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ZCC6601替代SN6505

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    2022-5-9 15:00
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    [LV.4]偶尔看看III

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    发表于 2021-11-10 15:57 | 只看该作者 回帖奖励 |正序浏览 |阅读模式

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    x
    FEATURES 0 R+ v8 y4 M0 H& A" \+ T
    APPLICATIONS ( j7 _/ M# ^' a! C. m
    • Push-Pull Driver for Small Transformers
    ; K" W7 I6 e0 z: Z• Isolated InteRFace Power Supply for CAN, RS-
    / ]5 {6 ^/ P/ Y/ l• Single 3.3 V or 5 V Supply
    1 K5 ]7 K% B4 k' ^' ]2 Q• High Primary-side Current Drive: . t3 u- S6 Y8 C+ |% f  i) D/ W
    – 5 V Supply: 650 mA (max)
    2 q: y8 n/ `: z9 {: E0 ?– 3.3 V Supply: 450 mA (max) , D9 \$ X# V/ X0 B5 D$ Y
    • Low Ripple on Rectified Output Permits Small - z, B7 o) c. M$ `  d6 t0 o2 H# V
    Output Capacitors
    4 C, `1 Q0 ?0 B0 j$ d• Soft start and Current limit ' b5 @! _3 y  Q
    • Thermal shutdown
    0 ~7 ?: Z4 P# |) B4 Y• Small 5-pin SOT23 Package / c2 V" x, W6 r$ v( ^* }& N
    485, RS-422, RS-232, SPI, I2C, Low-Power LAN   n0 l  y# t; A# [* C# N+ R
    • Industrial Automation ) c3 E. X" ~7 C8 D% |
    • Process Control
    ! p8 B5 v3 ^2 K1 r1 d3 d: m9 D• Medical Equipment
    ) [$ i( x2 o3 j) ^( aDESCRIPTION 4 l5 }; c, I" I
    The ZCC6601 is a monolithic oscillator/power-driver, specifically designed for small form factor, isolated power
    / w- U% }- O! D. f" ?# ysupplies in isolated interface applications. It drives a low-profile, center-tapped transformer primary from a 3.3 V 9 ?$ ~0 H6 W0 h/ d9 v' R
    or 5 V DC power supply. The secondary can be wound to provide any isolated voltage based on transformer
    " W7 h% X0 K) sturns ratio. : \9 e+ H6 [8 J1 F) B
    The ZCC6601 consists of an oscillator followed by a gate drive circuit that provides the complementary output " t- y: q$ N: ?9 E$ _' I
    signals to drive the ground referenced N-channel power switches. The internal logic ensures break-before-make
    2 H4 C1 T7 j2 M: X! eaction between the two switches. & p  l0 ]) N) y  r+ X
    The ZCC6601 is available in a small SOT23-5 package, and is specified for operation at temperatures from –
    + N0 f5 s5 W; i/ O! @  D40°C to 125°C.% K, A/ q7 y/ u: T

    : a, J: b( f7 j/ _9 O6 d$ L# L
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