LT1764ET-1.8#PBF

Product Overview

Category

The LT1764ET-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

• Low dropout voltage: The LT1764ET-1.8#PBF 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 and stable output voltage, ensuring reliable performance of connected devices.
• Low noise: The LT1764ET-1.8#PBF minimizes output voltage fluctuations, resulting in reduced electrical noise in the system.
• Fast transient response: It quickly responds to changes in load conditions, maintaining a steady output voltage.

Package

The LT1764ET-1.8#PBF comes in a small surface-mount package, making it suitable for compact electronic designs.

Essence

The essence of the LT1764ET-1.8#PBF lies in its ability to regulate and maintain a constant output voltage, regardless of variations in the input voltage or load conditions.

Packaging/Quantity

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

Specifications

• Input Voltage Range: 2.5V to 20V
• Output Voltage: 1.8V
• Maximum Output Current: 3A
• Dropout Voltage: 300mV at 3A
• Line Regulation: ±0.02%
• Load Regulation: ±0.04%
• Quiescent Current: 80µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1764ET-1.8#PBF has the following pin configuration:

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

Functional Features

• Overcurrent protection: The LT1764ET-1.8#PBF incorporates overcurrent protection, safeguarding connected devices from excessive current flow.
• Thermal shutdown: It includes a thermal shutdown feature that prevents the regulator from overheating, ensuring its longevity and reliability.
• Short-circuit protection: This product is equipped with short-circuit protection, preventing damage to the regulator and the connected circuitry in case of a short circuit.

Advantages and Disadvantages

Advantages

• High accuracy and stability
• Low dropout voltage
• Fast transient response
• Small package size
• Overcurrent and short-circuit protection

Disadvantages

• Relatively high quiescent current compared to some other voltage regulators
• Limited output current capacity (up to 3A)

Working Principles

The LT1764ET-1.8#PBF operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage. By continuously monitoring and adjusting, it compensates for variations in input voltage and load conditions, providing a stable output voltage.

Detailed Application Field Plans

The LT1764ET-1.8#PBF finds applications in various fields, including: 1. Portable electronic devices: It can be used to regulate voltage in smartphones, tablets, and portable audio players. 2. Automotive electronics: This voltage regulator is suitable for automotive applications such as infotainment systems, GPS devices, and lighting controls. 3. Industrial equipment: It can be utilized in industrial automation systems, control panels, and power supplies. 4. Communication systems: The LT1764ET-1.8#PBF is commonly employed in wireless communication devices, routers, and network switches.

Detailed and Complete Alternative Models

1. LM1117-1.8: A popular alternative with similar specifications and performance.
2. LT1763-1.8: Another option from the same manufacturer, offering a lower dropout voltage.
3. ADP3339-1.8: An alternative model with comparable characteristics and package size.

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

In conclusion, the LT1764ET-1.8#PBF is a voltage regulator known for its accuracy, stability, and low dropout voltage. It finds applications in various fields, including portable electronics, automotive systems, industrial equipment, and communication devices. While it has some limitations, such as relatively high quiescent current and limited output current capacity, there are alternative models available to suit different design needs.