LT1965IMS8E-1.8#PBF

Product Overview

Category

The LT1965IMS8E-1.8#PBF 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 LT1965IMS8E-1.8#PBF provides a fixed output voltage of 1.8V.
• High efficiency: This voltage regulator offers high efficiency, minimizing power dissipation.
• Low dropout voltage: The LT1965IMS8E-1.8#PBF has a low dropout voltage, ensuring stable performance even when the input voltage is close to the desired output voltage.
• Low noise: It exhibits low output noise, making it suitable for noise-sensitive applications.
• Thermal shutdown: The device incorporates thermal shutdown protection to prevent damage due to excessive heat.

Package

The LT1965IMS8E-1.8#PBF comes in an MSOP-8 package, which is a small outline package with eight pins.

Essence

The essence of the LT1965IMS8E-1.8#PBF is its ability to provide a regulated output voltage of 1.8V with high efficiency and low dropout voltage.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 2.3V to 20V
• Output Voltage: 1.8V
• Output Current: Up to 1.5A
• Dropout Voltage: 340mV (typical)
• Line Regulation: ±0.02% (typical)
• Load Regulation: ±0.1% (typical)
• Quiescent Current: 40μA (typical)
• Operating Temperature Range: -40°C to 125°C

Pin Configuration

The LT1965IMS8E-1.8#PBF has the following pin configuration:

```

---

| | --| VIN GND |-- Pin 1: Ground --| VOUT NC |-- Pin 2: No Connection --| VOUT VOUT|-- Pin 3: Output Voltage (1.8V) --| EN NC |-- Pin 4: No Connection --| BYP NC |-- Pin 5: No Connection --| FB NC |-- Pin 6: No Connection --| NC NC |-- Pin 7: No Connection --| VIN GND |-- Pin 8: Ground |___________| ```

Functional Features

• High Efficiency: The LT1965IMS8E-1.8#PBF offers high efficiency, reducing power dissipation and maximizing battery life in portable applications.
• Low Dropout Voltage: With a low dropout voltage of 340mV, this voltage regulator can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Low Noise: The LT1965IMS8E-1.8#PBF exhibits low output noise, making it suitable for noise-sensitive applications such as audio circuits.
• Thermal Shutdown Protection: The device incorporates thermal shutdown protection, which prevents damage due to excessive heat by shutting down the regulator when the temperature exceeds a safe threshold.

Advantages and Disadvantages

Advantages

• Provides a fixed output voltage of 1.8V with high accuracy.
• High efficiency minimizes power dissipation.
• Low dropout voltage ensures stable performance.
• Low output noise makes it suitable for noise-sensitive applications.
• Thermal shutdown protection prevents damage due to excessive heat.

Disadvantages

• Limited output current of up to 1.5A.
• Requires external components for proper operation.

Working Principles

The LT1965IMS8E-1.8#PBF is a linear voltage regulator that uses a feedback mechanism to maintain a constant output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry to regulate the output voltage at the desired level. The device operates by continuously adjusting the resistance in the feedback path to compensate for changes in load and input voltage, ensuring a stable output voltage of 1.8V.

Detailed Application Field Plans

The LT1965IMS8E-1.8#PBF finds applications in various electronic systems where a stable 1.8V power supply is required. Some common application fields include:

1. Battery-Powered Devices: Portable devices such as smartphones, tablets, and wearable devices often require a regulated 1.8V supply for powering low-power microcontrollers, sensors, and other components.
2. Audio Systems: The low output noise of the LT1965IMS8E