LT3091IT7#PBF

Product Overview

Category

LT3091IT7#PBF belongs to the category of integrated voltage regulators.

Use

The LT3091IT7#PBF is primarily used for regulating voltage in electronic circuits.

Characteristics

• Integrated voltage regulator
• High precision and low dropout voltage
• Adjustable output voltage
• Low quiescent current
• Thermal shutdown protection

Package

The LT3091IT7#PBF comes in a TO-220 package.

Essence

The essence of LT3091IT7#PBF lies in its ability to provide stable and regulated voltage to electronic devices.

Packaging/Quantity

The LT3091IT7#PBF is typically packaged in reels and available in quantities of 250 units per reel.

Specifications

• Input Voltage Range: 1.2V to 40V
• Output Voltage Range: 0.6V to 36V
• Dropout Voltage: 300mV
• Quiescent Current: 60μA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3091IT7#PBF has three pins:

1. VIN (Pin 1): Input voltage pin.
2. VOUT (Pin 2): Output voltage pin.
3. GND (Pin 3): Ground pin.

Functional Features

• High precision voltage regulation
• Adjustable output voltage through external resistors
• Low dropout voltage enables operation with low input voltages
• Thermal shutdown protection prevents overheating

Advantages and Disadvantages

Advantages

• High precision voltage regulation ensures stable performance.
• Adjustable output voltage allows flexibility in various applications.
• Low dropout voltage enables efficient operation even with low input voltages.
• Thermal shutdown protection prevents damage due to overheating.

Disadvantages

• Limited input voltage range (1.2V to 40V).
• Dropout voltage of 300mV may not be suitable for all low voltage applications.

Working Principles

The LT3091IT7#PBF works by regulating the input voltage to provide a stable and precise output voltage. It uses internal circuitry to monitor and adjust the output voltage based on the desired value set by external resistors. The device operates with low quiescent current, ensuring minimal power consumption when in standby mode. In case of excessive heat, the thermal shutdown protection feature activates to prevent damage to the device.

Detailed Application Field Plans

The LT3091IT7#PBF finds applications in various electronic systems that require regulated voltage. Some potential application fields include:

1. Power supply units for microcontrollers and digital circuits.
2. Battery-powered devices requiring stable voltage levels.
3. Automotive electronics for voltage regulation in vehicle systems.
4. Industrial control systems for precise voltage regulation.
5. Portable electronic devices such as smartphones and tablets.

Detailed and Complete Alternative Models

Some alternative models to LT3091IT7#PBF that offer similar functionality are:

1. LM317T: Adjustable voltage regulator with a wide input voltage range.
2. LT3080: High precision adjustable voltage regulator with low dropout voltage.
3. LM1117: Low dropout voltage regulator with fixed output voltage options.
4. LT1763: Ultra-low dropout voltage regulator with high accuracy.

These alternative models can be considered based on specific requirements and application needs.

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