LM5039SQ/NOPB

Description：IC REG CTRLR HALF-BRIDGE 24WQFN
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:92ed278ba567 Category: DC DC Switching Controllers Brand: Texas Instruments

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Product introduction

LM5039SQ/NOPB is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG CTRLR HALF-BRIDGE 24WQFN. Review the specifications below when checking this part for your BOM.

DC DC Switching Controllers specifications for LM5039SQ/NOPB

Description：IC REG CTRLR HALF-BRIDGE 24WQFN
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Output Type：Transistor Driver
Function：Step-Up/Step-Down
Output Configuration：Positive, Isolation Capable
Topology：Half-Bridge
Number of Outputs：1
Output Phases：1
Voltage - Supply (Vcc/Vdd)：13V ~ 105V
Frequency - Switching：200kHz, 500kHz
Duty Cycle (Max)：-
Synchronous Rectifier：Yes
Clock Sync：Yes
Serial Interfaces：-
Control Features：Frequency Control, Ramp, Soft Start
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：24-WFQFN Exposed Pad
Supplier Device Package：24-WQFN (4x5)
Grade：-
Qualification：-

DC DC Switching Controllers datasheet and documents for LM5039SQ/NOPB

LM5039SQ/NOPB

DC DC Switching Controllers Overview

The LM5039SQ/NOPB is a half-bridge PWM controller designed for high-voltage applications, featuring an input operating range of 36V to 75V. It integrates average current limit protection and provides synchronous rectifier control outputs with programmable delays. The device supports half-bridge topology power converters using voltage mode control with line voltage feed-forward. It operates within a temperature range of -40°C to +125°C and utilizes a WQFN package.

DC DC Switching Controllers Feature Summary

Integrates average current limit protection for enhanced system reliability
Provides synchronous rectifier control outputs with programmable delays
Supports voltage mode control with line voltage feed-forward

DC DC Switching Controllers Applications

High-voltage half-bridge power converters
Industrial power supply systems
Server and telecom power architectures

DC DC Switching Controllers Procurement Notes

Verify the specific suffix 'SQ' indicates automotive qualification requirements against the official datasheet. Confirm the package type matches design constraints. Ensure the manufacturer is Texas Instruments or authorized licensee. Check for RoHS compliance status in the latest documentation.

DC DC Switching Controllers Selection Notes

Select this component when designing half-bridge topologies requiring inputs between 36V and 75V. It is suitable for applications needing integrated current limiting and precise synchronous rectification timing. Consider thermal performance and package availability for high-volume production.

DC DC Switching Controllers Part Context

This part belongs to the LM5039 family of half-bridge PWM controllers from Texas Instruments. It is engineered for robust performance in demanding power conversion environments. The SQ variant typically denotes extended temperature and reliability specifications suitable for automotive or industrial sectors.