure Rate (<10ppm) – Highly dependable for automotive-grade (AEC-Q200 pending) applications

Real-World Impact:

• Prevents premature failures in automotive ECUs and industrial motor drives
• Ideal for high-voltage DC link stabilization where capacitor drift causes system malfunctions

✅ Thermal Resilience – Superior Stability Under Extreme Heat

Unlike standard X7R capacitors (±15% from -55°C to +125°C), TDK’s X8R dielectric ensures:
✔ Capacitance Stability (±15%) – Maintains performance up to 150°C
✔ Low Leakage Current (<0.01CV) – Minimizes power loss in high-efficiency converters
✔ High Bending Strength – No cracks under 5mm PCB flexure

Why This Matters:

• Sustains SiC/GaN power module efficiency without capacitance drop
• Critical for downhole oil/gas drilling electronics, where ambient temperatures exceed 125°C

✅ Space Optimization – High Capacitance in Minimal Footprint

The 1210 (3.2mm × 2.5mm) case size delivers 10µF—ideal for space-constrained designs:
✔ 30% Smaller than equivalent polymer/aluminum capacitors
✔ Stackable Design – Parallel mounting possible for higher capacitance
✔ Low Profile (2.5mm height) – Fits slimline power modules

Application Benefits:

• Enables higher power density in EV charging stations & solar inverters
• Perfect for compact motor drives requiring robust capacitance

✅ Quality Assurance – TDK’s Stringent Manufacturing Standards

Every C3225x8R1E106K250AC capacitor undergoes rigorous testing:
✔ ISO/TS 16949 Certified – Guaranteed automotive-grade reliability
✔ UL94 V-0 Flame-Retardant – Meets safety-critical flammability standards
✔ Moisture Resistance (MSL Level 1) – No baking required before reflow

Trusted by Industry Leaders:

• Widely adopted in industrial automation, aerospace, and telecom power supplies
• TDK’s ceramic material expertise ensures longevity beyond competitor offerings

For designers working on next-generation power electronics, the TDK C3225X8R1E106K250AC represents the pinnacle of high-temperature multilayer ceramic capacitor technology, combining thermal resilience with excellent electrical characteristics in a proven, reliable package.

TDK’s C3225x8R1E106K250AC provides:
✔ Ultra-Stable Performance – No capacitance drift under extreme conditions
✔ Long-Term Durability – Outlasts electrolytic & film capacitors
✔ Best-in-Class Efficiency – Ultra-low ESR (<20mΩ) reduces power losses

Conclusion – The Ultimate MLCC for Harsh Environments

TDK’s C3225x8R1E106K250AC combines thermal resilience, electrical stability, and mechanical ruggedness, making it ideal for:
Electric Vehicles – Battery management, OBC, traction inverters
Industrial Automation – Servo drives, power supplies, robotics
Aerospace & Defense – Avionics, radar systems, ruggedized electronics