LTC4358IDE#TRPBF

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management and Protection

Characteristics: - High voltage protection - Reverse current blocking - Overcurrent protection - Low quiescent current - Wide input voltage range

Package: DFN-10

Essence: The LTC4358IDE#TRPBF is a high voltage ideal diode controller that provides reverse current blocking and overcurrent protection for various applications.

Packaging/Quantity: The LTC4358IDE#TRPBF is available in a DFN-10 package. It is typically sold in reels of 2500 units.

Specifications

• Input Voltage Range: 4V to 80V
• Maximum Continuous Current: 5A
• Quiescent Current: 50µA
• Reverse Leakage Current: 1µA
• Operating Temperature Range: -40°C to 85°C

Pin Configuration

The LTC4358IDE#TRPBF has the following pin configuration:

```

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| | --| EN GATE |-- --| VIN SOURCE |-- --| VOUT SENSE |-- --| GND |-- |_______________| ```

Functional Features

1. Reverse Current Blocking: The LTC4358IDE#TRPBF prevents reverse current flow from the output to the input, protecting the power source from damage.

2. Overcurrent Protection: It incorporates an adjustable current limit feature that protects the load and the power source from excessive currents.

3. Low Quiescent Current: The device has a low quiescent current of only 50µA, minimizing power consumption.

4. Wide Input Voltage Range: The LTC4358IDE#TRPBF can handle input voltages ranging from 4V to 80V, making it suitable for a wide range of applications.

Advantages and Disadvantages

Advantages: - Provides reverse current blocking and overcurrent protection - Low quiescent current consumption - Wide input voltage range allows for versatile applications

Disadvantages: - Limited maximum continuous current of 5A

Working Principles

The LTC4358IDE#TRPBF utilizes an ideal diode controller circuit to block reverse current flow and protect against overcurrent conditions. It monitors the voltage across a sense resistor connected in series with the load and compares it to an internal reference voltage. If the sensed voltage exceeds the threshold set by the current limit, the device turns off the external MOSFET, preventing excessive current flow.

Detailed Application Field Plans

The LTC4358IDE#TRPBF is commonly used in various applications requiring power management and protection. Some of the typical application fields include:

1. Battery-Powered Systems: The LTC4358IDE#TRPBF can be used in battery-powered systems to prevent reverse current flow and protect the battery from damage.

2. Solar Power Systems: It is suitable for solar power systems to protect the solar panels from reverse current flow during periods of low or no sunlight.

3. Automotive Electronics: The device finds applications in automotive electronics, such as protecting sensitive components from reverse current flow and overcurrent conditions.

4. Industrial Control Systems: It can be utilized in industrial control systems to provide power management and protection for various equipment and devices.

Detailed and Complete Alternative Models

1. LTC4357: Similar to LTC4358IDE#TRPBF, but with a different package (MSOP-10) and lower maximum continuous current rating (3A).

2. LTC4359: Offers similar functionality with additional features like adjustable current limit and reverse voltage protection. It comes in a DFN-12 package.

3. LTC4360: Provides reverse voltage protection, overvoltage protection, and adjustable current limit. It is available in a DFN-10 package.

4. LTC4361: Offers reverse voltage protection, overvoltage protection, and adjustable current limit. It comes in a MSOP-10 package.

These alternative models provide similar functionality to the LTC4358IDE#TRPBF but may have different specifications, pin configurations, and package options.

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