LT1076HVCR#TRPBF

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - High voltage capability - Low dropout voltage - Adjustable output voltage - Current limiting and thermal shutdown protection

Package: TO-263-5 (D2PAK)

Essence: The LT1076HVCR#TRPBF is a high voltage, adjustable voltage regulator IC designed to provide a stable output voltage from a wide input voltage range.

Packaging/Quantity: The LT1076HVCR#TRPBF is available in tape and reel packaging with 250 units per reel.

Specifications

Input Voltage Range: 4.5V to 60V
Output Voltage Range: 1.25V to 57V
Dropout Voltage: 1.2V at 3A
Maximum Output Current: 3A
Quiescent Current: 10mA
Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1076HVCR#TRPBF has the following pin configuration:

VIN: Input Voltage
GND: Ground
ADJ: Output Voltage Adjustment
FB: Feedback Pin
VOUT: Output Voltage

Functional Features

Wide input voltage range allows for versatile applications
Adjustable output voltage provides flexibility
Current limiting protects against overcurrent conditions
Thermal shutdown protection prevents overheating

Advantages and Disadvantages

Advantages: - High voltage capability enables use in various applications - Low dropout voltage minimizes power dissipation - Adjustable output voltage suits different requirements - Current limiting and thermal shutdown protection enhance reliability

Disadvantages: - Limited maximum output current of 3A may not be sufficient for high-power applications - Quiescent current of 10mA may impact power efficiency in low-power systems

Working Principles

The LT1076HVCR#TRPBF operates as a linear voltage regulator. It uses a feedback mechanism to maintain a stable output voltage regardless of changes in the input voltage or load conditions. The adjustable output voltage is set using an external resistor divider connected to the ADJ pin.

When the input voltage exceeds the desired output voltage, the LT1076HVCR#TRPBF enters dropout mode, where it regulates the output voltage by reducing the difference between the input and output voltages. This helps minimize power dissipation and improve efficiency.

Detailed Application Field Plans

The LT1076HVCR#TRPBF finds applications in various fields, including:

Automotive: Voltage regulation in automotive electronics, such as infotainment systems and lighting controls.
Industrial: Power supply regulation in industrial equipment, motor drives, and control systems.
Telecommunications: Voltage regulation in telecom infrastructure, base stations, and network equipment.
Consumer Electronics: Power management in portable devices, battery chargers, and audio/video equipment.

Detailed and Complete Alternative Models

LM317: Adjustable voltage regulator with a maximum output current of 1.5A.
LT1084: Adjustable voltage regulator with a maximum output current of 5A.
LM7805: Fixed 5V voltage regulator with a maximum output current of 1A.
LT1763: Low dropout voltage regulator with adjustable output voltage and a maximum output current of 500mA.

These alternative models offer different specifications and features to suit specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LT1076HVCR#TRPBF v technických řešeních

Sure! Here are 10 common questions and answers related to the application of LT1076HVCR#TRPBF in technical solutions:

Q: What is the LT1076HVCR#TRPBF? A: The LT1076HVCR#TRPBF is a high voltage, step-down switching regulator IC manufactured by Linear Technology (now part of Analog Devices). It is commonly used for power supply applications.
Q: What is the input voltage range of the LT1076HVCR#TRPBF? A: The LT1076HVCR#TRPBF can accept input voltages ranging from 4.5V to 60V.
Q: What is the output voltage range of the LT1076HVCR#TRPBF? A: The LT1076HVCR#TRPBF can provide an adjustable output voltage range from 1.25V to 57V.
Q: What is the maximum output current of the LT1076HVCR#TRPBF? A: The LT1076HVCR#TRPBF can deliver a maximum output current of 3A.
Q: What is the efficiency of the LT1076HVCR#TRPBF? A: The efficiency of the LT1076HVCR#TRPBF depends on various factors such as input/output voltage differential, load current, and external components used. Generally, it can achieve efficiencies up to 90%.
Q: Can the LT1076HVCR#TRPBF operate in a wide temperature range? A: Yes, the LT1076HVCR#TRPBF is designed to operate over a wide temperature range, typically from -40°C to 125°C.
Q: Does the LT1076HVCR#TRPBF require external components for operation? A: Yes, the LT1076HVCR#TRPBF requires external components such as inductors, capacitors, and resistors to function as a complete switching regulator.
Q: Can the LT1076HVCR#TRPBF be used in battery-powered applications? A: Yes, the LT1076HVCR#TRPBF can be used in battery-powered applications as it has low quiescent current and supports low dropout voltage operation.
Q: Is the LT1076HVCR#TRPBF suitable for automotive applications? A: Yes, the LT1076HVCR#TRPBF is suitable for automotive applications as it can handle high input voltages and has built-in protection features like over-temperature shutdown and reverse-battery protection.
Q: Are there any application notes or reference designs available for the LT1076HVCR#TRPBF? A: Yes, Analog Devices provides application notes and reference designs on their website that can help users understand and implement the LT1076HVCR#TRPBF in various technical solutions.

Please note that the answers provided here are general and may vary depending on specific design considerations and requirements. It is always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.