LM5181NGUR The LM5181NGUR is a 65V primary-side regulated (PSR) flyback DC/DC converter from Texas Instruments. It delivers up to 0.75A output current with ±1.5% total output regulation accuracy.
Mfr Part #:

LM5181NGUR

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The LM5181NGUR is a 65V primary-side regulated (PSR) flyback DC/DC converter from Texas Instruments. It delivers up to 0.75A output current with ±1.5% total output regulation accuracy.
✓ Total Stock: 165 pcs
$ Price Range: $1.32

LM5181NGUR Available from 1 distributor

✓ Authorised
✓ Non-Authorised
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165 pcs
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LM5181NGUR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Frequency
Function
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Type
Supplier Device Package
Synchronous Rectifier
Topology
Voltage

LM5181NGUR Description

Short technical summary and product information.

The LM5181NGUR is a 65V primary-side regulated (PSR) flyback DC/DC converter from Texas Instruments. It operates from an input voltage range of 4.5V to 65V, with operation down to 3.5V after start-up. The device integrates a 100V, 0.4Ω power MOSFET and delivers up to 0.75A output current.

 

The converter features a switching frequency range of 12 kHz to 350 kHz and includes a 6 ms internal or programmable soft start. It achieves ±1.5% total output regulation accuracy. The device is designed for isolated power supply applications requiring high input voltage capability.

 

The LM5181NGUR is available in a surface-mount package and operates over a junction temperature range of -40°C to 125°C.

LM5181NGUR Quick Information

Product Type: DC/DC Switching Regulator
Canonical Name: LM5181NGUR 65V PSR Flyback DC/DC Converter
Subcategory: Flyback Converter

LM5181NGUR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LM5181NGUR Estimated Pricing

Qty Low High
1+ $1.32 $1.32

Estimated market price range - modelled values for guidance only, not live distributor offers.

LM5181NGUR Features

  • Integrated 100V, 0.4Ω power MOSFET
  • ±1.5% total output regulation accuracy
  • 6 ms internal or programmable soft start
  • Wide input voltage range 4.5V to 65V
  • Switching frequency 12 kHz to 350 kHz

LM5181NGUR Applications

  • Isolated DC/DC power supply designs
  • Industrial power conversion systems
  • Automotive power management applications
  • Telecom and networking power supplies

LM5181NGUR FAQs

4 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the LM5181NGUR?

The LM5181NGUR operates from 4.5V to 65V, with operation down to 3.5V after start-up.

What is the maximum output current of the LM5181NGUR?

The maximum output current is 0.75A.

What is the operating temperature range of the LM5181NGUR?

The junction operating temperature range is -40°C to 125°C.

Does the LM5181NGUR have integrated power MOSFET?

Yes, it integrates a 100V, 0.4Ω power MOSFET.

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