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电子设备工作时产生的热量，使设备内部温度迅速上升，若不及时将该热量散发，设备会持续升温，器件就会因过热失效，电子设备的可靠性将下降。因此，对电路板进行散热处理十分重要。一、印制电路板温升因素分析 引起印制板温升的直接原......
Dual, Voltage-Output DAC Consumes Miniscule PowerThe dual, voltage-output DACs shown in the figure below emplo......
印制电路板，又称印刷电路板、印刷线路板，简称印制板，英文简称PCB或PWB，以绝缘板为基材，切成一定尺寸，其上至少附有一个导电图形，并布有孔，用来代替以往装置电子元器件的底盘，并实现电子元器件之间的相互连接。指示灯电路及......
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LTC3786适合的PCB布局图：......
With the increasing daily reliance on networked data systems, the need for failsafe backup of power supply s......
简单的LED电源项目电路 A power source for simple LED projectsLED's are great display tools. Their prices have decreased ......
低功耗闪烁器电路--Low power blink ledR1 = 4 mOhm D1 = Red Led 5mm R2,6 = 10 mOhm T1 = BS170 R3 = 470 Ohm T2 = BC560B R......
Solid State Power ControllerAbout the CircuitThe ckt is built around two 555 timer ICs. U1 and U2. U1 is wired......
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