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SC4211STRT

This regulator has a voltage output range of 0.5V to 3.3V and comes in an 8-pin SOIC package

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Overview of SC4211STRT

The SC4211STRT is a synchronous step-down regulator IC designed for high efficiency power management applications. It features a wide input voltage range and high switching frequency, making it suitable for various power supply designs.

Pinout

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

  • VIN: Input Voltage
  • SW: Switching Node
  • GND: Ground
  • EN: Enable Pin
  • PG: Power Good Indicator
  • FB: Feedback Pin
  • COMP: Compensation Pin
  • SS/TR: Soft-Start/Tracking Pin
  • PGND: Power Ground
  • VOUT: Output Voltage

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the SC4211STRT IC for a visual representation.

Key Features

  • High Efficiency: The SC4211STRT offers high efficiency operation, reducing power dissipation and heat generation.
  • Wide Input Voltage Range: Operates with a wide input voltage range, providing flexibility in power supply designs.
  • Adjustable Output Voltage: Allows for adjustable output voltage programming to meet specific application requirements.
  • Soft-Start Function: Features a soft-start function to control the start-up of the regulator and prevent voltage overshoot.
  • Overcurrent Protection: Includes overcurrent protection to safeguard the IC and downstream components from excessive currents.
  • Compact Package: Housed in a compact package, the SC4211STRT is ideal for space-constrained applications.

Note: For detailed technical specifications, please refer to the SC4211STRT datasheet.

Application

  • Power Management: Ideal for power supply designs in various electronic devices and systems.
  • DC-DC Conversion: Suitable for synchronous step-down DC-DC conversion applications.
  • Embedded Systems: Used in embedded systems for efficient power regulation and voltage conversion.

Functionality

The SC4211STRT is a synchronous step-down regulator IC that efficiently converts input voltage to a lower output voltage for powering electronic components. It provides stable and regulated power for a wide range of applications.

Usage Guide

  • Input Connection: Connect VIN (Pin 1) to the input voltage source within the specified range.
  • Output Adjustment: Use FB (Pin 6) and COMP (Pin 7) pins for output voltage adjustment and stability.
  • Enable Control: Control the regulator using the EN (Pin 4) pin for on/off operation.

Frequently Asked Questions

Q: What is the efficiency of the SC4211STRT?
A: The SC4211STRT offers high efficiency levels, typically above 90%, ensuring minimal power wastage in operation.

Q: Is the output voltage of the SC4211STRT adjustable?
A: Yes, the SC4211STRT provides flexibility with adjustable output voltage programming to suit specific application requirements.

Equivalent

For similar functionalities, consider these alternatives to the SC4211STRT:

  • LM2675: A synchronous step-down regulator with comparable features and performance.
  • LT1763: This IC offers similar functionality and efficiency in power management applications.

Specifications

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

Product Category LDO Voltage Regulators RoHS Details
Mounting Style SMD/SMT Package / Case SOIC-8
Output Voltage Adjustable Output Current 1 A
Number of Outputs 1 Output Input Voltage, Min 1.4 V
Input Voltage, Max 6 V Output Type Adjustable
Minimum Operating Temperature - 40 C Maximum Operating Temperature + 85 C
Series SC42 Brand Semtech
Development Kit SC4211EVB Dropout Voltage - Max 500 mV
Line Regulation 0.2 %/V Load Regulation 0.5 %/V
Operating Supply Current 10 uA Product LDO Voltage Regulators
Product Type LDO Voltage Regulators Reference Voltage 500 mV
Factory Pack Quantity 2500 Subcategory PMIC - Power Management ICs
Tolerance 3 % Type Very Low Dropout Regulator

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