Charge pump for operation at a wide range of power supply voltagesHaruyasu Fukui
PURPOSE: A level shift circuit functioning as an interface between circuits operating at different power supply voltages is provided to prevent the occurrence of feed-through current in the level shift circuit having a CMOS configuration. CONSTITUTION: A level shift circuit includes a level shift basi...
of 68 dB, a CMRR (DC) of 100 dB, a minimum output slew rate of 39 V/μs, and a quiescent current of 2.1 mA at supply voltages of ±2.5 V... Holman,T W.,Connelly,... - 《Solid State Circuits IEEE Journal of》 被引量: 114发表: 1995年 A novel current reference based on sub...
The humble power supply (PSU) is the unsung hero of your PC. Typically hidden out of sight deep in your computer case, it converts the AC power from your wall outlet into the DC power that your PC components need to operate, and it does so efficiently and reliably. Well, at least it...
AC/DC POWER SUPPLY, A METHOD OF DELIVERING DC POWER AT MULTIPLE VOLTAGES AND A COMPUTER DATA STORAGE SYSTEM EMPLOYING THE POWER SUPPLY OR THE METHODAn AC/DC power supply, a method of delivering DC power at multiple voltages and a computer data storage system. In one embodiment the AC/DC ...
aDuring each test the EUT shall be supplied from a test power source, capable of producing normal and extreme test voltages. For the purpose of tests, the voltage of the power source shall be measured at the input terminals of the EUT. During tests, the power supply voltages shall be main...
The reasons for this are conduction losses, switching losses and charge-storage effects of the silicon bipolar power transistor. Further, at low supply voltages around 3 V, the on-chip interstage matching circuit is critical for high PAE and high output power. This work presents an integrated 2...
First, make sure that the input voltage and the reference voltages come up to expected values and compare them with the ADC result. However, it is possible that the repeated power up has cause the digital to come up in a bad state. ...
The AT1731A DC-DC converter supply a compact and small power supply solution to provide the regulated voltages required by thin film transistor (TFT) LCD display. A built-in power sequence control. • Current-Mode PWM Step-Up Regulator Main High-Power Output up to 15V Typical ±...
We performed the test at different voltages (20, 15, 10 and 8 kV), working distances (WD) of 8 and 15 mm and different beam spot sizes. The images were all taken at the FEI Quanta 650 FEG SEM, where the spot size is a numerical value and we typically operate between 3 and ...