LM2576T-ADJG

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ON Semiconductor LM2576T-ADJG

Part No.:
LM2576T-ADJG
Manufacturer:
ON Semiconductor
Package:
TO-220-5
Datasheet:
LM2576T-ADJG.pdf
Description:
IC REG MULT CONFG ADJ 3A TO220-5
In Stock:
4081
Quantity:
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    LM2576T-ADJG this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including LM2576T-ADJG 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 LM2576T-ADJG 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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    LM2576T-ADJG Typical application Circuitry

    LM2576T-ADJG

    The LM2576T-ADJG is part of the LM2576 series, a collection of regulators well-regarded for their simplicity and high efficiency in stepping down voltage. The series is adept at handling up to 3A of output current, making these regulators suitable for a wide array of applications such as consumer electronics, office appliances, and industrial equipment where power efficiency and space constraints are considerations.

    1. Pin 1 (Vin): The voltage input pin is where the source voltage for the LM2576T-ADJG is applied. To safeguard against input fluctuations and noise, a capacitor with sufficient capacitance (often 100 µF or greater) should be placed in close proximity to this pin.

    2. Pin 2 (Output): This pin provides the switch connection to the external LC filter components. The inductor, essential for smoothing out the pulsed output from the switching transistor, is connected here. In order to manage current when the internal switch is off, a diode is connected in parallel to the inductor.

    3. Pin 3 (Feedback (FB)): For the adjustable version of the regulator, which the LM2576T-ADJG is, this pin is critical. Here, a resistor divider from the output voltage to ground configures the output voltage level. By connecting the junction of this divider to FB, the LM2576T-ADJG can regulate the voltage accurately by modulating the internal switch's duty cycle in response to the connected load.

    4. Pin 4 (Ground): This pin is the reference ground and should be connected to the circuit's common ground. All ground-referenced components, like the input and output capacitors and the lower resistor of the voltage divider, should ideally converge at one ground point in the layout to prevent noise and ensure stable operation.

    5. Pin 5 (On/Off): The LM2576T-ADJG can be turned on or off using this pin. Applying a high signal turns the regulator on, while a low signal turns it off. This feature allows for effective power management; hence, for continuous operation, this pin can be directly connected to Vin. For applications that require the regulator to be dynamically turned on or off, this pin can be controlled by an external logic signal.

    To ensure the reliable performance of the LM2576T-ADJG, it is crucial to select the external components, such as the inductor, diode, input and output capacitors, and resistors for the voltage divider with careful adherence to the guidelines detailed in the datasheet. Additionally, attention should be paid to the layout of the printed circuit board (PCB) to minimize noise and ensure thermal management, following the application notes provided for the LM2576T-ADJG.

    LM2576T-ADJG informationLM2576T-ADJG information

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    6. What is the process for return or replacement of LM2576T-ADJG?

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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.

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