LTC4218IGN#TRPBF

Product Overview

Category: Integrated Circuits (ICs)

Use: Power Management IC

Characteristics: - High Voltage Ideal Diode Controller - Hot Swap Controller - Overvoltage Protection - Current Limiting - Reverse Current Blocking - Adjustable Soft-Start - Fault Indication - Thermal Shutdown

Package: 16-SSOP (0.154", 3.90mm Width)

Essence: The LTC4218IGN#TRPBF is a high voltage ideal diode controller and hot swap controller integrated circuit. It provides overvoltage protection, current limiting, reverse current blocking, adjustable soft-start, fault indication, and thermal shutdown features.

Packaging/Quantity: The LTC4218IGN#TRPBF is available in a 16-SSOP package. The quantity may vary depending on the supplier.

Specifications

• Input Voltage Range: 4V to 80V
• Operating Temperature Range: -40°C to 85°C
• Maximum Continuous Current: 2A
• Fault Threshold Accuracy: ±1.5%
• Quiescent Current: 50µA

Detailed Pin Configuration

The LTC4218IGN#TRPBF has the following pin configuration:

1. VCC - Power Supply Input
2. GATE - Gate Drive Output
3. FLT - Fault Indicator Output
4. ILIM - Current Limit Set Input
5. OV - Overvoltage Threshold Set Input
6. SS - Soft-Start Time Constant Set Input
7. GND - Ground
8. REF - Reference Voltage Output
9. VIN - Power Supply Input
10. PG - Power Good Indicator Output
11. FB - Feedback Input
12. SENSE+ - Positive Sense Input
13. SENSE- - Negative Sense Input
14. VCC - Power Supply Input
15. GATE - Gate Drive Output
16. FLT - Fault Indicator Output

Functional Features

• High voltage ideal diode controller
• Hot swap controller for safe insertion and removal of circuit boards
• Overvoltage protection to prevent damage to downstream components
• Current limiting to protect against excessive current draw
• Reverse current blocking to prevent reverse current flow
• Adjustable soft-start for controlled startup of the system
• Fault indication for easy troubleshooting
• Thermal shutdown to prevent overheating and damage

Advantages and Disadvantages

Advantages: - Provides comprehensive power management features in a single IC - High voltage range allows for versatile applications - Accurate fault threshold and current limit settings - Adjustable soft-start for controlled system startup - Fault indication simplifies troubleshooting

Disadvantages: - Limited maximum continuous current of 2A - Operating temperature range may not be suitable for extreme environments

Working Principles

The LTC4218IGN#TRPBF operates as a high voltage ideal diode controller and hot swap controller. It utilizes various internal circuits to provide overvoltage protection, current limiting, reverse current blocking, adjustable soft-start, fault indication, and thermal shutdown functionalities. By monitoring input voltage, current, and other parameters, it ensures safe and reliable operation of the power management system.

Detailed Application Field Plans

The LTC4218IGN#TRPBF is commonly used in various applications that require power management and protection. Some of the typical application fields include: - Server and data center power supplies - Telecom and networking equipment - Industrial control systems - Automotive electronics - Battery charging systems - Power distribution units

Detailed and Complete Alternative Models

• LTC4215IGN#TRPBF
• LTC4219CGN#TRPBF
• LTC4216CGN#TRPBF
• LTC4217CGN#TRPBF
• LTC4210CGN#TRPBF

These alternative models offer similar functionalities and can be considered as alternatives to the LTC4218IGN#TRPBF.

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