LTC4365HTS8#TRPBF

Product Overview

Category: Integrated Circuit (IC)

Use: Overvoltage and reverse voltage protection for electronic circuits

Characteristics: - Provides protection against overvoltage and reverse voltage events - Monitors the input voltage and disconnects the load when an overvoltage or reverse voltage condition is detected - Fast response time to protect sensitive electronic components - Low quiescent current consumption - Compact package for easy integration into circuit designs

Package: TSOT-23-8

Essence: The LTC4365HTS8#TRPBF is a high-performance integrated circuit designed to provide robust overvoltage and reverse voltage protection for electronic circuits. It offers fast response time, low power consumption, and compact packaging.

Packaging/Quantity: The LTC4365HTS8#TRPBF is typically sold in reels containing 3000 units.

Specifications

• Input Voltage Range: -40V to 60V
• Overvoltage Threshold: Adjustable from 2.5V to 60V
• Reverse Voltage Threshold: Adjustable from -60V to -2.5V
• Quiescent Current: 10µA
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The LTC4365HTS8#TRPBF has the following pin configuration:

1. GATE: Gate drive output for external N-channel MOSFET
2. VIN: Input voltage pin
3. VOUT: Output voltage pin
4. GND: Ground pin
5. FLT: Fault indicator output
6. OV: Overvoltage threshold adjustment pin
7. REV: Reverse voltage threshold adjustment pin
8. UV: Undervoltage lockout threshold adjustment pin

Functional Features

• Overvoltage Protection: Monitors the input voltage and disconnects the load when it exceeds the set overvoltage threshold.
• Reverse Voltage Protection: Detects reverse voltage conditions and disconnects the load to prevent damage.
• Fast Response Time: Provides quick protection against overvoltage and reverse voltage events to safeguard sensitive electronic components.
• Adjustable Thresholds: Allows customization of overvoltage and reverse voltage thresholds according to specific application requirements.
• Fault Indicator: Provides a fault signal through the FLT pin to indicate when a protection event has occurred.

Advantages

• Robust Protection: Effectively safeguards electronic circuits from overvoltage and reverse voltage events, preventing potential damage.
• Fast Response Time: Provides rapid protection to minimize the risk of component failure.
• Low Power Consumption: Consumes minimal quiescent current, ensuring efficient operation.
• Compact Package: TSOT-23-8 package allows for easy integration into circuit designs with limited space.

Disadvantages

• Limited Input Voltage Range: The LTC4365HTS8#TRPBF is designed for an input voltage range of -40V to 60V, which may not be suitable for applications requiring higher voltage levels.
• External MOSFET Required: Requires an external N-channel MOSFET for gate drive, adding complexity to the circuit design.

Working Principles

The LTC4365HTS8#TRPBF operates by continuously monitoring the input voltage. When an overvoltage or reverse voltage condition is detected, it quickly disconnects the load from the input source to protect the downstream circuitry. The adjustable thresholds allow customization of the protection levels based on the specific application requirements.

Detailed Application Field Plans

The LTC4365HTS8#TRPBF finds applications in various fields, including:

1. Power Supply Units (PSUs): Provides overvoltage and reverse voltage protection for PSUs, ensuring the safety of connected devices.
2. Automotive Electronics: Safeguards automotive electronic systems from voltage transients and reverse polarity events.
3. Industrial Control Systems: Protects sensitive control circuitry in industrial applications from potential damage caused by overvoltage or reverse voltage conditions.

Detailed and Complete Alternative Models

1. LTC4364: Similar functionality with adjustable thresholds, but available in a different package (DFN-8).
2. MAX6495: Offers overvoltage and reverse voltage protection with integrated MOSFET, simplifying the circuit design.
3. TPS2660: Provides overvoltage and reverse voltage protection with adjustable thresholds and built-in fault indicator.

(Note: The alternative models listed above are for reference purposes only and may have different specifications and features. It is recommended to consult the respective datasheets for detailed information.)

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