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The LTC7871HLWE is a high performance bi-directional buck or boost switching regulator. It is ideal for 48V/12V automotive dual battery systems as it regulates in boost mode from VLOW to VHIGH. Precise current programming loop regulates maximum current in both directions. Allows both batteries to power the load at the same time. Drives energy from one battery to the other.

Product Attributes

Output Type: Transistor Driver

Function: Boost/Buck

Output Configuration: Positive

Topology: Buck Boost

Number of Outputs: 6

Output Stages: 6

Voltage - Supply (Vcc/Vdd): 6V ~ 100V

Frequency - Switching: 60kHz ~ 750kHz

Duty Cycle (Maximum): 98%

Synchronous Rectifier: Yes

Clock Synchronisation: Yes

Serial Interface: SPI

Control Characteristics: Enable, Power Good, Soft Start

Operating Temperature: -40°C ~ 150°C (TJ)

Mounting Type: Surface Mount

Package/Shell: 64-LQFP Exposed Pad

Supplier Device Package: 64-LQFP-EP (10x10)

APPLICATIONS

● Automotive 48V/12V dual battery systems

● Backup power system

• 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.