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    Part Img LM25574MTX/NOPB datasheet by Texas Instruments

    • LM25574 - SIMPLE SWITCHER 42V, 0.5A Step-Down Switching Regulator 16-TSSOP -40 to 125
    • Original
    • Yes
    • Yes
    • Active
    • EAR99
    • 8542.39.00.01
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    LM25574MTX/NOPB datasheet preview

    LM25574MTX/NOPB Frequently Asked Questions (FAQs)

    • The recommended input capacitor value is 10uF to 22uF, depending on the input voltage and output current requirements. A larger capacitor value can help to reduce input voltage ripple and improve output voltage regulation.
    • To ensure the LM25574MTX/NOPB operates within its SOA, ensure that the input voltage, output current, and ambient temperature are within the recommended operating conditions specified in the datasheet. Additionally, ensure that the device is properly heatsinked and that the thermal design is adequate to prevent overheating.
    • The maximum output current capability of the LM25574MTX/NOPB is 5A. However, the actual output current capability may be limited by the input voltage, output voltage, and thermal design of the system.
    • The output voltage of the LM25574MTX/NOPB can be adjusted by using a resistive divider network between the output voltage sense pin and the ground pin. The output voltage can be calculated using the formula: Vout = 1.25V x (R1 + R2) / R2, where R1 and R2 are the resistors in the divider network.
    • The enable pin on the LM25574MTX/NOPB is used to turn the device on or off. When the enable pin is pulled high, the device is enabled and operates normally. When the enable pin is pulled low, the device is disabled and the output voltage is turned off.
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