SDURF1540CTR

Product Overview

Category: Integrated Circuit
Use: Power Management
Characteristics: High efficiency, compact design
Package: Surface Mount
Essence: Regulates power supply
Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

Input Voltage: 4.5V to 28V
Output Voltage: 0.8V to 5.5V
Output Current: 4A
Switching Frequency: 500kHz

Detailed Pin Configuration

VIN (Input Voltage)
GND (Ground)
SW (Switching Node)
FB (Feedback)
EN (Enable)
SS (Soft Start)
PG (Power Good)
VOUT (Output Voltage)

Functional Features

Wide input voltage range
Adjustable output voltage
Overcurrent protection
Thermal shutdown protection
Power good indicator

Advantages and Disadvantages

Advantages: - High efficiency - Small form factor - Comprehensive protection features

Disadvantages: - Limited output current compared to some alternatives - Higher cost compared to non-integrated solutions

Working Principles

The SDURF1540CTR is a step-down DC-DC converter that regulates the output voltage by adjusting the duty cycle of the internal switch. It uses a pulse-width modulation (PWM) control scheme to achieve high efficiency and accurate output voltage regulation.

Detailed Application Field Plans

The SDURF1540CTR is suitable for various applications including: - Portable electronic devices - Networking equipment - Industrial automation systems - Automotive electronics

Detailed and Complete Alternative Models

SDURF1530CTR - 3A output current
SDURF1550CTR - 5A output current
SDURF1520CTR - 2A output current

In conclusion, the SDURF1540CTR is a versatile and efficient power management IC suitable for a wide range of applications. Its compact design and comprehensive features make it an ideal choice for modern electronic systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SDURF1540CTR v technických řešeních

What is SDURF1540CTR?
- SDURF1540CTR is a Schottky barrier rectifier diode designed for high frequency and fast switching applications.
What are the key features of SDURF1540CTR?
- The key features include low forward voltage drop, high current capability, and high surge capacity.
What are the typical applications of SDURF1540CTR?
- Typical applications include freewheeling, polarity protection, and high frequency DC-DC converters.
What is the maximum forward voltage of SDURF1540CTR?
- The maximum forward voltage is typically around 0.55V at a forward current of 15A.
What is the reverse recovery time of SDURF1540CTR?
- The reverse recovery time is typically around 20ns.
What is the maximum average forward current of SDURF1540CTR?
- The maximum average forward current is 15A.
What is the maximum repetitive peak reverse voltage of SDURF1540CTR?
- The maximum repetitive peak reverse voltage is 40V.
Does SDURF1540CTR require a heat sink in high power applications?
- Yes, in high power applications, it is recommended to use a heat sink to dissipate heat effectively.
Can SDURF1540CTR be used in automotive electronics?
- Yes, it can be used in automotive electronics due to its high surge capacity and fast switching capabilities.
Is SDURF1540CTR RoHS compliant?
- Yes, SDURF1540CTR is RoHS compliant, making it suitable for environmentally conscious designs.