LTC4449IDCB#TRMPBF

$4.81

Description：IC GATE DRVR HALF-BRIDGE 8DFN
Series：-
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:8523a7ecbe4b Category: Gate Drivers Brand: Analog Devices Inc.

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Product introduction

LTC4449IDCB#TRMPBF is listed in the Gate Driver range at ChipApex. The manufacturer field lists Analog Devices Inc.. Its product description is IC GATE DRVR HALF-BRIDGE 8DFN. Review the specifications below when checking this part for your BOM.

Gate Driver specifications for LTC4449IDCB#TRMPBF

Description：IC GATE DRVR HALF-BRIDGE 8DFN
Series：-
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR),Cut Tape (CT)
Driven Configuration：Half-Bridge
Channel Type：Synchronous
Number of Drivers：2
Gate Type：MOSFET (N-Channel)
Voltage - Supply：4V ~ 6.5V
Logic Voltage - VIL, VIH：3V, 6.5V
Current - Peak Output (Source, Sink)：3.2A, 4.5A
Input Type：Non-Inverting
Rise / Fall Time (Typ)：8ns, 7ns
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：8-WFDFN Exposed Pad
Supplier Device Package：8-DFN (2x3)
Grade：-
Qualification：-
High Side Voltage - Max (Bootstrap)：42 V

Gate Driver datasheet and documents for LTC4449IDCB#TRMPBF

LTC4449IDCB#TRMPBF

Gate Driver Overview

The LTC4449IDCB#TRMPBF is a high-speed synchronous N-channel MOSFET driver manufactured by Analog Devices Inc. It is designed to drive two N-channel MOSFETs in a synchronous DC/DC converter topology. The device operates with a supply voltage range of 2.7V to 18V and supports switching frequencies up to 5MHz. It features independent high-side and low-side outputs, adjustable dead-time control, and a shutdown pin for power management. The component is housed in an 8-lead SOIC package.

Gate Driver Feature Summary

Provides high-speed gate driving for synchronous N-channel MOSFETs
Includes adjustable dead-time control to prevent shoot-through
Features independent enable inputs for each channel

Gate Driver Applications

High-frequency synchronous DC/DC converters
Multiphase step-down voltage regulators
Point-of-load (POL) power supplies

Gate Driver Procurement Notes

Verify the specific suffix IDCB against the official Analog Devices datasheet to confirm the package type and temperature grade. Confirm RoHS compliance status through the manufacturer's current documentation. Ensure the ordering part number matches the exact tape-and-reel quantity specified in the procurement guidelines.

Gate Driver Selection Notes

Select this driver when designing synchronous buck converters requiring precise timing control. Evaluate the need for adjustable dead-time to optimize efficiency at various load currents. Consider the operating voltage range relative to the logic levels of the PWM controller being used.

Gate Driver Part Context

This component belongs to the LTC444x family of gate drivers from Analog Devices. It is specifically engineered for applications demanding fast switching speeds and reliable operation in multiphase power conversion systems. The device complements controllers like the LTC3892 or similar multiphase VRMs.