LT3088EST

Product Overview

Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: High precision, low dropout voltage, adjustable output voltage
Package: TO-220, TO-263, DFN, MSOP
Essence: Linear Technology's high-performance voltage regulator
Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

Input Voltage Range: 1.2V to 36V
Output Voltage Range: 0.6V to 34.5V
Dropout Voltage: 350mV at 1A load current
Output Current: Up to 1.1A
Line Regulation: ±0.02% typical
Load Regulation: ±0.04% typical
Quiescent Current: 40µA typical
Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LT3088EST has five pins:

VIN: Input voltage pin
GND: Ground pin
ADJ: Adjust pin for setting the output voltage
VOUT: Output voltage pin
NC: No connection pin

Functional Features

Low dropout voltage enables operation with small input-output differentials
Adjustable output voltage allows flexibility in various applications
Excellent line and load regulation ensures stable output voltage
Thermal shutdown and current limit protection for enhanced reliability
Fast transient response for quick load changes

Advantages and Disadvantages

Advantages: - High precision voltage regulation - Wide input and output voltage range - Low quiescent current - Compact package options for space-constrained designs

Disadvantages: - Relatively higher cost compared to standard voltage regulators - Limited output current compared to some other models

Working Principles

The LT3088EST is a linear voltage regulator that uses a precision reference and a power transistor to maintain a stable output voltage. It operates by comparing the feedback voltage at the ADJ pin with the internal reference voltage, adjusting the pass transistor accordingly to regulate the output voltage.

Detailed Application Field Plans

The LT3088EST finds applications in various fields including: 1. Industrial automation 2. Automotive electronics 3. Power management systems 4. Portable devices 5. Battery-powered equipment

Detailed and Complete Alternative Models

Some alternative models to LT3088EST include: - LM317: Adjustable voltage regulator with similar characteristics - LT1086: Low dropout positive voltage regulator - LM1117: Low dropout linear regulator with fixed output voltage options

These alternatives offer different features and specifications, allowing designers to choose the most suitable option for their specific requirements.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van LT3088EST in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of LT3088EST in technical solutions:

Q: What is the LT3088EST? A: The LT3088EST is a high-performance, low dropout voltage linear regulator IC.
Q: What is the input voltage range of the LT3088EST? A: The LT3088EST can accept an input voltage range from 1.2V to 36V.
Q: What is the output voltage range of the LT3088EST? A: The LT3088EST can provide an adjustable output voltage range from 0.6V to 34.5V.
Q: What is the maximum output current of the LT3088EST? A: The LT3088EST can deliver up to 800mA of continuous output current.
Q: Is the LT3088EST suitable for battery-powered applications? A: Yes, the LT3088EST is well-suited for battery-powered applications due to its low quiescent current and low dropout voltage.
Q: Can the LT3088EST handle high input voltages? A: Yes, the LT3088EST has built-in protection features that allow it to handle input voltages up to 40V.
Q: Does the LT3088EST require any external components for operation? A: Yes, the LT3088EST requires a few external components such as input and output capacitors for stability and filtering.
Q: Can the LT3088EST operate in a wide temperature range? A: Yes, the LT3088EST is designed to operate in a temperature range from -40°C to 125°C.
Q: Is the LT3088EST suitable for precision applications? A: Yes, the LT3088EST offers excellent line and load regulation, making it suitable for precision applications.
Q: Can the LT3088EST be used in both fixed and adjustable output voltage configurations? A: Yes, the LT3088EST can be used in both fixed and adjustable output voltage configurations by selecting appropriate external resistors.