PDT003A0X3-SRDZ

Voltage - Output 3:	--
Control Features:	Enable, Active Low
Size / Dimension:	0.48" L x 0.48" W x 0.25" H (12.2mm x 12.2mm x 6.3mm)
Package / Case:	Module
Mounting Type:	Surface Mount
Efficiency:	94%
Operating Temperature:	-40°C ~ 85°C
Features:	Remote On/Off, OCP, OTP, OVP, UVLO
Applications:	ITE (Commercial)
Current - Output (Max):	3A
Series:	PicoDLynx™
Voltage - Output 2:	--
Voltage - Output 1:	0.45 ~ 5.5 V
Voltage - Input (Max):	14.4V
Voltage - Input (Min):	3V
Number of Outputs:	1
Type:	Non-Isolated PoL Module, Digital
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to DC DC Converters

DC-DC converters are electrical circuits that transform a certain voltage or current of a direct current (DC) into a different voltage or current. They’re a subset of power electronics devices called switch-mode power supplies, which use electronic switching techniques to efficiently transfer energy from one circuit to another with very little waste. DC-DC converters provide power conversion between two DC sources, such as a battery and grid electrical systems. They also step up or step down the voltage for different types of load requirements.

Application Field and Working Principle of PDT003A0X3-SRDZ

The PDT003A0X3-SRDZ DC-DC converter is a high performance, wide input voltage and isolated buck one with multiple output configurations. It is designed for telecommunications, industrial and data communication applications. It’s optimized for high density, low temperature, low cost TQFN package. The PDT003A0X3-SRDZ converts a wide input voltage range of 3V DC to 24V DC into a regulated output voltage of up to 16V. It utilizes a synchronous rectified buck topology with a high-efficiency integrated MOSFETs for low output ripple. The converter provides up to 2A of output current and is capable of up to 94% of efficiency. The PDT003A0x3-SRDZ features an input voltage transient protection and provides 65mV maximum output voltage ripple. The converter operates in basic Buck mode, Boost mode along with other active-clamp and power-sharing working modes. The operating frequency is internally set at 300KHz with an adjustable pulse-width modulation (PWM). It is also protected from thermal overload and short-circuit conditions. The PDT003A0X3-SRDZ utilizes two separate galvanically isolated loops, one for input and one for the output, for galvanic isolation. An external transformer is used to transfer the output power from the input side to the isolate output voltage. This creates a galvanic barrier between the input and the output.

Conclusion

Whether it’s a base station, a communication router, an industrial equipment, or a data communication system, the PDT003A0X3-SRDZ DC-DC converter is the right choice for a compact and reliable power solution. With its wide input voltage range, accurate regulation, high efficiency, and robust features, it is well suited for demanding applications.

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