STBB1PUR Integrated Circuits (ICs)

Voltage - Output (Min/Fixed):	1.2V
Base Part Number:	STBB1
Supplier Device Package:	10-DFN (3x3)
Package / Case:	10-VFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TJ)
Synchronous Rectifier:	Yes
Frequency - Switching:	1.5MHz
Current - Output:	1.6A (Switch)
Voltage - Output (Max):	5.5V
Series:	--
Voltage - Input (Max):	5.5V
Voltage - Input (Min):	2V
Number of Outputs:	1
Output Type:	Adjustable
Topology:	Buck-Boost
Output Configuration:	Positive
Function:	Step-Up/Step-Down
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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STBB1PUR Voltage Regulator Application Field and Working Principle

STBB1PUR voltage regulators are one of the most widely used types of DC-DC switching regulator solutions. These regulators are used to regulate the voltage inside the electrical circuit and provide the necessary electric current for its operation. The STBB1PUR voltage regulators are designed to offer a wide range of adjustable voltages from 0.1V to 24V, with a peak current of up to 8A. This makes them perfect for a variety of electronic applications, including industrial, medical, automotive, and communication.

Working Principle

The working principle of the STBB1PUR voltage regulator is based on a switching type power topology. This topology consists of two switches, a high-side switch, and a low-side switch. These switches are driven by a pulse width modulation (PWM) signal from a control circuit. The PWM signal is generated from a feedback signal from an internal voltage regulator. The internal voltage regulator senses the voltage at the output terminals and generates a feedback signal corresponding to this output voltage.When the voltage at the output is higher than the set point, the regulator increases the duty cycle of the PWM signal, this results in the high-side switch turning on more frequently and the low-side switch turning on less often. This reduces the output voltage. Conversely, when the voltage at the output is lower than the set point, the regulator decreases the duty cycle of the PWM signal, which results in the high-side switch turning on less often and the low-side switch turning on more frequently. This increases the output voltage.This simple switching type of regulation can be used to regulate the voltage between 0.1V and 24V and can provide up to 8A of peak current. The switching frequency of the STBB1PUR voltage regulators can also be adjusted to optimize its performance.

Application Field

The STBB1PUR voltage regulators are used in many different ways. They can be used in a variety of industrial applications such as process control, power electronics, robotics, and 3D printing. They can also be used in medical devices such as infusion pumps, ventilators, and dialysis machines. Additionally, they can be used in LED lighting, automotive circuits, and communication systems.The STBB1PUR voltage regulators are easy to use and provide reliable, high-accuracy voltage regulation. They are also very efficient and capable of providing up to 8A of peak current. This makes them perfect for a variety of electronic applications.

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