LT3505IMS8E#TRPBF

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics:
  • High efficiency voltage regulator
  • Wide input voltage range
  • Low quiescent current
  • Small package size
• Package: MSOP-8
• Essence: Voltage Regulator IC
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 45V
• Output Voltage Range: 1.24V to 38V
• Output Current: Up to 500mA
• Quiescent Current: 40µA
• Switching Frequency: 1.2MHz
• Operating Temperature Range: -40°C to 125°C

Pin Configuration

The LT3505IMS8E#TRPBF has the following pin configuration:

```

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| | --| VIN GND |-- Pin 1 --| SW FB |-- Pin 2 --| LX VOUT|-- Pin 3 --| PGND EN |-- Pin 4 |___________| ```

Functional Features

• Wide input voltage range allows for versatile applications
• High efficiency ensures minimal power loss
• Low quiescent current reduces standby power consumption
• Compact package size enables space-constrained designs
• Adjustable output voltage provides flexibility in system design

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for use in various applications - High efficiency results in reduced power dissipation - Low quiescent current minimizes standby power consumption - Compact package size saves board space

Disadvantages: - Limited output current capability (up to 500mA) - Not suitable for high-power applications

Working Principles

The LT3505IMS8E#TRPBF is a voltage regulator IC that utilizes a buck topology. It steps down the input voltage to a lower, regulated output voltage. The device operates by switching the input voltage on and off at a high frequency using an internal switch. This switched voltage is then filtered and regulated to provide a stable output voltage.

Detailed Application Field Plans

The LT3505IMS8E#TRPBF can be used in various applications, including but not limited to:

1. Battery-powered devices: Provides efficient power management for portable electronics such as smartphones, tablets, and wearables.
2. Industrial equipment: Suitable for powering sensors, actuators, and control systems in industrial automation.
3. Automotive electronics: Enables efficient power conversion for automotive applications like infotainment systems, lighting, and motor control.
4. Home appliances: Can be used in smart home devices, white goods, and other household appliances requiring regulated power supply.

Detailed and Complete Alternative Models

1. LT3505EMS8E#TRPBF: Similar to LT3505IMS8E#TRPBF, but comes in an MSOP-8 package with exposed pad for improved thermal performance.
2. LT3505HMS8E#TRPBF: Higher voltage version of LT3505IMS8E#TRPBF, with an extended input voltage range up to 60V.
3. LT3505IMS8E-5#TRPBF: Fixed 5V output voltage version of LT3505IMS8E#TRPBF, suitable for specific applications requiring a constant output voltage.

These alternative models offer similar functionality and characteristics, providing options for different design requirements.

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