ZL2103ALAFT

Voltage - Output (Min/Fixed):	0.6V
Base Part Number:	ZL2103
Supplier Device Package:	36-QFN (6x6)
Package / Case:	36-VFQFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Synchronous Rectifier:	Yes
Frequency - Switching:	200kHz ~ 1MHz
Current - Output:	3A
Voltage - Output (Max):	5V
Series:	--
Voltage - Input (Max):	14V
Voltage - Input (Min):	4.5V
Number of Outputs:	1
Output Type:	Programmable
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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ZL2103ALAFT Application Field and Working Principle

ZL2103ALAFT is a new series of DC/DC switching regulators from ZL Semiconductors. The series is part of their larger family of energy-efficient and cost-effective switching regulators. The ZL2103ALAFT series is designed to provide superior voltage regulation and fast transient response for a wide range of applications, including but not limited to telecommunications, computer, medical and industrial instruments, and automotive applications.

Features

The ZL2103ALAFT DC/DC switching regulator series offers a wide array of features including wide input range, low power consumption, low quiescent current, fast transient response, and adjustable output voltage, as well as protection against short circuits and over voltage/over current condition. It has a wide operating temperature range (-40ºC to 105ºC) and it is RoHS compliant.

Application Fields

The ZL2103ALAFT is designed for a wide range of applications. It is suitable for use in a range of industrial, commercial, and automotive applications such as servers, cellular base stations, medical instruments, automated test equipment, product testing equipment, electric power meters, video surveillance systems, electric power systems, and automotive infotainment systems. It is also suitable for use in industrial and telecom applications where a high-efficiency, fast transient response, and high power density are crucial.

Working Principle

The ZL2103ALAFT DC/DC switching regulator functions by controlling the output voltage by regulating an internal oscillator that switches an external transistor on and off at a high frequency. A control signal is generated and modulated to keep the output voltage stable. The frequency of the switching of the external transistor is determined by the internal oscillator and is adjustable. The output voltage can be adjusted to provide the desired output voltage with respect to the input voltage. The output voltage can be adjusted with a control pin on the device.

Conclusion

The ZL2103ALAFT DC/DC switching regulator series is an efficient and cost-effective solution for a wide range of applications. It offers fast transient response, low power consumption and low quiescent current. The wide operating temperature range and protection against short circuits and over voltage/over current conditions make it ideal for industrial, medical, automobile, and telecom applications.

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