B32916B5475M

Operating Temperature:	-40°C ~ 110°C
Features:	--
Ratings:	X1
Applications:	EMI, RFI Suppression
Lead Spacing:	1.476" (37.50mm)
Termination:	PC Pins
Height - Seated (Max):	1.890" (48.00mm)
Size / Dimension:	1.654" L x 1.299" W (42.00mm x 33.00mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	B32916
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	1000V (1kV)
Voltage Rating - AC:	530V
Tolerance:	±20%
Capacitance:	4.7µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction

Film capacitors, also known as polyester or Mylar capacitors, are a type of capacitors made with a film of polyester or Mylar, encasing two strips of conductive material. B32916B5475M film capacitors are a specific type of film capacitors made by Epcos AG, a China-based manufacturer of electronic components. They are designed to be used in various applications such as motor control, welding, energy-saving lamps, renewable energy power generation, and electro-acoustics.

Application Field

B32916B5475M film capacitors are specifically designed for use in motor control capacitive circuits. They can effectively reduce the heat generated by high-voltage capacitive circuits and offer superior capability for power dissipation in small spaces. The capacitors are ideal for use in invertors, frequency changers, and converters that require higher levels of power and capacitance. They are also suitable for use in high-temperature machines where metalized film capacitors are not suitable.

Working Principle

The basic working principle of film capacitors is quite simple. The polyester or Mylar film encapsulating two strips of conductive material acts as a dielectric, allowing it to store an electrical charge. When a voltage source is connected to the two conductive materials, an electric field is created between them and a charge starts flowing. This charge accumulates on the capacitor and can be used to power circuits or drive motors.

Advantages

B32916B5475M film capacitors offer several advantages over traditional aluminum electrolytic capacitors. They have extremely low equivalent series resistance (ESR), meaning that more energy is transferred per second from the source to the circuit. This also results in lower power loss and improved efficiency. Furthermore, film capacitors can withstand higher temperatures than aluminum electrolytic capacitors and are much less prone to failure. Since they are self-healing, they are more reliable than aluminum electrolytic capacitors and can handle higher peak currents.

Conclusion

B32916B5475M film capacitors are designed for motor control capacitive circuits, with great power dissipation qualities and low ESR. These capacitors offer several advantages over aluminum electrolytic capacitors, including high temperature resistance, improved efficiency, and better reliability. As such, they are an ideal choice for applications in motor control, invertors, frequency changers, and converters.

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