LT1761IS5-2#TRMPBF

Product Overview

Category

The LT1761IS5-2#TRMPBF belongs to the category of low dropout voltage regulators.

Use

This product is commonly used in electronic circuits to regulate and stabilize voltage levels, ensuring a reliable power supply for various components.

Characteristics

• Low dropout voltage: The LT1761IS5-2#TRMPBF has a very low dropout voltage, allowing it to operate efficiently even when the input voltage is close to the desired output voltage.
• High accuracy: This voltage regulator provides precise output voltage regulation, minimizing voltage fluctuations and ensuring stable performance of connected devices.
• Low quiescent current: The LT1761IS5-2#TRMPBF consumes minimal current when in standby mode, conserving energy and extending battery life.
• Thermal shutdown protection: It incorporates thermal shutdown circuitry to prevent overheating and protect the device from damage.
• Small package size: The LT1761IS5-2#TRMPBF comes in a compact SOT-23 package, making it suitable for space-constrained applications.

Package and Quantity

The LT1761IS5-2#TRMPBF is available in a SOT-23 package. It is typically sold in reels or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 20V
• Output Voltage: 2.0V (fixed)
• Dropout Voltage: 300mV at 100mA load
• Quiescent Current: 40µA
• Output Current: Up to 100mA
• Operating Temperature Range: -40°C to 125°C

Pin Configuration

The LT1761IS5-2#TRMPBF has three pins:

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

Functional Features

• Voltage Regulation: The LT1761IS5-2#TRMPBF maintains a stable output voltage of 2.0V, regardless of variations in the input voltage or load conditions.
• Current Limiting: It incorporates current limiting circuitry to protect connected devices from excessive current flow.
• Thermal Protection: The device includes thermal shutdown protection, which activates when the temperature exceeds a safe threshold, preventing damage due to overheating.

Advantages and Disadvantages

Advantages

• Low dropout voltage ensures efficient operation even with low input voltages.
• High accuracy provides precise voltage regulation for sensitive electronic components.
• Low quiescent current minimizes power consumption during standby mode.
• Thermal shutdown protection prevents overheating and safeguards the device.

Disadvantages

• Limited output current capacity (up to 100mA) may not be suitable for high-power applications.
• Fixed output voltage of 2.0V may not be adjustable for specific requirements.

Working Principles

The LT1761IS5-2#TRMPBF operates based on the principle of a linear voltage regulator. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This allows it to maintain a constant output voltage despite variations in the input voltage or load conditions.

Detailed Application Field Plans

The LT1761IS5-2#TRMPBF finds applications in various electronic systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - Embedded systems - Industrial control systems - Automotive electronics

Alternative Models

Several alternative models are available that offer similar functionality to the LT1761IS5-2#TRMPBF. Some notable alternatives include: - LM1117-2.0: A popular low dropout voltage regulator with a fixed 2.0V output. - MCP1702-2002E: Another low dropout voltage regulator with a fixed 2.0V output and similar characteristics. - ADP3339AKCZ-2.0: A high-accuracy, low dropout voltage regulator with a fixed 2.0V output.

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

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