LTC4358IFE#TRPBF

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Ideal Diode Controller
• Package: 16-Lead TSSOP
• Essence: Efficient power management and protection
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 18V
• Operating Temperature Range: -40°C to 85°C
• Quiescent Current: 50µA
• Reverse Leakage Current: 1µA
• Overvoltage Lockout Threshold: 4.6V
• Fault Flag Delay: 10ms
• Maximum Continuous Current: 3A
• Maximum Peak Current: 10A
• Reverse Voltage Protection: Up to -40V

Pin Configuration

The LTC4358IFE#TRPBF has a 16-lead TSSOP package with the following pin configuration:

1. GATE
2. GND
3. GND
4. GND
5. VCC
6. VCC
7. VCC
8. VCC
9. FLT
10. FLT
11. FLT
12. FLT
13. VIN
14. VIN
15. VIN
16. VIN

Functional Features

• Ideal diode function for power path control
• Low quiescent current consumption
• Fast response time to fault conditions
• Wide input voltage range
• Reverse voltage protection
• Overvoltage lockout protection
• Fault flag output for status indication

Advantages and Disadvantages

Advantages: - Efficient power management and protection - Low quiescent current consumption - Fast response time to fault conditions - Wide input voltage range allows for versatile applications - Reverse voltage protection prevents damage to the circuit

Disadvantages: - Limited maximum continuous current of 3A - Higher cost compared to traditional diodes

Working Principles

The LTC4358IFE#TRPBF is an ideal diode controller that allows for efficient power management and protection in various applications. It operates by controlling the gate voltage of an external N-channel MOSFET, effectively emulating an ideal diode behavior. This enables seamless power path switching and prevents reverse current flow.

When the input voltage is within the specified range, the LTC4358IFE#TRPBF ensures a low voltage drop across the MOSFET, minimizing power losses. In case of a fault condition such as overvoltage or reverse voltage, the device quickly shuts off the MOSFET, protecting the downstream circuitry.

The fault flag output provides a status indication, allowing for easy monitoring of the system. The LTC4358IFE#TRPBF also features overvoltage lockout protection, preventing excessive voltage from reaching the load.

Detailed Application Field Plans

The LTC4358IFE#TRPBF finds applications in various fields, including:

1. Battery-powered devices: Provides efficient power path control and protection for portable electronics, ensuring optimal battery utilization and preventing damage due to reverse voltage.
2. Automotive systems: Enables reliable power distribution and protection in automotive electronics, safeguarding sensitive components from reverse voltage and overvoltage conditions.
3. Industrial equipment: Facilitates efficient power management and protection in industrial machinery, enhancing overall system reliability and preventing costly downtime.
4. Renewable energy systems: Ensures efficient power transfer and protection in solar panels, wind turbines, and other renewable energy sources, maximizing energy harvesting and preventing reverse current flow.

Detailed and Complete Alternative Models

1. LTC4357: Similar to LTC4358, but with a different pin configuration.
2. LTC4359: Ideal diode controller with higher maximum continuous current capability.
3. LTC4360: Ideal diode controller with additional features such as adjustable overvoltage lockout threshold and reverse current protection.

These alternative models offer similar functionality to the LTC4358IFE#TRPBF, catering to different application requirements and specifications.

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