PDF
... corresponding to the luminous flux rank. Mitsubishi Electric’s design is able to handle up to six different ranks. 3.2 Feed-forward control The LED driver must be designed assuming that the supply voltage varies. Constant current control is generally performed by the feed-back system for the output ...
... corresponding to the luminous flux rank. Mitsubishi Electric’s design is able to handle up to six different ranks. 3.2 Feed-forward control The LED driver must be designed assuming that the supply voltage varies. Constant current control is generally performed by the feed-back system for the output ...
YIXIN_SIM808 module is a GSM and GPS two-in
... YIXIN_SIM808 module is a GSM and GPS two-in-one function module. It is based on the latest GSM/GPS module SIM808 from SIMCOM, supports GSM/GPRS Quad-Band network and combines GPS technology for satellite navigation. It features ultra-low power consumption in sleep mode and integrated with charging c ...
... YIXIN_SIM808 module is a GSM and GPS two-in-one function module. It is based on the latest GSM/GPS module SIM808 from SIMCOM, supports GSM/GPRS Quad-Band network and combines GPS technology for satellite navigation. It features ultra-low power consumption in sleep mode and integrated with charging c ...
FJP13009 High Voltage Fast-Switching NPN Power Transistor FJP13009 High V
... FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implan ...
... FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implan ...
Circuit Theory
... A sketch of the graphical construction is shown in the fig. The curve represents the exponential diode equation and the straight line represents the equation (2). Such a straight line is known as load line . The load line intersects the diode curve at point Q, which represents the operating point of ...
... A sketch of the graphical construction is shown in the fig. The curve represents the exponential diode equation and the straight line represents the equation (2). Such a straight line is known as load line . The load line intersects the diode curve at point Q, which represents the operating point of ...
X-RAD 225 - Precision X-Ray
... for high and low dose radiation studies normally conducted in research laboratories. The cabinet requires no additional shielding and features an adjustable specimen shelf and filter station to provide ultra stable and uniform dose delivery. The TouchRAD Control is multi-user, password protected tou ...
... for high and low dose radiation studies normally conducted in research laboratories. The cabinet requires no additional shielding and features an adjustable specimen shelf and filter station to provide ultra stable and uniform dose delivery. The TouchRAD Control is multi-user, password protected tou ...
Lab 4: Bipolar Junction Transistors (BJT)
... AC voltage source, Vth, in series with an output resistance, Rth. The manual for the HP/Agilent function generator lists its output impedance as 50. Sketch a circuit showing how to measure this output impedance using an external load. Show what you would measure and where and specify the size of lo ...
... AC voltage source, Vth, in series with an output resistance, Rth. The manual for the HP/Agilent function generator lists its output impedance as 50. Sketch a circuit showing how to measure this output impedance using an external load. Show what you would measure and where and specify the size of lo ...
Motor Efficiency and Power Factor
... an elevator weighing 5500 lbf at a rate of 5 ft/s. The elevator operates 7 hr/day in APCo summer months and 3 hr/day in winter months using an 85% efficient motor installed when the condo was built. Consider a replacement 95% efficient Baldor Super-E motor costing $3500 + $500 installation. Assuming ...
... an elevator weighing 5500 lbf at a rate of 5 ft/s. The elevator operates 7 hr/day in APCo summer months and 3 hr/day in winter months using an 85% efficient motor installed when the condo was built. Consider a replacement 95% efficient Baldor Super-E motor costing $3500 + $500 installation. Assuming ...
Ferroresonance in Three-Phase Power Distribution Transformers
... As it has been mentioned, the less loaded the transformer is, the less the system damping and the more probable the ferroresonance becomes (during night time, weekends, holidays, etc.). For an open phase system, a very few percentage of the transformer rating can be enough to damp out the ferroreson ...
... As it has been mentioned, the less loaded the transformer is, the less the system damping and the more probable the ferroresonance becomes (during night time, weekends, holidays, etc.). For an open phase system, a very few percentage of the transformer rating can be enough to damp out the ferroreson ...
PDF
... PWM is responsible for the modulation of the duration of the rectangular pulse at the outputs S1, S2, the current signal is proportional to the voltage at the terminals of VSF output circuit (output voltage source) and input module, these findings constitute a positive feedback loop module they outp ...
... PWM is responsible for the modulation of the duration of the rectangular pulse at the outputs S1, S2, the current signal is proportional to the voltage at the terminals of VSF output circuit (output voltage source) and input module, these findings constitute a positive feedback loop module they outp ...
TIP31A
... NOR IN PRODUCTS OR SYSTEMS, WHERE FAILURE OR MALFUNCTION MAY RESULT IN PERSONAL INJURY, DEATH, OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE. ...
... NOR IN PRODUCTS OR SYSTEMS, WHERE FAILURE OR MALFUNCTION MAY RESULT IN PERSONAL INJURY, DEATH, OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE. ...
Tutorial 1 - WordPress.com
... In a silicon crystal, how many covalent bonds does a single atom form? What happens if heat is added to silicon? Name the two energy levels at which current is produced in silicon? Describe the process of doping and explain how it alters the atomic structure of silicon. What is antimony? What is bor ...
... In a silicon crystal, how many covalent bonds does a single atom form? What happens if heat is added to silicon? Name the two energy levels at which current is produced in silicon? Describe the process of doping and explain how it alters the atomic structure of silicon. What is antimony? What is bor ...
Optimal Loading of Audio Transformers for Crystal Set Use
... (secondary). Then, an approximate value for the turns ratio N was obtained. A 0.1V peak-amplitude 1kHz signal was applied to the primary, giving 0.022V peak across the unloaded secondary. This yielded a 4.54:1 voltage transformation ratio or N. However, it is recommended the turns ratio be measured ...
... (secondary). Then, an approximate value for the turns ratio N was obtained. A 0.1V peak-amplitude 1kHz signal was applied to the primary, giving 0.022V peak across the unloaded secondary. This yielded a 4.54:1 voltage transformation ratio or N. However, it is recommended the turns ratio be measured ...
X4 Drives Specification Sheet
... • Standard Modbus communications • ARCTIC mode for cold locations • V/Hz or Sensorless Vector Control • 3-year warranty ...
... • Standard Modbus communications • ARCTIC mode for cold locations • V/Hz or Sensorless Vector Control • 3-year warranty ...
Step-Down Converter Operates from Single Li-Ion Cell
... The circuit of Figure 3 shows the LTC1626 being used for board-level conversion of 5V to 3.3V at up to 0.6A. Although a linear regulator could also perform this function, it would result in an additional 1W of power loss. The high efficiency of the LTC1626 (Figure 4) reduces this loss to only 230mW. ...
... The circuit of Figure 3 shows the LTC1626 being used for board-level conversion of 5V to 3.3V at up to 0.6A. Although a linear regulator could also perform this function, it would result in an additional 1W of power loss. The high efficiency of the LTC1626 (Figure 4) reduces this loss to only 230mW. ...
Abstract - Induction motor is used in majority of the
... it is essential to monitor the performance of the motor without changing its operation. Here in this paper, introduces a new technique in which embedded system is integrated into the wireless network. During this technique, different sensors are connected with the motor and the values are extracted ...
... it is essential to monitor the performance of the motor without changing its operation. Here in this paper, introduces a new technique in which embedded system is integrated into the wireless network. During this technique, different sensors are connected with the motor and the values are extracted ...
Definitions and Measurement of Power Factor
... Abstract: The methodology of measurement of cos(φ) was developed long time ago, but it is usable only for sinusoidal voltages and currents. Nowadays the customer loads use power supplies built with semiconductors, switching power supplies, power controlling systems, etc. These loads cause non-sinuso ...
... Abstract: The methodology of measurement of cos(φ) was developed long time ago, but it is usable only for sinusoidal voltages and currents. Nowadays the customer loads use power supplies built with semiconductors, switching power supplies, power controlling systems, etc. These loads cause non-sinuso ...
1B22 数据手册DataSheet 下载
... Pressure Transmitter: In Figure 8, the 1B22 is used in a pressure transmitter application to provide complete inputoutput isolation and avoid signal errors due to ground loop currents. The process pressure is monitored with a strain gage type pressure transducer interfaced by the Analog Devices’ 1B3 ...
... Pressure Transmitter: In Figure 8, the 1B22 is used in a pressure transmitter application to provide complete inputoutput isolation and avoid signal errors due to ground loop currents. The process pressure is monitored with a strain gage type pressure transducer interfaced by the Analog Devices’ 1B3 ...
CAPACITOR PRESENTATION MATERIALS
... itself over a period due to the expansion and contraction created by the electric heat. FRAKO Capacitor’s spring also acts as an Inductor to suppress the in-rush current which the capacitor will experience during switching ON. ...
... itself over a period due to the expansion and contraction created by the electric heat. FRAKO Capacitor’s spring also acts as an Inductor to suppress the in-rush current which the capacitor will experience during switching ON. ...