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ADI LT8643SEV#PBF

IC REG BUCK ADJUSTABLE 6A 24LQFN

Ovaga Certification

Brands: Analog Devices, Inc

Mfr.Part #: LT8643SEV#PBF

Datasheet: LT8643SEV#PBF Datasheet (PDF)

Package/Case: LQFN-24

Product Type: Power Management ICs

RoHS Status:

Stock Condition: 2996 pcs, New Original

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Quick Quote

Please submit RFQ for LT8643SEV#PBF or email to us: Email: [email protected], we will contact you within 12 hours.

LT8643SEV#PBF General Description

Buck Switching Regulator IC Positive Adjustable 0.97V 1 Output 6A 24-TFQFN Exposed Pad

lt8643sev-pbf

Features

  • Silent Switcher® Architecture
  • Ultralow EMI Emissions
  • Optional Spread Spectrum Modulation
  • High Efficiency at High Frequency
  • Up to 96% Efficiency at 1MHz, 12VIN to 5VOUT
  • Up to 95% Efficiency at 2MHz, 12VIN to 5VOUT
  • Wide Input Voltage Range: 3.4V to 42V
  • 6A Maximum Continuous, 7A Peak Output
  • Ultralow Quiescent Current Burst Mode® Operation
  • 2.5μA IQ Regulating 12VIN to 3.3VOUT (LT8640S-2)
  • Output Ripple < 10mVP-P
  • External Compensation: Fast Transient Response and Current Sharing (LT8643S-2)
  • Fast Minimum Switch On-Time: 30ns
  • Low Dropout Under All Conditions: 100mV at 1A
  • Forced Continuous Mode
  • Adjustable and Synchronizable: 200kHz to 3MHz
  • Output Soft-Start and Tracking
  • Small 24-Lead 4mm × 4mm LQFN Package

Application

  • Automotive and Industrial Supplies
  • General Purpose Step-Down

Specifications

Parameter Value Parameter Value
Pin Count 32 Package Category Other
Released Date Mar 19, 2021 Last Modified Date Jun 16, 2023 6:25 AM UTC
Series Silent Switcher®2 Package Tray
Product Status Active Function Step-Down
Output Configuration Positive Topology Buck
Output Type Adjustable Number of Outputs 1
Voltage - Input (Min) 3.4V Voltage - Input (Max) 42V
Voltage - Output (Min/Fixed) 0.97V Voltage - Output (Max) 42V
Current - Output 6A Frequency - Switching 200kHz ~ 3MHz
Synchronous Rectifier Yes Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount Package / Case 24-TFQFN Exposed Pad
Supplier Device Package 24-LQFN (4x4)

Shipping

Shipping Type Ship Fee Lead Time
DHL DHL $20.00-$40.00 (0.50 KG) 2-5 days
Fedex Fedex $20.00-$40.00 (0.50 KG) 2-5 days
UPS UPS $20.00-$40.00 (0.50 KG) 2-5 days
TNT TNT $20.00-$40.00 (0.50 KG) 2-5 days
EMS EMS $20.00-$40.00 (0.50 KG) 2-5 days
REGISTERED AIR MAIL REGISTERED AIR MAIL $20.00-$40.00 (0.50 KG) 2-5 days

Processing Time:Shipping fee depend on different zone and country.

Payment

Terms of payment Hand Fee
Wire Transfer Wire Transfer charge US$30.00 banking fee.
Paypal Paypal charge 4.0% service fee.
Credit Card Credit Card charge 3.5% service fee.
Western Union Western Union charge US$0.00 banking fee.
Money Gram Money Gram charge US$0.00 banking fee.

Guarantees

1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.

Packing

  • Product

    Step1 :Product

  • Vacuum packaging

    Step2 :Vacuum packaging

  • Anti-static bag

    Step3 :Anti-static bag

  • Individual packaging

    Step4 :Individual packaging

  • Packaging boxes

    Step5 :Packaging boxes

  • bar-code shipping tag

    Step6 :bar-code shipping tag

All the products will packing in anti-staticbag. Ship with ESD antistatic protection.

Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.

We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

  • ESD
  • ESD

Datasheet PDF

Preliminary Specification LT8643SEV#PBF PDF Download

Key points

  • The LT8643SEV#PBF chip is a synchronous step-down regulator designed by Analog Devices. It operates over a wide input voltage range and delivers high efficiency and low ripple output. The chip features a constant frequency, peak current mode control architecture and can provide up to 8A of continuous output current. It also includes various protection features like overvoltage and overcurrent protection, making it suitable for a wide range of applications.
  • Features

    The LT8643SEV#PBF is a synchronous step-down switching regulator with an input voltage range of 3V to 42V. It can deliver up to 3.5A of continuous output current with high efficiency. It features a programmable switching frequency, low quiescent current, and a wide output voltage range. Additionally, it offers integrated protection features such as overcurrent and overtemperature protection.
  • Pinout

    The LT8643SEV#PBF is a 48-pin thermally enhanced package. It is an integrated circuit (IC) that serves as a synchronous step-down regulator. The pin count and function correspond to the specific design and manufacturer specifications of the LT8643SEV#PBF. Additional details about the pinout and function can be found in the datasheet provided by the manufacturer.
  • Manufacturer

    Analog Devices, Inc. is the manufacturer of the LT8643SEV#PBF. It is an American semiconductor company that specializes in designing and manufacturing analog, mixed-signal, and digital signal processing (DSP) integrated circuits used in various applications, including industrial, automotive, and consumer electronics.
  • Application Field

    The LT8643SEV#PBF is a step-down voltage regulator that can be used in a variety of applications such as automotive, industrial, and telecommunication systems. It offers high efficiency, a wide input voltage range, and a compact size, making it suitable for battery-powered devices and other power management needs.
  • Package

    The LT8643SEV#PBF chip has a package type of LQFN, its form is surface mount, and it has a size of 4mm x 4mm.

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