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LTC3119HFE is a high efficiency 18V monolithic buck boost converter that can deliver up to 5A of continuous output current. 

Features

Input Voltage Range: 2.5V to 18V

Runs Down to VIN = 250mV After Start-Up

Output Voltage Range: 0.8V to 18V

5A 0utput Current in Buck Mode, VIN > 6V

3A 0utput Current for VIN =3.6V, Vouτ= 5V

Programmable Switching Frequency: 400kHz to 2MHz

Synchronizable with an External Clock Up to 2MHz

Accurate Run Comparator Threshold

Burst Mode@ Operation, No-Load lq = 35μA

Ultralow Noise Buck-Boost PWM

Current Mode Control

Maximum Power Point Control

Power Good Indicator

Internal Soft-Start

28-Lead 4mm x 5mm QFN and TSSOP Packages

Applications

Wide Input Range Power Supplies

1- to 4-Cell Lithium Battery Powered Products

RF Power Supplies

Solar Battery Chargers

System Backup Power Supplies

Lead Acid to 12V Regulator

• 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.