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Name: FDMF5821DC
Brand: ON Semiconductor
SKU: FDMF5821DC
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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ON Semiconductor FDMF5821DC

Part No.:: FDMF5821DC

Manufacturer:: ON Semiconductor

Package:: 31-PowerWFQFN

Datasheet:: FDMF5821DC.pdf

Description:: IC SPS HALF-BRIDGE DRVR 31PQFN

In Stock:: 3580

Quantity:: Add To Cart

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FDMF5821DC this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including FDMF5821DC price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for FDMF5821DC to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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FDMF5821DC Typical application Circuitry

FDMF5821DC

The FDMF5821DC is a part of the PowerTrench® series, specifically designed as a fully optimized and integrated DrMOS solution for high-efficiency DC-DC conversion applications. This component integrates a driver IC and two PowerTrench® MOSFETs in a single package, providing a compact and high-performance solution for synchronous buck converters commonly used in computing, telecommunications, and consumer electronics where space and efficiency are critical.

1. Innovative Aspects of the FDMF5821DC Series: The FDMF5821DC leverages advanced integration techniques to combine high-side and low-side MOSFETs with a driver IC, facilitating improved switching performance, lower power losses, and enhanced thermal management. This integration supports the demands of high-density power designs, offering significant benefits in terms of efficiency and form factor.

2. Pin Configuration and Strategic Connection Approach: The FDMF5821DC is housed in a 56-pin PQFN package, featuring a complex pinout that supports its integrated functionality. The key terminals include V_IN for input voltage, SW for the switch node connecting the high-side and low-side MOSFETs, PGND and AGND for power and analog ground connections respectively, and V_DRV for the driver voltage supply. Additional pins are dedicated to the PWM input for controlling the MOSFETs, BOOT for the high-side gate drive bootstrap supply, and various other control and feedback signals necessary for precise operation.

3. Detailed Circuit Integration for the FDMF5821DC: To integrate the FDMF5821DC into a power conversion circuit, connect the V_IN pins to the input voltage source, ensuring stable and clean power delivery with appropriate decoupling. The SW node should be connected to the output inductor of the buck converter, facilitating the switching operation for voltage conversion. The PGND and AGND must be properly connected to their respective ground planes to ensure signal integrity and minimize noise. The BOOT pin requires a bootstrap capacitor connected to the SW node to provide the floating supply for the high-side gate driver, and the PWM input needs to be connected to the PWM signal from the controller.

4. Optimizing the Use of FDMF5821DC for Enhanced Performance: Achieving optimal performance from the FDMF5821DC involves careful management of the PCB layout to minimize parasitic inductances and resistances, particularly in the critical paths such as the SW node and ground connections. Thermal management is also crucial, given the high power density of the component, necessitating effective heat sinking and consideration of airflow in the design.

5. System Design Considerations with the FDMF5821DC: Designing with the FDMF5821DC requires attention to the electrical and thermal specifications of the component, ensuring that the design stays within the operational limits of the device. The layout should prioritize short, wide traces for high-current paths and maintain a solid ground plane to enhance performance and reliability.

6. Application Scope of the FDMF5821DC: The high efficiency and compact design of the FDMF5821DC make it suitable for a variety of applications, including VRMs (Voltage Regulator Modules) for CPUs and GPUs, power supplies for memory modules, and other power conversion applications in dense electronic systems where space-saving and efficiency are paramount.

In summary, the FDMF5821DC from the PowerTrench® series represents a state-of-the-art integrated solution for synchronous buck converters, combining MOSFETs and a driver IC in a single package. Its integration into power systems requires meticulous planning of pin connections, careful PCB layout for optimal electrical and thermal performance, and strategic design considerations to fully utilize its capabilities in enhancing the efficiency and compactness of power electronic applications.

FDMF5821DC information

FDMF5821DC Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
PowerTrench®, SyncFET™
ProductStatus:
Active
OutputConfiguration:
Half Bridge
Applications:
Synchronous Buck Converters
Interface:
PWM
LoadType:
Inductive
Technology:
UMOS
RdsOn(Typ):
470mOhm LS, 680mOhm HS
Current-Output/Channel:
60A
Current-PeakOutput:
-
Voltage-Supply:
4.5V ~ 5.5V
Voltage-Load:
4.5V ~ 16V
OperatingTemperature:
-40°C ~ 125°C (TJ)
Features:
Bootstrap Circuit, Latch Function, Status Flag
FaultProtection:
Over Temperature, UVLO
MountingType:
Surface Mount

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6. What is the process for return or replacement of FDMF5821DC?

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(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of FDMF5821DC.

(3)The PartNo is unused and only in the original unpacked packaging.

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(1)Inform us within 90 days

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