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LMR51440SDRRR - 36V, 4A Synchronous Step-Down DC/DC Converter With Low IQ

Product Description

LMR51440SDRRR is a wide-VIN, easy-to-use synchronous buck converter capable of driving up to 4A load current. With a wide input range of 4 V to 36 V, the device is suitable for a wide range of industrial applications for power conditioning from an unregulated source.

Product Features

Configured for rugged industrial applications

– Wide Input voltage range: 4 V to 36 V

– 4A continuous output current

– ±1.0% tolerance voltage reference at room temperature

– Minimum switching-on time: 75 ns (typical)

– Low Quiescent current: 25 µA

– Adjustable Frequency: 200 kHz to 1.1 MHz

– Frequency spread spectrum (PFM variant)

– Protection features

Precision enable input

Open-drain PGOOD

VIN undervoltage lockout (UVLO)

Cycle-by-cycle current limiting

Short-circuit protection with hiccup mode

Thermal shutdown

– Low dropout mode operation

– Junction temperature range: –40°C to 150°C

Applications

Major appliances

PLC, DCS, and PAC

Test and measurement instrumentation

Power delivery

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

• 4.Can I make an inquiry through the company's website?

  A: You can inquire through the website, or by phone and email.

• 5.When can I deliver the goods after placing an order? How long will it take to get there?

  A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.

• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.