Voltage - Isolation:	3kV
Weight:	0.485 lb (219.99g)
Approvals:	cURus
Mounting Type:	Chassis Mount
Size / Dimension:	3.15" L x 2.44" W x 1.00" H (80.0mm x 62.0mm x 25.4mm)
Termination Style:	Wire Leads
Efficiency:	84%
Operating Temperature:	-40°C ~ 90°C
Ratings:	IP67
Features:	OCP, OTP, OVP, SCP
Dimming:	--
Series:	PDA
Power (Watts):	25W
Current - Output (Max):	450mA
Voltage - Output:	19 ~ 56 V
Voltage - Input (Max):	305VAC
Voltage - Input (Min):	90VAC
Number of Outputs:	1
Topology:	AC DC Converter
Type:	Constant Current
Part Status:	Active

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LED Drivers

PDA025B-450B is a high-performance power conversion module that is designed to drive and control light-emitting diode (LED) strings. It is an advanced current-control LED driver which offers a wide range of features and capabilities. The PDA025B-450B can drive up to 45 W of output power, making it perfect for applications that require a stable lighting solution.

Application Field

The PDA025B-450B LED drivers are ideal for a wide range of applications. It can be used in residential LED lighting applications such as bathroom, kitchen, office and living room lighting. It is also suitable for streetlights, commercial lighting, landscape and architectural lighting, and dimmable LED displays and signs.

Working Principle

The PDA025B-450B works by regulating the current through the LED strings. When the power is supplied to the module, it will enter into a constant-current regulation (CCR) mode. This mode will maintain the constant current output throughout the full output range. The PDA025B-450B has adjustable output ranges that are capable of achieving between 0.3A to 1.2A of current output.The PDA025B-450B has a variety of features, such as adjustable dimming curves, direct dimming input, and an adjustable constant-current level. With these features, the module can easily meet the requirements of various types of dimmable LED applications.The PDA025B-450B is equipped with an on-board microcontroller that provides multiple system diagnostics and protection features. This allows the module to detect or prevent over-temperature, overcurrent, memory malfunctions, and short circuits. The module also has built-in open LED, over-temperature, over-current protection and short circuit protection which helps to reduce system failure risks.

Conclusion

The PDA025B-450B is an advanced LED driver module that provides a highly efficient, stable and reliable LED lighting solution. It is a perfect choice for a wide range of applications, from residential to commercial lighting applications. With its adjustable dimming curves and direct dimming input capabilities, the PDA025B-450B is a great choice for dimmable LED displays and signs. Additionally, its on-board features such as system diagnostics, memory malfunctions, short circuit and open LED protection provide increased system protection to reduce system failure risks.

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