PLDA60-D1250-277PEAR

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LED Drivers are a common form of electrical power supply. The PLDA60-D1250-277PEAR is a precision, constant-voltage, LED driver with a 90V-277V A.C. input input voltage range. It offers a wide range of functions to meet the needs of today\'s lighting equipment or Intelligent Buildings. The following describes the application field and working principle of the PLDA60-D1250-277PEAR.

Application Field

The PLDA60-D1250-277PEAR is designed for power LED lighting requiring a constant output current. It features full-bridge rectification, 4kV isolation voltage, and open-circuit/short circuit protection. It does not require a minimum load and provides very accurate output current control and high energy efficiency. It is widely used in applications like emergency lighting, display lighting, outdoor/indoor lighting, and LED drivers for intelligent buildings. The wide input voltage range of the PLDA60-D1250-277PEAR makes it suitable for a wide variety of applications.

Working Principle

The PLDA60-D1250-277PEAR utilizes a switching power supply to convert the input voltage to a constant output current. When the LED lighting is operating, the output current is determined mainly by the LED itself. The device continuously monitors the voltage drop across the LED and automatically adjusts the output current to meet the required current. When the current falls below a certain level, the device will enter standby mode and shut off its output.

When the LED is not used, the LED driver will go in standby mode and reduce the power consumption in order to increase the efficiency. The device can also monitor the input current and will light up the LED when the current is within the safe range. The output current is automatically adjusted according to the input voltage so that the LED receives the required current.

Additionally, the device features over-voltage, over-current and short-circuit protection. The device can detect any abnormal current or voltage and will automatically disconnect the circuit, preventing any damage to the LED lighting. The device also features a reset output which will activate when the device is in standby mode and also when an alarm is generated.

In conclusion, the PLDA60-D1250-277PEAR is a precision, constant-voltage, LED driver with a 90V-277V A.C. input voltage range. It offers a wide range of functions to meet the needs of today\'s lighting equipment or Intelligent Buildings and is suitable for a wide variety of applications. Its over-voltage, over-current and short-circuit protection, as well as its reset output, ensure that the device will never cause any damage to the LED lighting.

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