LTC4359IDCB#TRPBF

OR Controllers, Ideal Diodes Overview

The LTC4359IDCB#TRPBF is a positive high voltage ideal diode controller manufactured by Analog Devices Inc. It drives an external N-channel MOSFET to replace Schottky diodes, controlling the voltage drop across the device for smooth current delivery. The component operates within a supply voltage range of 4V to 80V and withstands reverse input voltages down to -40V. It features a maximum turn-on time of 200,000ns and a maximum turn-off time of 500ns. The quiescent current is limited to 0.2mA. Designed for industrial applications, it functions reliably between -40°C and +85°C. The device is housed in a surface-mount 6-pin DFN EP package with a maximum height of 0.75mm.

OR Controllers, Ideal Diodes Feature Summary

• Drives external N-channel MOSFETs to replace Schottky diodes, reducing power dissipation and thermal issues.
• Provides reverse input protection up to -40V to safeguard against shorted or failed power sources.
• Ensures oscillation-free smooth switching with controlled voltage drop management.
• Supports ORing configurations for redundant power systems and load switch applications.

OR Controllers, Ideal Diodes Applications

• Automotive battery protection circuits
• Redundant power supply systems
• Telecommunications infrastructure power distribution
• Computer system and server power management

OR Controllers, Ideal Diodes Procurement Notes

Verify that the specific suffix IDCB corresponds to the commercial temperature grade (-40°C to +85°C) and DFN-6 package configuration. Confirm RoHS compliance and lead-free status through official manufacturer documentation prior to integration. Ensure the external N-channel MOSFET selection aligns with the controller's drive capabilities and voltage ratings.

OR Controllers, Ideal Diodes Selection Notes

Select this component when replacing Schottky diodes in high-current applications to minimize voltage drop and heat generation. It is suitable for systems requiring wide input voltage ranges up to 80V. Consider the DFN-6 package size for space-constrained designs. Verify that the application does not require automotive qualification grades if operating outside standard industrial limits.

OR Controllers, Ideal Diodes Part Context

This part belongs to the LTC4359 family of ideal diode controllers from Analog Devices. The series includes variants with different temperature grades and packaging options, such as MSOP-8 and various DFN configurations. The IDCB designation specifically indicates the commercial temperature range and tape-and-reel shipping format for automated assembly processes.

OR Controllers, Ideal Diodes Replacement Considerations

LTC4359CDCB#TRPBF

OR Controllers, Ideal Diodes FAQ

How does the LTC4359 handle reverse input conditions?

The controller provides reverse input protection by withstanding negative voltages down to -40V, preventing damage during source failures or shorts.

What is the purpose of the low quiescent current specification?

The low quiescent current reduces standby power consumption, making the device efficient for load switch and ideal diode applications where energy conservation is critical.