LTC4357IMS8#TRPBF

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LTC4357IMS8#TRPBF

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IC OR CTRLR N+1 8MSOP

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type N+1 ORing Controller
FETType N-Channel
Ratio-Input:Output N:1
InternalSwitch(s) No
DelayTime-OFF 300 ns
Current-Supply 500 µA
Voltage-Supply 9V ~ 80V
Applications Automotive, Redundant Power Supplies, Telecom Infrastructure
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)

Visão Geral

Description

The LTC4357IMS8#TRPBF is a high-performance ideal diode controller designed by Analog Devices. It is used to replace a traditional diode in power management applications, offering significantly reduced power loss. This controller operates by driving an external N-channel MOSFET to mimic the behavior of an ideal diode, providing low forward voltage drop and high efficiency.
Key features of the LTC4357IMS8#TRPBF include fast turn-on and turn-off response, reverse polarity protection, and the ability to handle voltages up to 80V. It is particularly useful in applications where power efficiency is critical, such as in battery-powered devices, power supply ORing circuits, and load sharing.
The device comes in an 8-lead MSOP package, making it compact and suitable for space-constrained applications. Its robustness and performance make it a popular choice in various industrial, automotive, and consumer electronics applications where efficient power management is required.

Equivalent

Equivalent products for the LTC4357IMS8#TRPBF, a positive high voltage ideal diode controller, include:
1. MAX16141 - Offers similar functionality with low forward voltage drop.
2. TPS2410 - A controller by Texas Instruments for N-channel MOSFET ideal diodes.
3. ADM1270 - Power path controller with similar features from Analog Devices.
4. LM66100 - Diode controller with low power consumption from Texas Instruments.
These alternatives provide comparable features for high-reliability applications involving power path management.

Features

The LTC4357IMS8#TRPBF is a load-sharing controller designed to manage power flow in electronic systems. Key features include:
1. Ideal Diode Controller: Offers low voltage drop, reducing power dissipation.
2. Reverse Current Blocking: Prevents current from flowing back into the supply, protecting the load.
3. Low Quiescent Current: Enhances efficiency by minimizing standby power consumption.
4. Quick Turn-On/Off: Fast response to changing load conditions due to its rapid switching capability.
5. Wide Operating Voltage Range: Compatible with a broad range of supply voltages, typically from 4V to 80V.
6. Thermal Protection: Includes over-temperature protection to safeguard against overheating.
7. Compact MSOP-8 Package: Provides a small footprint for space-constrained applications.
8. High Reliability: Suitable for systems requiring robust performance, such as telecom and data communication equipment.
These features make the LTC4357IMS8#TRPBF an ideal choice for applications that require efficient power management with protection against reverse currents and over-temperature conditions.

Pinout

The LTC4357IMS8#TRPBF is an ideal diode controller from Analog Devices designed to control an external N-channel MOSFET to conduct current in place of a diode, minimizing the forward voltage drop and power dissipation. It is housed in an 8-pin MSOP (Mini Small Outline Package). The functions of its pins are as follows:
1. GATE: Drives the gate of the external N-channel MOSFET.
2. OUT: Connects to the source of the MOSFET and the load.
3. SNS: Connects across the MOSFET to sense the voltage drop.
4. VCC: Supply voltage input.
5. SHDN: Active-low shutdown pin to disable the controller.
6. GND: Ground connection.
7. DRAIN: Connects to the drain of the MOSFET.
8. DGND: A dedicated ground pin for better noise immunity.
The LTC4357 is used in applications where minimizing heat and improving efficiency are critical, such as power supply designs and battery-operated devices.

Manufacturer

The LTC4357IMS8#TRPBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company known for its high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). The company provides a wide range of products used in various applications, including industrial, automotive, communications, and consumer electronics. They are recognized for their innovation in the development of advanced technologies and solutions in areas such as data conversion, signal processing, and power management.

Application

The LTC4357IMS8#TRPBF is used in applications requiring ideal diode behavior for ORing and load sharing. Key application areas include:
1. Redundant power supplies in server and data center environments.
2. Battery backup systems where seamless transition is needed between power sources.
3. Telecom equipment requiring reliable power management.
4. Industrial systems where robust power solution is essential.
5. Automotive applications demanding low forward voltage drop and efficient power usage.
6. Consumer electronics for protection against reverse polarity and power path management.
Its ability to provide low-loss power ORing makes it valuable for high-availability systems across various industries.

Package

The LTC4357IMS8#TRPBF is packaged in an 8-lead MSOP (Mini Small Outline Package).

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