ZHCUB93 july   2023

 

  1.   1
  2.   说明
  3.   特性
  4.   应用
  5.   5
  6. 1评估模块概述
    1. 1.1 引言
    2. 1.2 套件内容
    3. 1.3 规格
    4. 1.4 器件信息
  7. 2硬件
    1. 2.1 设置
    2. 2.2 物理访问
      1. 2.2.1 测试设备和设置
        1. 2.2.1.1 电源
        2. 2.2.1.2 仪表
        3. 2.2.1.3 示波器
        4. 2.2.1.4 负载
    3. 2.3 一般配置
  8. 3实现结果
    1. 3.1 测试设置和过程
      1. 3.1.1 通过 EN 控制实现上电和断电
      2. 3.1.2 输入过压测试
      3. 3.1.3 输出热短接测试
  9. 4硬件设计文件
    1. 4.1 原理图
    2. 4.2 PCB 布局
    3. 4.3 物料清单 (BOM)
  10. 5其他信息
    1.     商标

物料清单 (BOM)

表 5-1 列出了 EVM BOM

表 4-1 LM74912Q1EVM 物料清单
编号数量说明封装参考器件型号制造商备选器件型号备选制造商
C110.1uF电容,陶瓷,0.1uF,25V,+/-10%,X7R,AEC-Q200 1 级,06030603CGA3E2X7R1E104K080AATDK
C2、C820.1µF电容,陶瓷,0.1µF,100V,+/-10%,X8L,AEC-Q200 0 级,06030603GCJ188L8EL104KA07DMurata
C313300pF电容,陶瓷,3300pF,25V,+/-10%,X7R,06030603GRM188R71E332KA01DMuRata
C512.2uF电容,陶瓷,2.2μF,100V,+/-10%,X7R,12101210C1210C225K1RACTUKemet
C101100uF电容,铝,100uF,63V,+/-20%,AEC-Q200 2 级,THTH,2 引线,封装 10mm x 12.5mm,引脚间距 5mmELXZ630ELL101MJC5SChemi-Con
C1310.022uF电容,陶瓷,0.022uF,25V,+/-10%,X7R,06030603C0603C223K3RACTUKemet
D1133V二极管,TVS,双向,33V,SMBSMBSMBJ33CA-13-FDiodes Inc.
D51绿色LED,绿光,SMD1.6x0.8x0.8mmLTST-C190GKTLite-On
D61红色LED,红色,SMD红色 0805 LEDLTST-C170KRKTLite-On
H1、H2、H3、H44机械螺钉,圆头,#4-40 x 1/4,尼龙,飞利浦盘形头螺钉NY PMS 440 0025 PHB&F Fastener Supply
H5、H6、H7、H84六角螺柱,0.5"L #4-40,尼龙螺柱1902CKeystone
J1、J2、J3、J4、J95标准香蕉插头,非绝缘,8.9mmKeystone575-8575-8Keystone
J5、J6、J8、J134接头,100mil,3x1,锡,TH接头,3 引脚,100mil,锡PEC03SAANSullins Connector Solutions
J71接头,100mil,2x1,锡,TH接头,2 引脚,100mil,锡PEC02SAANSullins Connector Solutions
Q3、Q42MOSFET N 沟道 60V 16A (Ta),104A (Tc) 3.1W (Ta),136W (Tc) 表面贴装,可湿性侧面 8-PDFNU (5x6)PDFN56UTQM050NB06CR RLGTaiwan Semiconductor
R112.00k电阻,2.00k,1%,0.1W,AEC-Q200 0 级,06030603ERJ3EKF2001VPanasonic
R2150电阻,50,1%,0.1W,AEC-Q200 0 级,06030603CRCW060350R0FKEAVishay-Dale
R5112k电阻,12k,5%,0.1W,AEC-Q200 0 级,06030603CRCW060312K0JNEAVishay-Dale
R8、R9、R13、R24、R25、R2660电阻,0,5%,0.1W,AEC-Q200 0 级,06030603ERJ-3GEY0R00VPanasonic
R10,R152100k电阻,100k,1%,0.1W,AEC-Q200 0 级,06030603CRCW0603100KFKEAVishay-Dale
R11、R12、R23310.0k电阻,10.0k,1%,0.1W,AEC-Q200 0 级,06030603RMCF0603FT10K0Stackpole Electronics Inc
R1411.65k电阻,1.65k,1%,0.1W,AEC-Q200 0 级,06030603CRCW06031K65FKEAVishay-Dale
R16111.5k电阻,11.5k,1%,0.1W,AEC-Q200 0 级,06030603CRCW060311K5FKEAVishay-Dale
SH1、SH2、SH3、SH4、SH551x2分流器,100mil,镀金,黑色分流器SNT-100-BK-GSamtec969102-0000-DA3M
TP1、TP2、TP3、TP44测试点有插槽,0.118",TH测试点,TH 插槽测试点1040Keystone
TP5、TP6、TP7、TP8、TP9、TP10、TP137测试点,微型,橙色,TH橙色微型测试点5003Keystone
TP141测试点,微型,黑色,TH黑色微型测试点5001Keystone
U11具有集成短路保护和故障输出功能的理想二极管控制器VQFN24LM74912QRGEQ1德州仪器 (TI)
C600.01uF电容,陶瓷,0.01µF,100V,+/-10%,X7R,AEC-Q200 1 级,06030603CGA3E2X7R2A103K080AATDK
C110220μF电容,铝,220µF,63V,+/-20%,0.16Ω,AEC-Q200 2 级,SMDSMT 径向引线 H13EEV-FK1J221QPanasonic
C1501uF电容,陶瓷,1µF,100V,+/-10%,X7R,AEC-Q200 1 级,12061206GCM31CR72A105KA03MuRata
D2070V二极管,肖特基,70V,1A,SMASMAB170-13-FDiodes Inc.
D3033V二极管,TVS,单向,33V,53.3Vc,SMBSMBSMBJ33A-13-FDiodes Inc.
D4016V二极管,TVS,单向,16V,26Vc,SMBSMBSMBJ16A-13-FDiodes Inc.
L201uH电感,屏蔽,复合,1µH,43.5A,0.001Ω,SMD电感,11.3x10x10mmXAL1010-102MEBCoilcraft
Q1、Q20MOSFET N 沟道 60V 16A (Ta),104A (Tc) 3.1W (Ta),136W (Tc) 表面贴装,可湿性侧面 8-PDFNU (5x6)PDFN56UTQM050NB06CR RLGTaiwan Semiconductor
R60100电阻器,100,5%,0.1W,AEC-Q200 0 级,06030603CRCW0603100RJNEAVishay-Dale
R70200电阻,200,5%,0.25W,AEC-Q200 0 级,12061206CRCW1206200RJNEAVishay-Dale