LM5181NGUR

$2.32

Description：IC REG FLYBACK 5V 500MA 8WSON
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:b61720170993 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM5181NGUR is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG FLYBACK 5V 500MA 8WSON. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM5181NGUR

Description：IC REG FLYBACK 5V 500MA 8WSON
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Function：Step-Up/Step-Down
Output Configuration：Positive
Topology：Flyback
Output Type：Fixed
Number of Outputs：1
Voltage - Input (Min)：4.5V
Voltage - Input (Max)：65V
Voltage - Output (Min/Fixed)：5V
Voltage - Output (Max)：-
Current - Output：500mA
Frequency - Switching：12kHz ~ 350kHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 150°C (TJ)
Mounting Type：Surface Mount
Package / Case：8-WDFN Exposed Pad
Supplier Device Package：8-WSON (4x4)
Grade：Automotive
Qualification：AEC-Q100

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM5181NGUR

LM5181NGUR

Voltage Regulators - DC DC Switching Regulators Overview

The LM5181NGUR is a flyback DC-DC converter from Texas Instruments, housed in an 8-WSON package. It operates with an input voltage range of 4.5 V to 65 V and provides a fixed 5 V output at up to 500 mA. The switching frequency is adjustable between 12 kHz and 350 kHz. It supports boost/buck topologies and functions within a junction temperature range of -40°C to 150°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated power stage for compact flyback designs
Adjustable switching frequency for optimization
Supports both boost and buck operating modes

Voltage Regulators - DC DC Switching Regulators Applications

Industrial power supplies
Battery chargers
Isolated DC-DC conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix NGUR against the official datasheet to confirm the 8-WSON package and tape-and-reel orientation. Ensure compatibility with your PCB footprint and thermal requirements before finalizing procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a non-synchronous flyback solution is required for isolated applications. Consider the 500 mA output limit and the 65 V maximum input voltage when designing for higher power or voltage levels.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM5181 family of high-voltage flyback controllers. It integrates a power MOSFET and control logic into a single small-footprint package, simplifying design compared to discrete solutions.