LT3065IMSE-3.3#TRPBF

Product Overview

Category

The LT3065IMSE-3.3#TRPBF belongs to the category of voltage regulators.

Use

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

Characteristics

• The LT3065IMSE-3.3#TRPBF is a low dropout (LDO) linear regulator.
• It operates with an input voltage range from 1.8V to 45V.
• The output voltage is fixed at 3.3V.
• It has a maximum output current of 500mA.
• The device offers high accuracy and low noise performance.
• It features low quiescent current, making it suitable for battery-powered applications.
• The LT3065IMSE-3.3#TRPBF has built-in protection features such as reverse current protection and thermal shutdown.

Package

The LT3065IMSE-3.3#TRPBF comes in a surface-mount package known as MSOP-12.

Essence

The essence of the LT3065IMSE-3.3#TRPBF is to provide a stable and regulated 3.3V output voltage for various electronic devices and systems.

Packaging/Quantity

The LT3065IMSE-3.3#TRPBF is typically packaged in reels or tubes, and the quantity per package depends on the manufacturer's specifications.

Specifications

• Input Voltage Range: 1.8V to 45V
• Output Voltage: 3.3V
• Maximum Output Current: 500mA
• Dropout Voltage: 300mV @ 500mA
• Quiescent Current: 40µA
• Line Regulation: ±0.02%
• Load Regulation: ±0.05%
• Ripple Rejection: 70dB @ 1kHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3065IMSE-3.3#TRPBF has a total of 12 pins, which are assigned specific functions:

1. VIN: Input voltage pin.
2. GND: Ground reference pin.
3. SHDN: Shutdown control pin.
4. VOUT: Output voltage pin.
5. FB: Feedback pin for regulating the output voltage.
6. NC: No connection.
7. NC: No connection.
8. NC: No connection.
9. NC: No connection.
10. NC: No connection.
11. NC: No connection.
12. NC: No connection.

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• High accuracy and low noise performance enable precise voltage regulation.
• Reverse current protection prevents damage to the regulator and connected devices.
• Thermal shutdown feature protects against overheating.
• Wide input voltage range allows for versatile applications.
• Compact package size facilitates integration into space-constrained designs.

Advantages and Disadvantages

Advantages

• High accuracy and low noise performance.
• Wide input voltage range.
• Reverse current protection and thermal shutdown features.
• Compact package size.

Disadvantages

• Limited maximum output current (500mA).
• Dropout voltage may affect efficiency in certain applications.

Working Principles

The LT3065IMSE-3.3#TRPBF operates as a linear regulator, utilizing a pass transistor to regulate the output voltage. It compares the feedback voltage (FB) with a reference voltage to adjust the pass transistor's resistance and maintain a stable output voltage. The device continuously monitors the input voltage (VIN) and adjusts the pass transistor accordingly to compensate for any changes or fluctuations.

Detailed Application Field Plans

The LT3065IMSE-3.3#TRPBF finds applications in various electronic systems, including but not limited to: - Battery-powered devices - Embedded systems - Industrial automation - Automotive electronics - Communication equipment - Medical devices

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and functionality.
2. LT1763-3.3: Offers higher output current capability and lower dropout voltage.
3. ADP3339-3.3: Provides excellent line and load regulation performance.

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

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