SF-3300uF-200V
High-voltage snap-in capacitor with 3300uF and 200V rating for high-voltage industrial applications.
Product Overview
Description
The SF-3300uF-200V is a high-voltage snap-in aluminum electrolytic capacitor designed for high-voltage industrial power supply applications. With 3300uF capacitance and 200V rating, it provides excellent filtering for high-voltage DC bus applications.
This capacitor features a 30mm diameter case with snap-in terminals for secure mounting. The design provides good ripple current capability and reliable performance at high voltage.
Rated for 2000 hours at 85°C, this capacitor is suitable for high-voltage industrial power supplies, inverters, and motor drives.
Product Series
SF
Primary Application
High-voltage industrial power supplies
Key Features
- High voltage 200V rating
- 3300uF capacitance
- High ripple current 6.5A
- Snap-in mounting
- Industrial grade
Specifications
| Capacitance | 3300uF ±20% |
|---|---|
| Voltage Rating | 200V DC |
| Ripple Current | 6.5A @ 85°C, 120Hz |
| Temperature Range | -40°C to +85°C |
| Lifetime | 2,000 hours @ 85°C |
| Terminal Spacing | 7.5mm |
| Dimensions | 30mm dia x 55mm L |
Applications
High-voltage industrial power supplies
Industrial automation and control
Motor drives
Motor drive and control systems
DC-DC converters
Power conversion and supply
PFC circuits
Electronic system design
FAE Expert Insights
"The SF-3300uF-200V is excellent for high-voltage industrial applications. The 200V rating is perfect for 150V-170V DC bus applications. The 3300uF provides good energy storage for medium-power systems. I frequently recommend this for motor drives and industrial inverters."
High-voltage snap-in for industrial power systems
— James Liu, BeiLuo
Frequently Asked Questions
What is the maximum ripple current for the SF-3300uF-200V?
The rated ripple current is 6.5A at 85°C and 120Hz. This high rating provides reliable operation in high-voltage industrial applications. At lower temperatures, the capacitor can handle higher ripple currents - approximately 7.8A at 65°C.
For applications exceeding 6.5A ripple current, use multiple capacitors in parallel.
What is the expected lifetime of the SF-3300uF-200V?
The rated lifetime is 2,000 hours at 85°C. Using the Arrhenius equation, at 65°C the expected lifetime extends to 8,000 hours. At 45°C, lifetime increases to 32,000 hours. Every 10°C reduction approximately doubles the lifetime.
For maximum lifetime, operate at lower temperatures with voltage derating.
What voltage derating is recommended for 200V?
For this 200V rated capacitor, the maximum recommended operating voltage is 160V (20% derating). This provides good reliability margin for industrial applications. For critical applications, 50% derating to 100V provides even better reliability.
Design for 80% voltage derating for good reliability.
What is the ESR of the SF-3300uF-200V?
The Equivalent Series Resistance (ESR) at 100Hz is approximately 0.06 Ohm. This low ESR provides good filtering performance for high-voltage applications. The ESR decreases with increasing temperature.
For applications requiring lower ESR, consider the SM low-impedance series.
What applications is the SF-3300uF-200V best suited for?
This capacitor is ideal for: high-voltage industrial power supplies (150V-170V DC bus), motor drives with high DC bus voltage, PFC circuit output filtering, and high-voltage DC-DC converters. The 200V rating provides good margin for 150V-170V applications.
Use for high-voltage industrial applications requiring 150V-170V DC bus.
What safety considerations apply for 200V capacitors?
High-voltage capacitors require special safety considerations: ensure adequate clearance and creepage distances, use proper insulation ratings, implement discharge resistors for safety, and follow lockout/tagout procedures during maintenance. The high stored energy can be dangerous.
Follow all safety guidelines for high-voltage capacitor applications.