195D476X0010H2T - Vishay Sprague 47µF 10V 20% Tantalum Capacitor (B Case, Conformal Coated)

• Conformal Coating: Protects against humidity, chemicals, and mechanical stress
• Compact B Case Size: Ideal for space-constrained PCB designs
• High Reliability: Low ESR and stable capacitance under extreme conditions

 

Vishay / Sprague 195D476X0010H2T Tantalum Capacitor - Solid SMD

The Vishay Sprague 195D476X0010H2T is a solid tantalum SMD capacitor from the 595D series, designed for high volumetric efficiency and stable electrical performance in demanding environments. With a 47µF capacitance at 10V and ±20% tolerance, this conformal-coated capacitor ensures reliability in high-temperature and high-vibration applications.

Key Features

• High Capacitance Density: Delivers 47µF in a compact B-case (4mm × 2.8mm)
• Wide Operating Temperature: -55°C to +85°C (with voltage derating above 85°C)
• Low ESR (650mΩ): Ensures efficient power decoupling and ripple suppression
• Moisture Resistant: Conformal epoxy coating protects against harsh conditions
• RoHS-Compliant: Lead-free (100% tin-plated terminations)

Specifications Summary

Vishay Sprague 195D476X0010H2T Tantalum Capacitor Applications

1️⃣ Automotive Electronics – Ensuring Reliability Under Harsh Conditions

• Engine Control Units (ECUs) – Provides stable capacitance in 12V/24V battery systems, crucial for sensor signal conditioning and microcontroller power integrity.
• Power Distribution Modules – Ideal for 48V mild-hybrid systems, offering low ESR (650mΩ) to minimize voltage drops in high-current paths.
• Infotainment & LED Lighting – Supports USB-PD modules and CAN bus filtering, reducing noise interference in audio/video circuits.
• ADAS & Radar Systems – Used in automotive camera modules where stable voltage regulation prevents flickering.

🔹 Why Tantalum? Unlike aluminum electrolytics, tantalum capacitors maintain performance in -55°C to +125°C underhood conditions.

2️⃣ Industrial & Power Electronics – Rugged Performance for Demanding Environments

• DC-DC Converters – Ensures high ripple current handling (350mA RMS) in buck/boost regulators, enhancing efficiency in 24V industrial power supplies.
• Motor Drives – Used in servo amplifiers for voltage smoothing, preventing PWM-induced noise in BLDC motor controllers.
• Switched-Mode Power Supplies (SMPS) – Acts as output filtering in GaN/SiC-based PSUs, reducing high-frequency switching noise.
• Renewable Energy Systems – Applied in solar inverters for DC-link stabilization, prolonging lifespan under thermal cycling.

🔹 Key Benefit: MnO₂ cathode ensures lower ESR than polymer tantalums, critical for high-frequency (>100kHz) power stages.

3️⃣ Consumer Electronics – Enabling Miniaturization & Efficiency

• Smartphones & Tablets – Used in PMIC decoupling, ensuring stable CPU/GPU voltage rails (1.8V/3.3V domains).
• Wearables (Smartwatches, TWS Earbuds) – Ultra-compact B-case (4mm × 2.8mm) fits space-constrained designs while delivering 47μF capacitance.
• Laptops & Ultrabooks – Critical for USB-C PD circuits, supporting 20V/5A power delivery with low leakage (<5µA).
• Gaming Consoles – Filters noise in high-speed DDR memory power rails, improving signal integrity.

🔹 Design Tip: Lower ESR vs. MLCCs reduces voltage ripple in high-dI/dt load scenarios.

4️⃣ Telecommunications – High-Frequency Stability

• 5G Base Stations – Used in RFPA (RF Power Amplifier) bias circuits, ensuring stable voltage under wide temperature swings.
• Optical Network Terminals (ONTs) – Supports PoE (Power over Ethernet) modules, providing bulk capacitance in compact footprints.
• Satellite Comms – Selected for LNB (Low-Noise Block) power conditioning due to resistance to thermal shock.

🔹 Advantage: Conformal coating prevents moisture ingress in outdoor telecom equipment.

Comparison with Alternatives

🔹 Best For:

• Tantalum: Long-life, stable capacitance in automotive/industrial apps
• MLCC: Ultra-low ESR but suffers DC bias derating
• Aluminum: Cheap but high ESR & prone to drying out

Why Choose Vishay Sprague Tantalum Capacitors?

Vishay Sprague’s 595D series capacitors are known for:

• Stable capacitance across temperature & voltage
• Long service life (>2000 hrs @ 85°C)
• High ripple current handling (350mA RMS)
• Superior moisture resistance (MSL Level 2a)

Ordering Information

📌 Part Number: 195D476X0010H2T 📌 Package Options: Cut Tape, Reel (7" or 13") 📌 Alternative Variants: Available in ±10% tolerance (X9 marking) 📄 Download Vishay Sprague 195D476X0010H2T Datasheet (595D Series PDF) 🚀 Enhance Your Designs with Vishay Reliable Tantalum Technology!

Conclusion: A Versatile High-Performance Capacitor

The Vishay Sprague 195D476X0010H2T is engineered for mission-critical applications needing compact size, reliability, and stable capacitance. Whether in EV power trains, 5G infrastructure, or foldable smartphones, its low leakage, high ripple handling, and conformal coating make it a preferred choice.