HVG-65-54A

Voltage - Isolation:	3.75kV
Approvals:	cURus
Mounting Type:	Chassis Mount
Size / Dimension:	6.50" L x 2.42" W x 1.45" H (165.0mm x 61.5mm x 36.8mm)
Termination Style:	Wire Leads
Efficiency:	90%
Operating Temperature:	-40°C ~ 80°C
Ratings:	IP65
Features:	OCP, OTP, OVP, SCP
Dimming:	--
Series:	HVG-65
Power (Watts):	65W
Current - Output (Max):	1.21A
Voltage - Output:	49 ~ 58 V
Voltage - Input (Max):	528VAC
Voltage - Input (Min):	180VAC
Number of Outputs:	1
Topology:	AC DC Converter
Type:	Constant Current, Voltage
Part Status:	Active

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LED drivers are essential components in LED lighting technology today as LEDs are increasingly adopted in all sorts of lighting applications. HVG-65-54A is a type of LED driver which is used extensively for many different forms of LED lighting today, and in this article, we will look at its application field and working principle in more detail.

Application Field

HVG-65-54A LED drivers are primarily used in low-voltage LED systems. The driver operates at a low voltage of 12V or less, making it ideal for powering LED lighting with low demands on power supply. This makes it especially suitable for applications such as backlighting, accent lighting, under-cabinet lighting and signage, among others. The driver is also popular for its low power consumption. It uses a maximum of 54 watts, making it ideal for low-current systems that require little power. Additionally, it has a wide input voltage range of 120Vac to 277Vac, meaning it can accommodate a variety of voltages from residential to commercial systems. Finally, the driver features flicker-free dimming capabilities, allowing it to offer smooth and consistent dimming at any brightness setting.

Working Principle

The HVG-65-54A LED driver features a high frequency PWM dimming system that operates without a transformer. This works by controlling the number of pulses that are sent to the LED lamps. The more pulses that are sent, the brighter the LED lamps will become. Conversely, the fewer pulses that are sent, the dimmer the lamps will become.This is achieved through a series of circuit components. The LED lamps are connected to the driver in a series, with each lamp receiving a portion of the total voltage. A Pulse Width Modulator (PWM) is used to control the number of pulses that are sent to the LEDs, and an oscillator is used to generate the pulses. Additionally, a rectifier is used to convert the AC power supply to DC, and _bleeder resistors_ are installed to ensure all of the lamps emit the same brightness when dimming. The driver is designed to operate in a variety of conditions and is compliant with various safety standards. It features short-circuit protection, over-current protection, over-temperature protection and even surge protection.

Conclusion

The HVG-65-54A LED driver is an essential component for LED lighting applications, offering improved efficiency, long lifespan, and a wide range of features. Its ability to be used in low-voltage applications and provide flicker-free dimming makes it popular among LED users today, and its design is compliant with a number of safety standards for added peace of mind. With the increased demand for LED lighting, this driver is sure to remain relevant for some time.

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