ST1S14PHR

Voltage - Output (Min/Fixed):	1.22V
Base Part Number:	ST1S14
Supplier Device Package:	8-HSOP
Package / Case:	8-SOIC (0.154", 3.90mm Width) Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Synchronous Rectifier:	No
Frequency - Switching:	850kHz
Current - Output:	3A
Voltage - Output (Max):	43.2V
Series:	--
Voltage - Input (Max):	48V
Voltage - Input (Min):	5.5V
Number of Outputs:	1
Output Type:	Adjustable
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Part Status:	Active
Packaging:	Tape & Reel (TR)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

DC DC Switching Regulators: ST1S14PHR Application Field and Working Principle

DC-DC switching regulators are electronic circuits that enable a higher-voltage DC power source to be stepped down to a lower-voltage DC power rail. The ST1S14PHR is an advanced, low-dropout switch-mode adjustable regulator designed for multiple voltage applications. It is designed to control DC output from a wide input range including 12V and 24V, and is ideal for controlling battery-powered equipment. Additionally, the ST1S14PHR features a wide range of features which make it suitable for a variety of applications, including automotive, computer and industrial applications.The ST1S14PHR switching regulator offers high-performance voltage regulation, with a power-on reset, wide output voltage range and adjustable load line parameters. The device has excellent load and line regulation, with a fast transient response. With advanced protection features, the ST1S14PHR is designed to protect battery and reduce component count.The ST1S14PHR is based on a two-stage architecture which allows it to accurately regulate the output voltage and current. The first stage of the ST1S14PHR is an error amplifier which compares the actual output voltage with an internally set reference voltage. The difference, or error signal, is then used to control a switching element which implements a buck converter topology.The buck converter topology is an efficient, step-down process for generating a lower-voltage dc output from a higher-voltage input source. The switching element controled by the error amplifier is used to connect and disconnect the input voltage source to the output voltage rail, thereby controlling the amount of output voltage delivered to the load and regulating the output voltage.The ST1S14PHR implements a synchronous rectification process at the output in order to further increase efficiency while keeping the output voltage technically constant. This is achieved by using a high-performance switch element, which conducts current in both directions and is able to actively discharge the output capacitor when there is no load present.The ST1S14PHR also implements other features such as thermal and current limiting, over voltage protection, and reverse current protection. The thermal and current limiting feature helps to ensure that the device does not reach dangerous temperatures or current levels which could potentially cause damage or reduce the lifespan of the device. The over voltage protection helps to prevent the output voltage from exceeding a predetermined threshold. The reverse current protection helps to prevent current from flowing back into the input voltage source, which can result in excess power dissipation and even possible damage to other components.The ST1S14PHR is a versatile and reliable device, with a wide range of protection features and adjustable parameters. Its two-stage architecture makes it an ideal choice for applications where wide input ranges and efficient, reliable voltage regulation are required. Additionally, the ST1S14PHR\'s advanced protection features ensure that your system is well protected in any situation.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description