LM5119PSQE The Texas Instruments LM5119PSQE is a dual synchronous buck controller designed for wide input voltage ranges. It offers flexible output voltage and current capabilities.
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LM5119PSQE

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM5119PSQE is a dual synchronous buck controller designed for wide input voltage ranges. It offers flexible output voltage and current capabilities.
✓ Total Stock: 7,861 pcs
$ Price Range: $0.78

LM5119PSQE Available from 1 distributor

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LM5119PSQE Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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LM5119PSQE Description

Short technical summary and product information.

The LM5119PSQE from Texas Instruments is a dual synchronous buck controller featuring a wide input voltage range from 5.5V to 65V. This controller supports configurable dual outputs or an interleaved single output, providing design flexibility.

 

Key electrical specifications include a maximum output current of 15A, a programmable output voltage range from 0.8V to 64V, and a maximum duty cycle of 98%. It operates using current mode control and has a typical quiescent current of 0.006A. The switching frequency can be programmed up to 750 kHz.

 

Designed for robust performance, the LM5119PSQE includes features like adjustable current limit, frequency synchronization, and synchronous rectification. It operates within a temperature range of -40°C to 125°C. The device is housed in a 32-pin WQFN package measuring 5mm x 5mm.

 

This controller is suitable for various power management applications requiring efficient and stable DC/DC conversion over a broad input voltage spectrum.

LM5119PSQE Quick Information

Product Type: DC DC Switching Controller
Canonical Name: LM5119PSQE Dual Synchronous Buck Controller
Subcategory: Power Management ICs

LM5119PSQE Compliance

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

LM5119PSQE Estimated Pricing

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1+ $0.78 $0.78

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

LM5119PSQE Features

  • Wide input voltage range: 5.5V to 65V.
  • Dual synchronous buck controller.
  • Max output current: 15A.
  • Programmable output voltage: 0.8V to 64V.
  • WQFN 32-pin package.

LM5119PSQE Applications

  • For high-voltage step-down power supplies.
  • Suitable for industrial power rails.
  • Ideal for telecom base station equipment.
  • Used in 2-phase buck converter designs.
  • For automotive power systems.

LM5119PSQE FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the LM5119PSQE?

The input voltage range is 5.5 V to 65 V.

What is the output voltage range of the LM5119PSQE?

The output voltage range is 0.8 V to 64 V.

What is the maximum output current of the LM5119PSQE?

The maximum output current is 15 A.

What package does the LM5119PSQE come in?

It comes in a 32-pin WQFN package with dimensions 5 mm x 5 mm.

What is the operating temperature range of the LM5119PSQE?

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

What control mode does the LM5119PSQE use?

It uses current mode control.

What is the switching frequency of the LM5119PSQE?

The switching frequency is programmable up to 750 kHz.

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