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LM36274YFFR
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LM36274YFFR

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - Low voltage, high efficiency step-down DC-DC converter - Designed for use in portable electronic devices - Provides regulated output voltage from a wide input voltage range - Offers high efficiency and low quiescent current

Package: YFFR (Flip Chip 12-Bump Micro SMD Package)

Essence: LM36274YFFR is a power management IC that efficiently converts a higher input voltage to a lower output voltage, making it suitable for use in various portable electronic devices.

Packaging/Quantity: The LM36274YFFR is available in a Flip Chip 12-Bump Micro SMD package. The quantity per package may vary depending on the supplier.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to VIN
  • Maximum Output Current: 1A
  • Efficiency: Up to 95%
  • Quiescent Current: 17µA (typical)
  • Switching Frequency: 2.25MHz (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM36274YFFR has the following pin configuration:

  1. EN (Enable)
  2. FB (Feedback)
  3. SW (Switch)
  4. GND (Ground)
  5. VIN (Input Voltage)
  6. VOUT (Output Voltage)

Functional Features

  • High efficiency step-down DC-DC conversion
  • Wide input voltage range allows compatibility with various power sources
  • Adjustable output voltage for flexibility in different applications
  • Low quiescent current enables longer battery life
  • Overcurrent protection and thermal shutdown for enhanced safety

Advantages and Disadvantages

Advantages: - High efficiency conversion - Wide input voltage range - Adjustable output voltage - Low quiescent current - Overcurrent protection and thermal shutdown

Disadvantages: - Limited maximum output current (1A)

Working Principles

The LM36274YFFR operates as a step-down DC-DC converter. It uses a switching regulator to efficiently convert a higher input voltage to a lower output voltage. The integrated circuit controls the switching of the internal MOSFET to regulate the output voltage. By adjusting the duty cycle of the switching signal, the desired output voltage can be achieved.

Detailed Application Field Plans

The LM36274YFFR is commonly used in portable electronic devices such as smartphones, tablets, portable media players, and wearable devices. It is suitable for applications that require efficient power management and regulation, especially when operating from a battery or other limited power sources.

Detailed and Complete Alternative Models

  • LM3670YMF/NOPB
  • TPS62840YFFT
  • MAX77650CETG+
  • LTC3525LEUF#PBF
  • NCP1529DMUTBG

These alternative models offer similar functionality and can be considered as alternatives to the LM36274YFFR based on specific application requirements.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi LM36274YFFR dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of LM36274YFFR in technical solutions:

  1. Q: What is LM36274YFFR? A: LM36274YFFR is a voltage regulator IC (integrated circuit) commonly used in technical solutions to regulate and control voltage levels.

  2. Q: What are the key features of LM36274YFFR? A: Some key features of LM36274YFFR include low dropout voltage, wide input voltage range, adjustable output voltage, thermal shutdown protection, and overcurrent protection.

  3. Q: How does LM36274YFFR help in technical solutions? A: LM36274YFFR helps in technical solutions by providing stable and regulated voltage levels, ensuring proper functioning of electronic components and systems.

  4. Q: What is the input voltage range supported by LM36274YFFR? A: LM36274YFFR supports an input voltage range from 2.5V to 5.5V.

  5. Q: Can LM36274YFFR be used for both step-up and step-down voltage regulation? A: No, LM36274YFFR is specifically designed for step-down voltage regulation only.

  6. Q: Is LM36274YFFR suitable for battery-powered applications? A: Yes, LM36274YFFR is suitable for battery-powered applications due to its low dropout voltage and low quiescent current.

  7. Q: Does LM36274YFFR have any built-in protection features? A: Yes, LM36274YFFR has built-in thermal shutdown and overcurrent protection features to safeguard against excessive heat and current.

  8. Q: Can LM36274YFFR handle high current loads? A: Yes, LM36274YFFR can handle high current loads up to a certain limit, typically mentioned in the datasheet.

  9. Q: Is LM36274YFFR suitable for automotive applications? A: Yes, LM36274YFFR is suitable for automotive applications as it can withstand the harsh operating conditions and voltage fluctuations in vehicles.

  10. Q: Are there any application notes or reference designs available for LM36274YFFR? A: Yes, the manufacturer of LM36274YFFR provides application notes and reference designs that can help in understanding its usage and implementation in various technical solutions.

Please note that the answers provided here are general and may vary depending on specific requirements and use cases. It is always recommended to refer to the LM36274YFFR datasheet and consult with technical experts for accurate information.