LT1761MPS5-5#TRMPBF

Product Overview

Category

The LT1761MPS5-5#TRMPBF belongs to the category of voltage regulators.

Use

This product is commonly used in electronic circuits to regulate and stabilize voltage levels.

Characteristics

• Low dropout voltage: The LT1761MPS5-5#TRMPBF has a 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, ensuring reliable performance in various applications.
• Low quiescent current: The LT1761MPS5-5#TRMPBF consumes minimal current when in standby mode, making it suitable for battery-powered devices.
• Thermal shutdown protection: It incorporates thermal shutdown circuitry to prevent overheating and potential damage to the device.

Package

The LT1761MPS5-5#TRMPBF comes in a small surface-mount package, which facilitates easy integration into compact electronic designs.

Essence

The essence of the LT1761MPS5-5#TRMPBF lies in its ability to provide stable and regulated voltage output, ensuring proper functioning of electronic circuits.

Packaging/Quantity

This product is typically available in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 2.7V to 20V
• Output Voltage: 5V
• Maximum Output Current: 100mA
• Dropout Voltage: 300mV at 100mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1761MPS5-5#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 LT1761MPS5-5#TRMPBF maintains a constant output voltage of 5V, regardless of changes in the input voltage or load conditions.
• Current Limiting: It incorporates current limiting circuitry to protect the device and the connected circuit from excessive current.
• Short-Circuit Protection: This voltage regulator is equipped with short-circuit protection, preventing damage in case of a short circuit.

Advantages and Disadvantages

Advantages

• Low dropout voltage ensures efficient operation even with low input voltages.
• High accuracy provides reliable voltage regulation for precise applications.
• Low quiescent current makes it suitable for battery-powered devices.
• Thermal shutdown protection prevents overheating and potential damage.

Disadvantages

• Limited maximum output current of 100mA may not be sufficient for high-power applications.
• Input voltage range of 2.7V to 20V may not cover all possible voltage sources.

Working Principles

The LT1761MPS5-5#TRMPBF operates based on the principle of linear voltage regulation. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. By comparing the output voltage with a reference voltage, the regulator adjusts the pass transistor to maintain a constant output voltage.

Detailed Application Field Plans

The LT1761MPS5-5#TRMPBF finds applications in various electronic systems, including but not limited to: - Battery-powered devices such as portable audio players and handheld instruments. - Automotive electronics, where stable voltage regulation is crucial for proper operation. - Industrial control systems, ensuring reliable power supply to sensitive components. - Communication equipment, providing regulated voltage for consistent performance.

Detailed and Complete Alternative Models

1. LM1117-5.0: A popular alternative with similar specifications and pin configuration.
2. LT1763CS8-5: Another option offering higher output current capability.
3. LP2985-5.0: An alternative with a lower dropout voltage for more demanding applications.

These alternative models can be considered based on specific requirements and design constraints.

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