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ST1S40IPUR

High frequency operation up to 850KHz

Quantity Unit Price(USD) Ext. Price
1 $2.430 $2.43
10 $2.325 $23.25
30 $2.262 $67.86
100 $2.198 $219.80
500 $2.075 $1,037.50
1000 $2.063 $2,063.00

Inventory:6,009

*The price is for reference only.
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Overview of ST1S40IPUR

The ST1S40IPUR is a high-efficiency step-down DC-DC converter IC optimized for battery-powered applications.It provides a compact and reliable solution for converting higher input voltages to lower output voltages,ideal for portable electronic devices.

Pinout

(Note:The pin configuration below is a general representation.Refer to the specific datasheet for precise details.)

  • VIN:Input Voltage
  • VOUT:Output Voltage

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the ST1S40IPUR IC for a visual representation.

Key Features

  • High Efficiency: The ST1S40IPUR offers high efficiency conversion, reducing power loss and extending battery life in portable devices.
  • Wide Input Voltage Range: This IC can accept input voltages ranging from 2.5V to 18V, accommodating various power sources.
  • Adjustable Output Voltage: The output voltage of the ST1S40IPUR can be adjusted via external resistors, providing flexibility in voltage regulation.
  • Low Ripple & Noise: With its integrated switching regulator design, this IC delivers low output ripple and noise for clean power supply.
  • Overcurrent Protection: The ST1S40IPUR features overcurrent protection circuitry to safeguard the device and connected components.

Note: For detailed technical specifications, please refer to the ST1S40IPUR datasheet.

Application

  • Battery-Powered Devices: Ideal for powering battery-operated electronics such as mobile devices, wearables, and IoT devices.
  • Portable Instruments: Suitable for use in portable instruments requiring efficient power conversion and voltage regulation.
  • Embedded Systems: The ST1S40IPUR can be utilized in embedded systems and microcontroller applications for reliable power supply.

Functionality

The ST1S40IPUR is a step-down DC-DC converter that efficiently converts higher input voltages to lower output voltages for various battery-powered applications. It ensures stable and regulated power delivery for electronic devices.

Usage Guide

  • Input Voltage: Connect the VIN pin to the input voltage source within the specified range.
  • Output Voltage: Adjust the output voltage using external resistors connected to the FB pin for the desired voltage level.
  • Ground Connections: Connect the PGND pin to the power ground and ensure proper grounding for stable operation.

Frequently Asked Questions

Q: What is the efficiency of the ST1S40IPUR?
A: The ST1S40IPUR offers high conversion efficiency, typically above 90%, ensuring minimal power loss during operation.

Q: Can the ST1S40IPUR handle input voltage spikes?
A: Yes, the ST1S40IPUR is designed to handle input voltage spikes and includes protection features to guard against voltage fluctuations.

Equivalent

For similar functionalities, consider these alternatives to the ST1S40IPUR:

  • LM2576: A versatile step-down voltage regulator IC from Texas Instruments offering efficient power conversion and adjustable output voltage.
  • MP2307: This is a high-efficiency synchronous buck converter IC from MPS ideal for battery-powered applications and compact designs.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Input Voltage Min Volt 4.0 Input Voltage Max Volt 18.0
ECCN US EAR99 ECCN EU NEC
Packing Type Tape And Reel RoHs compliant Ecopack2
Grade Industrial Package Name DFN8 4x4

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Warranty, Returns, and Additional Information

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    Returns for refund: within 90 days

    Returns for Exchange: within 90 days

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ST1S40IPUR

High frequency operation up to 850KHz

Inventory:

6,009