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Name: ST1S14PHR
Brand: STMicroelectronics
SKU: ST1S14PHR
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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STMicroelectronics ST1S14PHR

Part No.:: ST1S14PHR

Manufacturer:: STMicroelectronics

Package:: 8-SOIC (0.154, 3.90mm Width) Exposed Pad

Datasheet:: ST1S14PHR.pdf

Description:: IC REG BUCK ADJUSTABLE 3A 8HSOP

In Stock:: 31634

Quantity:: Add To Cart

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ST1S14PHR Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
Function:
Step-Down
OutputConfiguration:
Positive
Topology:
Buck
OutputType:
Adjustable
NumberofOutputs:
1
Voltage-Input(Min):
5.5V
Voltage-Input(Max):
48V
Voltage-Output(Min/Fixed):
1.22V
Voltage-Output(Max):
43.2V
Current-Output:
3A
Frequency-Switching:
850kHz
SynchronousRectifier:
No
OperatingTemperature:
-40°C ~ 125°C (TJ)
MountingType:
Surface Mount

ST1S14PHR this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ST1S14PHR price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for ST1S14PHR to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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ST1S14PHR information

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ST1S14PHR Typical application Circuitry Schematics

The ST1S14PHR is a part of STMicroelectronics' ST1S14 family, which includes step-down DC-DC regulators. These synchronous switching regulators are designed to generate lower output voltages from higher input voltages, making them essential components in power management applications, especially where energy efficiency is crucial. General Circuit Configuration:

1. Power Input and Output: - VIN: This is the input voltage pin. Ensure your input voltage is within the specified range in the datasheet. - VOUT: This is where you'll draw the regulated output voltage.

2. Feedback Network: - FB (Feedback Pin): Typically connected to a resistive divider network from the output voltage to ground to set the output voltage. - R1 and R2 Resistive Divider: Choose these resistor values to set the desired output voltage as per the datasheet formula.

3. Output Capacitor (Cout): - This capacitor helps stabilize the output voltage. Adhere to datasheet recommendations for type and value to ensure stability and good transient response.

4. Input Capacitor (Cin): - Place a capacitor close to the VIN pin to decouple the input power source and stabilize the input voltage.

5. Inductor (L): - An inductor, connected to the switch pin (SW), plays a pivotal role in energy storage and release in the converter.

6. Compensation Network: - COMP Pin: A compensation network (often an RC or R-C-Z network) can be implemented to stabilize the control loop. Component values should be derived based on guidelines and formulas from the datasheet.

7. Soft Start (if applicable): - SS (Soft Start) Pin: An external capacitor to this pin may control the inrush current and manage the voltage ramp-up time during startup.

8. Enable/Shutdown: - EN: Utilize this pin to enable or disable the regulator, effectively controlling the operational and shutdown modes of the device.

Additional Design Considerations: - Thermal Management: - Ensure adequate heat dissipation through appropriate layout and, if necessary, additional thermal management strategies. - PCB Layout: - Ensure traces with high current (like input, output, and SW) are short and wide. Ensure critical passive components are placed close to relevant IC pins. - Manage feedback network traces to minimize interference from high-switching-current paths. - Protection Mechanisms: - Consider implementing over-voltage, under-voltage, or reverse-voltage protection as per the application's susceptibility to these issues. - Filtering: - If noise-sensitive applications are present, additional filtering might be warranted at the input and output. - Feedback Divider: - Make sure to calculate and implement the feedback resistive divider accurately for precise output voltage setting.

Note: Always reference the datasheet and application notes of the ST1S14PHR for detailed electrical characteristics, stability criteria, compensation network design, and other application-specific considerations to ensure an optimal and robust design. If there are specific application details or challenges you'd like advice on, please provide those for more tailored guidance!

ST1S14PHR FAQ

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We have a professional and experienced quality control team to strictly verify and test the ST1S14PHR. All suppliers must pass our qualification reviews before they can publish their products including ST1S14PHR on icwhale.com; we pay more attention to the channels and quality of ST1S14PHR products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the ST1S14PHR price and inventory displayed accurate?

The price and inventory of ST1S14PHR fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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5. How is the shipping arranged?

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Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of ST1S14PHR?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the ST1S14PHR we delivered, we will accept the replacement or return of the ST1S14PHR only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of ST1S14PHR.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations