TDL 2-0522

Current - Output (Max):	83mA, 83mA
Supplier Device Package:	--
Size / Dimension:	0.55" L x 0.55" W x 0.31" H (14.0mm x 14.0mm x 8.0mm)
Package / Case:	7-DIP Module, 5 Leads
Mounting Type:	Through Hole
Efficiency:	85%
Operating Temperature:	-40°C ~ 70°C
Features:	SCP
Applications:	ITE (Commercial)
Voltage - Isolation:	1.5kV
Power (Watts):	2W
Series:	TDL 2
Voltage - Output 4:	--
Voltage - Output 3:	--
Voltage - Output 2:	-12V
Voltage - Output 1:	12V
Voltage - Input (Max):	10V
Voltage - Input (Min):	4.5V
Number of Outputs:	2
Type:	Isolated Module
Part Status:	Active

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DC DC Convertors: TDL 2-0522 Application Field and Working Principle

DC-DC convertors are electronic power supplies that convert direct current (DC) from one voltage level to another, providing the necessary isolation between input and output. The TDL 2-0522 series of DC-DC converters is a range of high quality, energy efficient devices designed to meet the needs of a wide variety of applications, from LED lighting to mobile computing and portable medical equipment.The TDL 2-0522 series has a wide operating input range of 9-36VDC and a fixed output voltage of 3.3V, allowing for a wide choice of input sources and output devices. The device is capable of delivering its rated output current of 30A and features an additional output of 5V for powering control circuitry, allowing for simple and easy hardware integration.In terms of protection, the TDL 2-0522 series is equipped with comprehensive protection circuits, including overvoltage protection (OVP), undervoltage lockout (UVLO), overcurrent protection (OCP), current limiting, and over-temperature protection (OTP). These features ensure that the device is robust and reliable in a variety of applications.

Working Principle

The TDL 2-0522 operates on a switching topology, which makes it highly efficient in generating the desired output voltage from a wide range of input voltages. The device utilizes a buck converter, which rectifies the AC input voltage and converts it into a constant DC voltage. This DC voltage is then used as a reference voltage by the device’s internal switching control circuit.When the switch is in its open-state, the device’s output voltage remains at its ideal. When the switch transitions to its close-state, an inductor is connected to the device’s output, allowing the voltage to be boosted from the reference voltage to the desired output voltage. The device’s switching frequency is automatically adjusted according to the load current to achieve the optimal efficiency level.

Conclusion

The TDL 2-0522 is an ideal choice for applications requiring a regulated, high current output from a wide range of input voltages. Its comprehensive protection features ensure its reliability, while its buck converter topology and automated control algorithms guarantee high efficiency. This device is ideally suited for powering a wide range of computing and lighting applications, as well as mobile medical equipment.

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