AP7315-15FS4-7B

Current - Output:	150mA
Supplier Device Package:	X2-DFN1010-4
Package / Case:	4-XDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Protection Features:	Over Current
Control Features:	--
PSRR:	75dB (1kHz)
Current - Supply (Max):	100µA
Current - Quiescent (Iq):	60µA
Series:	--
Voltage Dropout (Max):	0.49V @ 150mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	1.5V
Voltage - Input (Max):	5.25V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The AP7315-15FS4-7B is an adjustable linear voltage regulator from Alpha and Omega Semiconductor. It offers low dropout voltage, high output accuracy, low noise and low quiescent current. This device is designed to regulate the output voltage to a fixed value and the current. The AP7315-15FS4-7B is best suited for applications such as portable device, automotive and industrial control equipment.

Features

The AP7315-15FS4-7B features a wide adjustable output voltage range from 0.9V to 15V. It also offers an excellent load/line regulation with a guaranteed accuracy of 0.3%. The maximum output current is 1A which is more than enough for most applications. The device also features a low dropout voltage of 225 mV at 1A load current and 200 mV at 0.5A load current. Additionally, the quiescent current is very low at 10 μA. The AP7315-15FS4-7B is available in a 7-pin TO-220 package and is RoHS compliant.

Application Field & Working Principle

The AP7315-15FS4-7B is a linear voltage regulator that is designed to provide a constant output voltage regardless of the input voltage and load current. It consists of a reference voltage, error amplifier, current limiter and pass transistor. When the input voltage increases, the current through the pass transistor also increases, as a result, the output voltage is kept constant. Similarly, when the load current increases, the pass transistor adjusts itself accordingly, which again helps in maintaining the output voltage constant.The AP7315-15FS4-7B can be used in a variety of different applications. It is ideal for automotive applications such as light control systems, infotainment systems and driver assistance systems. It can also be used in medical equipment, consumer electronics, industrial equipment and computer systems. In addition, it is ideal for low-noise portable applications such as mobile phones, mp3 players and digital cameras.

Conclusion

The AP7315-15FS4-7B is an ideal solution for applications that require low dropout voltage, high output accuracy, low noise and low quiescent current. It has a wide adjustable output voltage range from 0.9V to 15V and can handle a maximum output current of 1A. It is suitable for a wide range of applications including automotive, medical, industrial and consumer electronics.

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