LT1965IQ-3.3#PBF

Product Overview

Category

The LT1965IQ-3.3#PBF belongs to the category of voltage regulators.

Use

It is commonly used in electronic circuits to regulate and stabilize the output voltage.

Characteristics

• Low dropout voltage
• High output current capability
• Wide input voltage range
• Low quiescent current
• Thermal shutdown protection

Package

The LT1965IQ-3.3#PBF comes in a small surface-mount package, which makes it suitable for compact electronic devices.

Essence

The essence of the LT1965IQ-3.3#PBF is its ability to provide a stable and regulated output voltage, even when the input voltage fluctuates.

Packaging/Quantity

The LT1965IQ-3.3#PBF 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: 3.3V
• Output Current: Up to 1.5A
• Dropout Voltage: 300mV at 1A
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1965IQ-3.3#PBF has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. FB (Feedback)
4. EN (Enable)
5. VOUT (Output Voltage)

Functional Features

• Low dropout voltage ensures efficient regulation even with low input-output voltage differentials.
• High output current capability allows it to power a wide range of electronic components.
• Wide input voltage range provides flexibility in various applications.
• Low quiescent current minimizes power consumption when the regulator is idle.
• Thermal shutdown protection prevents damage due to excessive heat.

Advantages and Disadvantages

Advantages

• Stable and regulated output voltage
• High output current capability
• Wide input voltage range
• Low quiescent current
• Thermal shutdown protection

Disadvantages

• Dropout voltage may limit its use in applications with low input-output voltage differentials.

Working Principles

The LT1965IQ-3.3#PBF operates based on a feedback control mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage, regardless of changes in the input voltage or load conditions. This ensures a stable and reliable power supply for connected electronic devices.

Detailed Application Field Plans

The LT1965IQ-3.3#PBF finds application in various fields, including:

1. Portable electronic devices: Provides regulated power supply for smartphones, tablets, and portable audio players.
2. Automotive electronics: Ensures stable voltage for car infotainment systems, GPS devices, and other automotive electronics.
3. Industrial automation: Used in control systems, sensors, and actuators to maintain consistent power supply.
4. Communication equipment: Powers routers, modems, and network switches, ensuring uninterrupted connectivity.

Detailed and Complete Alternative Models

1. LM1117-3.3: Similar voltage regulator with comparable specifications.
2. ADP3339-3.3: Another alternative with high output current capability.
3. TPS7A3301: Voltage regulator with ultra-low dropout voltage.

These alternative models can be considered based on specific requirements and compatibility with the application.

In conclusion, the LT1965IQ-3.3#PBF is a versatile voltage regulator that offers stable and regulated power supply in various electronic applications. Its high output current capability, wide input voltage range, and low quiescent current make it a reliable choice for many designs. However, its dropout voltage may limit its use in applications with low input-output voltage differentials.