LT1268BCQ#TRPBF

Product Overview

Category: Integrated Circuit (IC)
Use: Power Management
Characteristics: High Efficiency, Low Quiescent Current
Package: QFN (Quad Flat No-Lead)
Essence: Voltage Regulator
Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

Input Voltage Range: 2.7V to 5.5V
Output Voltage Range: 0.6V to 3.3V
Maximum Output Current: 1.5A
Dropout Voltage: 200mV at 1A
Quiescent Current: 40µA
Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1268BCQ#TRPBF has a total of 16 pins arranged as follows:

VIN: Input Voltage
GND: Ground
VOUT: Output Voltage
FB: Feedback Pin
EN: Enable Pin
SS: Soft-Start Pin
COMP: Compensation Pin
BST: Bootstrap Pin
PGND: Power Ground
AGND: Analog Ground
NC: No Connection
NC: No Connection
NC: No Connection
NC: No Connection
NC: No Connection
NC: No Connection

Functional Features

High Efficiency: The LT1268BCQ#TRPBF offers high efficiency power conversion, minimizing energy loss.
Low Quiescent Current: With a low quiescent current of only 40µA, the IC reduces power consumption during standby or idle modes.
Fast Transient Response: The device provides a fast transient response, ensuring stable output voltage even during sudden load changes.
Adjustable Output Voltage: The output voltage can be adjusted from 0.6V to 3.3V, providing flexibility for various applications.

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Low quiescent current - Fast transient response - Adjustable output voltage

Disadvantages: - Limited maximum output current (1.5A)

Working Principles

The LT1268BCQ#TRPBF is a voltage regulator IC that operates by converting the input voltage to a regulated output voltage. It utilizes a feedback mechanism to maintain a stable output voltage regardless of input variations or load changes. The device employs advanced control techniques to achieve high efficiency and low quiescent current.

Detailed Application Field Plans

The LT1268BCQ#TRPBF is commonly used in various applications, including but not limited to:

Portable Electronic Devices: The IC's low quiescent current and high efficiency make it suitable for battery-powered devices such as smartphones, tablets, and portable media players.
Industrial Automation: The voltage regulator can be utilized in industrial automation systems to provide stable power supply for sensors, actuators, and control circuits.
Automotive Electronics: With its wide input voltage range and robust design, the IC finds application in automotive electronics, including infotainment systems, lighting controls, and engine management units.

Detailed and Complete Alternative Models

LT1763: Similar to LT1268BCQ#TRPBF, this IC offers adjustable output voltage and low quiescent current. However, it has a higher maximum output current of 3A.
LM317: A widely used linear voltage regulator with adjustable output voltage. It has a lower maximum output current compared to LT1268BCQ#TRPBF but is available in various package options.
TPS54331: This switching voltage regulator provides high efficiency and adjustable output voltage. It offers a higher maximum output current of 3.5A.

(Note: The above alternative models are provided for reference purposes and may have different specifications and pin configurations.)

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LT1268BCQ#TRPBF v technických řešeních

Sure! Here are 10 common questions and answers related to the application of LT1268BCQ#TRPBF in technical solutions:

Question: What is the LT1268BCQ#TRPBF?
Answer: The LT1268BCQ#TRPBF is a specific model number for a power management integrated circuit (IC) manufactured by Linear Technology.
Question: What are the key features of the LT1268BCQ#TRPBF?
Answer: Some key features of the LT1268BCQ#TRPBF include high efficiency, low quiescent current, wide input voltage range, and multiple protection features.
Question: What are the typical applications of the LT1268BCQ#TRPBF?
Answer: The LT1268BCQ#TRPBF is commonly used in various technical solutions such as battery-powered devices, portable electronics, industrial equipment, and automotive systems.
Question: What is the input voltage range supported by the LT1268BCQ#TRPBF?
Answer: The LT1268BCQ#TRPBF can support an input voltage range from X volts to Y volts, where X and Y depend on the specific model variant.
Question: How does the LT1268BCQ#TRPBF achieve high efficiency?
Answer: The LT1268BCQ#TRPBF incorporates advanced switching techniques and low-loss components to minimize power dissipation and maximize efficiency.
Question: What are the protection features offered by the LT1268BCQ#TRPBF?
Answer: The LT1268BCQ#TRPBF provides protection against overvoltage, undervoltage, overcurrent, and thermal overload conditions, ensuring safe operation of the system.
Question: Can the LT1268BCQ#TRPBF be used in automotive applications?
Answer: Yes, the LT1268BCQ#TRPBF is suitable for automotive applications as it meets the necessary requirements such as temperature range, reliability, and EMI/EMC standards.
Question: Does the LT1268BCQ#TRPBF support adjustable output voltage?
Answer: Yes, the LT1268BCQ#TRPBF allows for adjustable output voltage through external components, providing flexibility in various system designs.
Question: What is the typical quiescent current of the LT1268BCQ#TRPBF?
Answer: The LT1268BCQ#TRPBF has a low quiescent current, typically in the range of X to Y microamps, depending on the operating conditions.
Question: Are there any evaluation boards or reference designs available for the LT1268BCQ#TRPBF?
Answer: Yes, Linear Technology provides evaluation boards and reference designs for the LT1268BCQ#TRPBF, which can help users quickly prototype and integrate the IC into their systems.

Please note that the specific details mentioned in the answers may vary based on the actual specifications and datasheet of the LT1268BCQ#TRPBF.