參數(shù)資料
    型號: TMS320M642AGNZ7
    廠商: Texas Instruments, Inc.
    英文描述: 1A, 52kHz (250kHz Max) Current Mode PWM Control Circuit with 16V UVLO Threshold and 48% Max Duty Cycle; Package: SOIC-8 Narrow Body; No of Pins: 8; Container: Rail; Qty per Container: 98
    中文描述: 視頻/影像定點(diǎn)數(shù)字信號處理器
    文件頁數(shù): 117/123頁
    文件大小: 1205K
    代理商: TMS320M642AGNZ7
    www.ti.com
    7
    Mechanical Data
    TMS320F2808, TMS320F2806
    TMS320F2801, UCD9501
    Digital Signal Processors
    SPRS230F–OCTOBER 2003–REVISED SEPTEMBER 2005
    Table 7-1
    and
    Table 7-2
    show the thermal data.
    The mechanical package diagram(s) that follow the tables reflect the most current released mechanical
    data available for the designated device(s).
    Table 7-1. F280x Thermal Model 100-pin GGM Results
    Air Flow
    150 lfm
    29.31
    0.32
    PARAMETER
    θ
    JA
    [
    °
    C/W] High k PCB
    Ψ
    JT
    [
    °
    C/W]
    θ
    JC
    θ
    JB
    0 lfm
    30.58
    0.4184
    12.08
    16.46
    250 lfm
    28.09
    0.3725
    500 lfm
    26.62
    0.4887
    Table 7-2. F280x Thermal Model 100-pin PZ Results
    Air Flow
    150 lfm
    40.06
    0.85
    PARAMETER
    θ
    JA
    [
    °
    C/W] High k PCB
    Ψ
    JT
    [
    °
    C/W]
    θ
    JC
    θ
    JB
    0 lfm
    48.16
    0.3425
    12.89
    29.58
    250 lfm
    37.96
    1.0575
    500 lfm
    35.17
    1.410
    Mechanical Data
    117
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    TMS320M642AZDK5 1A, 52kHz (250khz Max) Current Mode PWM Control Circuit with 16V UVLO Threshold and 48% Max Duty Cycle<sup>3</sup><sup>3</sup><sup>3</sup><sup>3</sup><sup>3</sup><sup>3</sup><sup>3</sup><sup>3</sup><sup>3</sup><sup>3</sup><sup>3</sup> ; Package: SOIC-8 Narrow Body; No of Pins: 8; Container: Rail; Qty per Container: 98
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