NCP1522BSNT1G Integrated Circuits (ICs)

Voltage - Output (Min/Fixed):	0.9V
Base Part Number:	NCP1522
Supplier Device Package:	5-TSOP
Package / Case:	SOT-23-5 Thin, TSOT-23-5
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Synchronous Rectifier:	Yes
Frequency - Switching:	3MHz
Current - Output:	600mA
Voltage - Output (Max):	3.3V
Series:	--
Voltage - Input (Max):	5.5V
Voltage - Input (Min):	2.7V
Number of Outputs:	1
Output Type:	Adjustable
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

NCP1522BSNT1G is a DC DC switching regulator designed by ON Semiconductor. This integrated switching regulator has a wide range of applications and provides many advantages over linear regulators due to their switching efficiency and smaller size. The primary benefit of a switching regulator is its significantly higher efficiency, which is important when dealing with high power applications. Moreover, this particular part features many features such as over current protection, adjustable soft start, enable control and many others.

Application

The NCP1522BSNT1G switching regulator is designed for use in a wide variety of applications, including consumer electronics, automotive, industrial and audio applications. This device is designed for use with a power range between +3.3V and +50V, making it suitable for use with a wide range of input voltages. This regulator can provide up to 10 watts output power, making it suitable for medium-power applications. It also provides thermal protection in order to prevent the device from overheating.

Working Principle

The NCP1522BSNT1G switching regulator utilizes the principle of pulse-width modulation (PWM) to provide a precise and stable output voltage. In order to achieve this, the device takes pulse signals of varying widths and converts them into a stable output voltage. The pulse width of the signal is controlled by an internal oscillator, which can be adjusted to achieve the desired output voltage. The device also features a soft-start function, which allows it to easily start up under varying input and output conditions.

Conclusion

The NCP1522BSNT1G switching regulator is a highly efficient and robust DC/DC switching regulator designed by ON Semiconductor. It has a wide power range from +3.3V to +50V, and can provide up to 10 watts output power, making it suitable for medium-power applications. This regulator utilizes the principle of pulse-width modulation in order to provide a stable output voltage. It also features many integrated features such as over current protection, adjustable soft start, enable control and thermal protection.

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