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LTC7891RUFDM is a high performance, step-down, dc-to-dc switching regulator controller that drives all N-channel synchronous gallium nitride (GaN) field effecttransistor (FET) power stages from input voltages up to 100 V.

Product Features

►GaN drive technology fully optimized for GaN FETs

► Wide VIN range: 4 V to 100 V

► Wide output voltage range: 0.8 V ≤ VOUT ≤ 60 V

► No catch, clamp, or bootstrap diodes needed

► Internal smart bootstrap switches prevent overcharging of highside driver supplies

► Internally optimized, smart near zero dead times or resistor adjustable dead times

► Split output gate drivers for adjustable turn on and turn off driver strengths

► Accurate adjustable driver voltage and UVLO

► Low operating IQ: 5 μA (48 VIN to 5 VOUT)

► Programmable frequency (100 kHz to 3 MHz)

► Phase lockable frequency (100 kHz to 3 MHz)

► Spread spectrum frequency modulation

Applications

► Industrial power systems

► Military avionics and medical systems

► Telecommunications power systems

• 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.