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    參數(shù)資料
    型號: TC1304-CD1EMF
    元件分類: 穩(wěn)壓器
    英文描述: 0.5 A SWITCHING REGULATOR, 2400 kHz SWITCHING FREQ-MAX, PDSO10
    封裝: 3 X 3 MM, 0.9 MM HEIGHT, PLASTIC, DFN-10
    文件頁數(shù): 13/38頁
    文件大小: 756K
    代理商: TC1304-CD1EMF
    TC1303A/TC1303B/TC1303C/TC1304
    DS21949C-page 20
    2008 Microchip Technology Inc.
    3.8
    Buck Regulator Shutdown Input
    Pin (SHDN1)
    SHDN1 is a logic-level input used to turn the buck
    regulator on and off. A logic-high (> 45% of VIN), will
    enable the regulator output. A logic-low (< 15% of VIN)
    will ensure that the output is turned off.
    3.9
    Buck Regulator Input Voltage Pin
    (VIN1)
    VIN1 is the buck regulator power input supply pin.
    Connect a variable input voltage source to VIN1.
    Connect VIN1 and VIN2 together with board traces as
    short as possible.
    3.10
    Buck Inductor Output Pin (LX)
    Connect LX directly to the buck inductor. This pin
    carries large signal-level current; all connections
    should be made as short as possible.
    3.11
    Power Ground Pin (PGND)
    Connect all large-signal level ground returns to PGND.
    These large-signal, level ground traces should have a
    small loop area and length to prevent coupling of
    switching noise to sensitive traces. Please see the
    physical layout information supplied in Section 5.0
    for
    grounding
    recommendations.
    3.12
    Exposed Pad (EP)
    For the DFN package, connect the EP to AGND, with
    vias into the AGND plane.
    相關(guān)PDF資料
    PDF描述
    TC1304-CF0EMFTR 0.5 A SWITCHING REGULATOR, 2400 kHz SWITCHING FREQ-MAX, PDSO10
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    TC1304-CN0EMF 0.5 A SWITCHING REGULATOR, 2400 kHz SWITCHING FREQ-MAX, PDSO10
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    參數(shù)描述
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