LT3668IMSE#TRPBF

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency - Wide input voltage range - Adjustable output voltage - Low quiescent current - Overcurrent protection - Thermal shutdown protection

Package: MSOP-16E

Essence: The LT3668IMSE#TRPBF is a power management IC designed for various applications that require efficient power conversion.

Packaging/Quantity: The LT3668IMSE#TRPBF is available in tape and reel packaging, with 2500 units per reel.

Specifications

Input Voltage Range: 2.5V to 40V
Output Voltage Range: 1.24V to 37V
Quiescent Current: 50µA
Switching Frequency: 1MHz
Maximum Output Current: 3A
Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3668IMSE#TRPBF has the following pin configuration:

VIN: Input voltage pin
SW: Switching node connection
GND: Ground pin
FB: Feedback pin for output voltage regulation
SS/TR: Soft-start/tracking pin
SYNC: Synchronization pin
VOUT: Output voltage pin
PGND: Power ground pin
EN: Enable pin
BST: Bootstrap capacitor connection
RT: Timing resistor connection
CT: Timing capacitor connection
AGND: Analog ground pin
COMP: Compensation pin
SS: Soft-start capacitor connection
VCC: Supply voltage pin

Functional Features

Wide input voltage range allows for versatile applications
Adjustable output voltage provides flexibility
High efficiency ensures minimal power loss
Overcurrent protection safeguards against excessive current flow
Thermal shutdown protection prevents overheating

Advantages and Disadvantages

Advantages: - High efficiency leads to energy savings - Wide input voltage range accommodates various power sources - Adjustable output voltage suits different requirements - Overcurrent and thermal shutdown protection enhance reliability

Disadvantages: - Limited maximum output current of 3A may not be sufficient for high-power applications - MSOP-16E package may require additional thermal management for certain operating conditions

Working Principles

The LT3668IMSE#TRPBF operates as a step-down (buck) switching regulator. It converts a higher input voltage to a lower output voltage efficiently by controlling the duty cycle of the internal switch. The feedback mechanism ensures the output voltage is regulated within a specified range.

Detailed Application Field Plans

The LT3668IMSE#TRPBF can be used in various applications, including but not limited to: - Industrial automation systems - Automotive electronics - Portable devices - Power supplies - Battery-powered equipment

Detailed and Complete Alternative Models

LT3668EMSE#TRPBF: Similar to LT3668IMSE#TRPBF, but with extended temperature range (-40°C to 150°C).
LT3668HMSE#TRPBF: Higher maximum output current of 5A.
LT3668IMSE-5#TRPBF: Fixed output voltage of 5V.

These alternative models offer similar functionality with slight variations to cater to specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LT3668IMSE#TRPBF v technických řešeních

Sure! Here are 10 common questions and answers related to the application of LT3668IMSE#TRPBF in technical solutions:

Q: What is the LT3668IMSE#TRPBF? A: The LT3668IMSE#TRPBF is a high voltage, step-down switching regulator designed for use in various technical solutions.
Q: What is the input voltage range of the LT3668IMSE#TRPBF? A: The input voltage range of the LT3668IMSE#TRPBF is from 4V to 60V.
Q: What is the output voltage range of the LT3668IMSE#TRPBF? A: The output voltage range of the LT3668IMSE#TRPBF is from 0.8V to 24V.
Q: What is the maximum output current of the LT3668IMSE#TRPBF? A: The maximum output current of the LT3668IMSE#TRPBF is 4A.
Q: Can the LT3668IMSE#TRPBF operate in a wide temperature range? A: Yes, the LT3668IMSE#TRPBF can operate in a temperature range from -40°C to 125°C.
Q: Does the LT3668IMSE#TRPBF have built-in protection features? A: Yes, the LT3668IMSE#TRPBF includes features like overvoltage protection, overcurrent protection, and thermal shutdown.
Q: What type of package does the LT3668IMSE#TRPBF come in? A: The LT3668IMSE#TRPBF comes in a 16-lead MSOP package.
Q: Can the LT3668IMSE#TRPBF be used in battery-powered applications? A: Yes, the LT3668IMSE#TRPBF is suitable for battery-powered applications due to its wide input voltage range and high efficiency.
Q: Is the LT3668IMSE#TRPBF suitable for automotive applications? A: Yes, the LT3668IMSE#TRPBF is automotive qualified and can be used in automotive applications.
Q: Are there any evaluation boards available for the LT3668IMSE#TRPBF? A: Yes, Linear Technology (now part of Analog Devices) provides evaluation boards for the LT3668IMSE#TRPBF to facilitate testing and development.

Please note that these answers are general and may vary depending on specific application requirements.