Capacitor 4.7uF 400V

Capacitor 4.7uF 400V is a high-voltage aluminum electrolytic capacitor engineered for stable energy storage, effective filtering, and reliable performance in demanding electronic circuits. Designed to operate safely at up to 400 volts DC, this component is ideal for applications where voltage endurance, low leakage current, and long operational life are essential. Its optimized internal structure and quality dielectric materials ensure consistent capacitance and dependable electrical behavior over time.

This capacitor is widely used by professional technicians, engineers, and advanced hobbyists in power electronics, audio equipment, and industrial control systems. The Capacitor 4.7uF 400V plays a critical role in smoothing DC rails, reducing ripple voltage, and protecting sensitive components from voltage fluctuations. Its compact radial-lead design allows easy PCB mounting while maintaining adequate heat dissipation and mechanical stability.

Product Description

• High-voltage aluminum electrolytic capacitor

• Capacitance value of 4.7 microfarads for efficient energy storage

• Rated for 400V DC continuous operation

• Designed for long life and stable electrical characteristics

• Suitable for both new designs and replacement applications

The Capacitor 4.7uF 400V is commonly found in switch-mode power supplies (SMPS), inverters, LED drivers, audio amplifiers, and television or monitor power boards. Its high voltage rating makes it particularly suitable for circuits exposed to voltage surges, high ripple conditions, or continuous load stress. When installed with correct polarity, it delivers consistent performance and enhances overall circuit reliability.

Key Advantages

• High voltage endurance for demanding environments

• Low leakage current improves efficiency

• Good ripple current handling capability

• Durable aluminum can with protective sleeve

• Stable performance across a wide temperature range

Typical Applications

• SMPS and power supply filtering stages

• High-voltage audio amplifier circuits

• LED lighting drivers

• Industrial electronics and automation systems

• TV, monitor, and inverter repair

• General electronic maintenance and prototyping

The Capacitor 4.7uF 400V is a practical and cost-effective solution for engineers who require dependable high-voltage capacitors without compromising quality. Its proven construction helps extend the lifespan of electronic assemblies and ensures safe, predictable operation.

Datasheet (Typical Specifications)

• Product Type: Aluminum Electrolytic Capacitor

• Capacitance: 4.7 µF

• Rated Voltage: 400 V DC

• Tolerance: ±20%

• Polarity: Polarized

• Operating Temperature: −40°C to +105°C

• Leakage Current: ≤0.01CV or 3 µA (after 2 minutes)

• Ripple Current: Rated per standard high-voltage series

• Lead Type: Radial leads

• Mounting: Through-hole PCB

• Case Material: Aluminum can with PVC sleeve

• Safety Feature: Pressure relief vent

Handling & Safety

Always confirm the rating, polarity and pinout of a capacitor before installing it, and avoid exceeding its rated voltage or current. Use proper ESD precautions with sensitive parts. These steps protect your circuit and keep your work safe.

Why Choose This Capacitor

First, it is a widely used part in electronics repair, prototyping and assembly, so it fits into most existing projects easily. Second, the value, rating or pin count is clearly stated, so you can match it to your circuit with confidence. Third, our team checks basic function before it ships. So, you avoid guesswork when you order. As a result, this is a dependable choice for repair, prototyping or a finished project.

Usage Tips

Before soldering or installing, match the value, package and pin layout with your circuit diagram. Therefore, you avoid a wrong fit or a damaged board. Also, keep small parts stored in labeled bags so values do not get mixed up during a project. As a result, your build stays organized and easier to troubleshoot.

Good to Know

A well-matched capacitor saves time on the job later. Therefore, double-check the value, rating and pin layout against your circuit before relying on it in a final build. Also, keep the original packaging until you have tested the part, since this makes any exchange easier if something is not right. As a result, your project stays reliable with fewer surprises.

Capacitor 4.7uF 400V

Capacitor 4.7uF 400V مكثف مخصص لـ تخزين وتفريغ الشحنة الكهربائية داخل الدائرة.

الاستخدامات

• ترشيح مزود الطاقة
• ربط وفصل الإشارات
• دوائر التوقيت
• تجربة الدوائر الإلكترونية العامة

ملاحظات الأمان

تأكد دايمًا من القيمة والقطبية وترتيب الأرجل بتاعة مكثف قبل التركيب، وماتتخطاش الجهد أو التيار المسموح بيه. استخدم احتياطات الشحنة الساكنة (ESD) مع القطع الحساسة. الخطوات دي بتحمي دائرتك وتخلي شغلك آمن.

ليه تختار مكثف ده

أولاً، قطعة مستخدمة بشكل واسع في إصلاح وتجميع الدوائر الإلكترونية، فتتناسب مع معظم المشاريع بسهولة. ثانيًا، القيمة أو التصنيف أو عدد الأرجل موضحة بدقة، فتقدر تطابقها مع دائرتك بثقة. ثالثًا، بنتأكد من الوظيفة الأساسية قبل الشحن. فهو اختيار موثوق للإصلاح أو التجربة أو مشروع متكامل.

تقدر تستعرض باقي المكونات الإلكترونية عندنا لمشروعك القادم.