LT4351IMS#TRPBF

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LT4351IMS#TRPBF

+BOM

IC OR CTRLR N+1 10MSOP

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Specifications

Attribute Value
PartStatus Active
Type N+1 ORing Controller
FETType N-Channel
Ratio-Input:Output N:1
InternalSwitch(s) No
Current-Supply 1.41 mA
Voltage-Supply 1.2V ~ 18V
Applications Paralleled/Redundant Power Supplies
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
SupplierDevicePackage 10-MSOP
BaseProductNumber LT4351

Overview

Description

The LT4351IMS#TRPBF is a high-speed, low-voltage, power-path controller designed for systems requiring reverse voltage protection and overvoltage protection features. It is manufactured by Analog Devices and is particularly useful in applications such as power converters, battery management systems, and power supply circuits.
Key features include a wide input voltage range, adjustable overvoltage thresholds, and fast response times, making it suitable for various power management needs. The device can drive external MOSFETs to protect sensitive components from damage due to reverse polarity or excessive voltage levels.
The LT4351 also incorporates a built-in fault indicator, allowing for easy monitoring of system status. Its small form factor and low power consumption make it ideal for space-constrained designs.
Overall, the LT4351IMS#TRPBF is an essential component for enhancing the reliability and safety of electronic systems.

Equivalent

The LT4351IMS#TRPBF is a high voltage surge stopper. Equivalent products include the TPS2490 from Texas Instruments, MAX5934 from Maxim Integrated, and the LM5069 from Texas Instruments. These alternatives also provide overvoltage and surge protection for electrical systems. Always verify compatibility based on specific application requirements, including voltage ratings and features.

Features

The LT4351IMS#TRPBF is a high-performance surge protection and ideal diode controller. Key features include:
1. Power Path Management: It allows seamless switching between power sources, optimizing efficiency.
2. Low On-Resistance: Designed to minimize conduction losses in the ideal diode function.
3. Wide Input Voltage Range: Operates from 4.5V to 80V, suitable for various applications.
4. Fast Response Time: Quickly reacts to voltage changes, enhancing protection against overvoltage and reverse polarity.
5. Adjustable Output Voltage: Configurable to meet specific application requirements.
6. Built-in Protection: Includes thermal overload and short-circuit protection features.
7. Compact Package: Offered in a 10-lead MSOP package, ideal for space-constrained designs.
8. High Efficiency: Optimizes power usage in battery-powered and high-reliability systems.
Overall, the LT4351IMS#TRPBF is an effective solution for power management in critical applications, ensuring reliability and efficiency.

Pinout

The LT4351IMS#TRPBF is a high-voltage surge stopper and ideal diode controller from Analog Devices. It comes in a 16-lead MSOP package.
Pin Count: 16 pins
Function of Key Pins:
1. VIN: Input voltage.
2. VOUT: Output voltage to the load.
3. GND: Ground reference.
4. SENSE: Voltage sensing for overvoltage protection.
5. ISENSE: Current sense input for monitoring load current.
6. COMP: Compensation network connection for stability.
7. FAULT: Open-drain output indicating a fault condition.
8. EN: Enable pin to turn on/off the device.
9. PGND: Power ground for high current paths.
10. DIODE: Connection for the external diode.
11. VREF: Reference voltage output.
The LT4351 protects against over-voltage conditions and manages power distribution efficiently, making it suitable for a variety of applications in power management systems.

Manufacturer

The LT4351IMS#TRPBF is manufactured by Analog Devices, Inc. (ADI), a leading semiconductor company specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, Analog Devices is known for its innovative solutions in various applications, including communications, industrial automation, automotive, and consumer electronics. The LT4351 is specifically designed for voltage tracking and fault protection in power management applications, demonstrating ADI's focus on providing reliable and efficient components for complex electronic systems.

Application

The LT4351IMS#TRPBF is a high-performance surge stopper and ideal diode controller used in various applications. Key areas include:
1. Power Distribution: Protecting power lines from overvoltage conditions.
2. Telecommunications: Safeguarding sensitive equipment in telecom infrastructure.
3. Industrial Equipment: Providing surge protection in factories and automation systems.
4. Renewable Energy: Managing overvoltage in solar and wind power systems.
5. Battery Management Systems: Ensuring safe operation and charging of batteries.
Overall, it enhances reliability and protects electronic circuits from damage due to voltage transients.

Package

The LT4351IMS#TRPBF is packaged in a 16-lead MSOP (Thin Shrink Small Outline Package), which is designed for compact applications.

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