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ST1S41PHR The STMicroelectronics ST1S41PHR is an adjustable DC-DC switching regulator designed for step-down applications. It offers a 4A current capability and operates at 850kHz.
Mfr Part #:

ST1S41PHR

Available from 6 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics ST1S41PHR is an adjustable DC-DC switching regulator designed for step-down applications. It offers a 4A current capability and operates at 850kHz.
✓ Total Stock: 124,913 pcs
$ Price Range: $1.08

ST1S41PHR Available from 6 distributors

✓ Authorised
✓ Non-Authorised
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

ST1S41PHR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Frequency
Function
Lead Spacing
Lead Style
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Type
SVHC Present
Supplier Device Package
Supplier Package
Synchronous Rectifier
Tape & Reel
Topology
Voltage
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ST1S41PHR Description

Short technical summary and product information.

The STMicroelectronics ST1S41PHR is a high-performance adjustable buck converter IC. It is designed for step-down voltage regulation applications, providing a stable output with a maximum current of 4A.

 

Key electrical specifications include an input voltage of 4V and an operating frequency of 850kHz. The device features an adjustable output configuration and a synchronous rectifier for improved efficiency.

 

This component is housed in an 8-HSOP package with an exposed pad, designed for surface mounting. The operating temperature range is -40°C to 150°C (TJ), making it suitable for various environmental conditions.

 

The ST1S41PHR is categorized under Voltage Regulators - DC DC Switching Regulators, part of the Power Management PMIC family.

ST1S41PHR Quick Information

Product Type: DC DC Switching Regulator
Canonical Name: STMicroelectronics ST1S41PHR Adjustable Buck Converter
Subcategory: DC DC Switching Regulator

ST1S41PHR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Yes

ST1S41PHR Estimated Pricing

Qty Low High
1+ $1.08 $1.08

Estimated market price range - modelled values for guidance only, not live distributor offers.

ST1S41PHR Features

  • Adjustable buck converter with 4A current.
  • Operates at 850kHz switching frequency.
  • Surface mount 8-HSOP exposed pad package.
  • Wide operating temperature range of -40°C to 150°C.
  • RoHS3 compliant status.

ST1S41PHR Applications

  • Power supply for industrial control systems.
  • Point-of-load regulation in distributed power architectures.
  • Step-down voltage regulation for embedded systems.
  • High-efficiency power conversion for 4A loads.
  • Used in equipment requiring wide temperature range operation.

ST1S41PHR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating temperature range of the ST1S41PHR?

-40°C to 150°C (junction temperature).

What is the package type of the ST1S41PHR?

8-SOIC (0.154", 3.90mm Width) Exposed Pad, also known as 8-HSOP, surface mount.

What is the output current capability?

4A.

What is the switching frequency?

850kHz.

What is the topology of this regulator?

Buck (step-down).

Does the ST1S41PHR have synchronous rectification?

Yes.

What is the output type?

Adjustable.

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