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LTC3614MPUDD
Product Overview
Category: Power Management ICs
Use: Voltage Regulator
Characteristics: High Efficiency, Low Quiescent Current
Package: 12-Lead DFN (3mm x 4mm)
Essence: Step-Down DC/DC Converter
Packaging/Quantity: Tube / 75 pieces per tube
Specifications
- Input Voltage Range: 2.25V to 5.5V
- Output Voltage Range: 0.6V to VIN
- Maximum Output Current: 600mA
- Switching Frequency: 1MHz
- Efficiency: Up to 95%
- Quiescent Current: 20µA
- Operating Temperature Range: -40°C to 125°C
Pin Configuration
The LTC3614MPUDD features a 12-Lead DFN package with the following pin configuration:
- SW: Switch Node Connection
- GND: Ground
- FB: Feedback Voltage Input
- VCC: Supply Voltage Input
- EN: Enable Pin
- SS: Soft-Start Pin
- PG: Power Good Indicator
- AGND: Analog Ground
- LX: Inductor Connection
- BST: Bootstrap Capacitor Connection
- VIN: Input Voltage
- VOUT: Output Voltage
Functional Features
- Wide input voltage range allows for versatile applications
- High efficiency conversion minimizes power loss
- Low quiescent current enables energy-saving operation
- Adjustable output voltage provides flexibility
- Power good indicator ensures reliable operation
- Soft-start feature prevents inrush current
Advantages and Disadvantages
Advantages: - High efficiency results in reduced power consumption - Wide input voltage range accommodates various power sources - Low quiescent current prolongs battery life - Adjustable output voltage suits different applications - Power good indicator enhances system reliability
Disadvantages: - Maximum output current limited to 600mA - Requires external components for operation
Working Principles
The LTC3614MPUDD is a step-down DC/DC converter that efficiently converts a higher input voltage to a lower output voltage. It utilizes a switching regulator topology to achieve high efficiency and low power dissipation. The device operates by rapidly switching an internal power MOSFET on and off, controlling the energy transfer from the input to the output.
Detailed Application Field Plans
The LTC3614MPUDD is suitable for various applications, including but not limited to: - Portable electronic devices - Battery-powered systems - Industrial equipment - Automotive electronics - Distributed power systems
Detailed and Complete Alternative Models
- LTC3614EUDD: 12-Lead DFN (3mm x 4mm) package, same specifications as LTC3614MPUDD.
- LTC3614IUDD: 16-Lead QFN (4mm x 4mm) package, same specifications as LTC3614MPUDD.
- LTC3614MPMSE: MSOP-16E package, same specifications as LTC3614MPUDD.
These alternative models offer similar functionality and performance, providing options for different package preferences or design requirements.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de LTC3614MPUDD en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of LTC3614MPUDD in technical solutions:
Q: What is LTC3614MPUDD? A: LTC3614MPUDD is a high-efficiency, synchronous buck regulator IC designed for use in various power management applications.
Q: What is the input voltage range of LTC3614MPUDD? A: The input voltage range of LTC3614MPUDD is typically between 2.25V and 5.5V.
Q: What is the output voltage range of LTC3614MPUDD? A: The output voltage range of LTC3614MPUDD can be programmed from 0.6V to 5V.
Q: What is the maximum output current of LTC3614MPUDD? A: The maximum output current of LTC3614MPUDD is typically 4A.
Q: Is LTC3614MPUDD suitable for battery-powered applications? A: Yes, LTC3614MPUDD is suitable for battery-powered applications as it has a low quiescent current and supports low dropout operation.
Q: Does LTC3614MPUDD have built-in protection features? A: Yes, LTC3614MPUDD includes various protection features such as overvoltage protection, overcurrent protection, and thermal shutdown.
Q: Can LTC3614MPUDD operate in a wide temperature range? A: Yes, LTC3614MPUDD is designed to operate in a temperature range of -40°C to 125°C.
Q: What type of package does LTC3614MPUDD come in? A: LTC3614MPUDD is available in a 16-lead QFN package.
Q: Can LTC3614MPUDD be used in automotive applications? A: Yes, LTC3614MPUDD is suitable for automotive applications as it meets the necessary automotive standards.
Q: Are there any evaluation boards or reference designs available for LTC3614MPUDD? A: Yes, Linear Technology (now part of Analog Devices) provides evaluation boards and reference designs to help users get started with LTC3614MPUDD in their applications.
Please note that the answers provided here are general and may vary depending on specific application requirements and datasheet specifications.