AP3581BMPTR-G1

Voltage - Supply (Vcc/Vdd):	4.5 V ~ 13.2 V
Supplier Device Package:	8-PSOP
Package / Case:	8-SOIC (0.154", 3.90mm Width) Exposed Pad
Operating Temperature:	-40°C ~ 85°C (TA)
Control Features:	Enable, Phase Control
Serial Interfaces:	--
Clock Sync:	No
Synchronous Rectifier:	Yes
Duty Cycle (Max):	80%
Frequency - Switching:	300kHz
Series:	--
Output Phases:	1
Number of Outputs:	1
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Output Type:	Transistor Driver
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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<p>AP3581BMPTR-G1 is a switching controller which belongs to the Voltage Regulators family of the Power Management Integrated Circuits (PMIC) product type. With the conversion of full step, half step, and microstep waveforms, it can be used to implement voltage regulation, current regulation, and power regulation, and is widely applied in various areas. </p><p>The AP3581BMPTR-G1 is equipped with an integrated MOSFET Driver, which consumes low power and can provide gate drive capabilities up to 7.5A. It also provides over current protection, under voltage protection and over temperature protection. The device is equipped with a low on-resistance adjustable output terminal and an adjustable soft start to ensure smooth start up and operation. </p><p>Moreover, the AP3581BMPTR-G1 features a step size of 200mV, which can be used for voltage or current regulation. It also features a temperature compensation feature, allowing for efficient output performance in environments with changing temperatures. Moreover, it is optimized for low power and low noise operation, making it suitable for a variety of low power applications.</p><p>As for its applications, the AP3581BMPTR-G1 is widely applied in fields such as consumer electronics, smart home solutions, automotive, telecommunications, networking, and industrial solutions. It can also be used to drive a stepper motor, with adjustable step frequency and output voltage up to 12V.</p><p>The working principle of the AP3581BMPTR-G1 realizes the control of power stage with closed loop current feedback. The voltage feedback comes from a voltage divider at the input stage and is used to determine the current supplied to the load. It also can optimize output noise and efficiency of the power stage by providing dynamic response to changing load requirements.</p><p>In summary, the AP3581BMPTR-G1 switching controller is equipped with high current driver, low on-resistance, adjustable output voltage and soft start features. It is widely used in various fields and provides current feedback control for efficient operation in environments with varying temperatures.</p>

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