LT1965IDD-1.8#TRPBF

Product Overview

Category

The LT1965IDD-1.8#TRPBF belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage regulation: The LT1965IDD-1.8#TRPBF provides a fixed output voltage of 1.8V.
• High efficiency: It offers high efficiency, minimizing power dissipation.
• Low dropout voltage: The regulator can operate with a very low input-output voltage differential, ensuring efficient power conversion.
• Low noise: The LT1965IDD-1.8#TRPBF produces minimal output noise, making it suitable for noise-sensitive applications.
• Thermal shutdown: It incorporates thermal shutdown protection to prevent damage due to excessive heat.
• Current limit: The device includes current limit protection to safeguard against overcurrent conditions.

Package

The LT1965IDD-1.8#TRPBF comes in a small surface-mount package, specifically the DFN (Dual Flat No-Lead) package.

Essence

The essence of the LT1965IDD-1.8#TRPBF is its ability to provide a stable and regulated output voltage of 1.8V, making it ideal for various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or tape and reel packaging, containing a specific quantity per reel.

Specifications

• Input Voltage Range: 2.3V to 20V
• Output Voltage: 1.8V
• Maximum Output Current: 1.1A
• Dropout Voltage: 300mV at 1A Load
• Line Regulation: ±0.02%
• Load Regulation: ±0.1%
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1965IDD-1.8#TRPBF has the following pin configuration:

```

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| | --| VIN GND |-- --| VOUT CTRL |-- |_______________| ```

• VIN: Input voltage pin
• GND: Ground pin
• VOUT: Output voltage pin
• CTRL: Control pin (for external feedback)

Functional Features

• Voltage regulation: The LT1965IDD-1.8#TRPBF maintains a constant output voltage of 1.8V, regardless of input voltage fluctuations.
• Load regulation: It provides stable output voltage even under varying load conditions.
• Thermal shutdown: The regulator includes thermal shutdown protection, preventing damage from excessive heat.
• Current limit: It incorporates current limit protection to prevent overcurrent situations.

Advantages and Disadvantages

Advantages

• High efficiency
• Low dropout voltage
• Low noise output
• Thermal shutdown protection
• Current limit protection

Disadvantages

• Fixed output voltage may not be suitable for all applications requiring variable voltages.

Working Principles

The LT1965IDD-1.8#TRPBF operates based on the principle of linear voltage regulation. It uses a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage of 1.8V. This is achieved by controlling the pass transistor's resistance, which regulates the voltage across the load.

Detailed Application Field Plans

The LT1965IDD-1.8#TRPBF finds applications in various electronic systems, including but not limited to: - Battery-powered devices - Portable electronics - Embedded systems - Communication equipment - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LT1965IDD-1.8#TRPBF include: - LM1117-1.8 - ADP3339-1.8 - TPS79618

These alternatives provide different package options, voltage ratings, and additional features, allowing users to choose the most suitable option for their specific requirements.

In conclusion, the LT1965IDD-1.8#TRPBF is a voltage regulator with a fixed output voltage of 1.8V. It offers high efficiency, low dropout voltage, and thermal shutdown protection. While it has some limitations, it finds applications in various electronic systems and has alternative models available in the market.