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  • 2016-11-29 13:36:54
    Linear Technology LT3008 FeaturesThe Linear Technology LT3008 is a high-voltage, micropower, and tiny LDO with ultralow quiescent current of only 3uA. The device is suitable for applications that require moderate output drive capability and high input voltage applications and ultra low standby power cons...
  • 2016-08-19 00:55:38
    Ring winding machine seriesRing type winding the line machine various types, head of different products can be interchanged, flexible and convenient operation, fast speed and high efficiency, quality and quantity, price is reasonable, applicable wire diameter 0.06~1.5MM. minimum diameter of 2mm. Mainly the followi...
  • 2016-12-12 13:40:49
    Fixed resistance testing method(1) Rotate the multimeter's function selector switch to the resistance range and select the appropriate range according to the nominal value.(2) Analog multimeter first two short-circuit test pen, zero; digital multimeter will be two short-circuit test pen, read the original readin...
  • 2016-12-03 11:16:43
    Selection of braking resistor usageBraking Resistor A braking resistor is a carrier used to dissipate the regenerative energy of a motor in thermal energy. It is mainly used in inverter control motor fast stop mechanical system to help the motor because of its rapid parking generated by the regeneration of electri...
  • 2016-12-03 11:08:29
    Toshiba Satellite Pro C600 series featuresThe Satellite Pro C600 series is equipped with a new generation of Intel processing platforms, with strong dual-core power, with 2GB DDR3 memory, to achieve high-speed stable system operation and lower power consumption, easy to deal with heavy task handling needs...
  • 2017-03-16 18:40:53
    When the PN junction plus reverse voltage, that is, the positive pole of the power supply connected to the N area, the negative then P area. The direction of the applied electric field is the same as the direction of the electric field in the PN junction, and the PN junction is in the reverse bias. Under the...
  • 2016-08-30 00:15:59
    JT3 series DC electromagnetic relayJT3 DC electromagnetic relay common models are: 48V JT3-11/1 220V JT3-11 JT3-11/1 220V JT3-11 110V JT3-11/1 24V JT3-11/3 24V JT3-11 110V JT3-11/3 48V JT3-11 440V110V JT3-11/5 JT3-11/5 220V JT3-11/3 110V JT3-11/3 220V JT3-20 220V JT3-...
  • 2017-02-15 22:33:49
    Agilent InfiniiVision X Series product featuresAgilent InfiniiVision 2000 and 3000 X series oscilloscope to join, to achieve the original breakthrough on the original MegaZoom technology. The Agilent InfiniiVision X Series integrates function signal generators and logic channels into the field of econo...
  • 2016-11-27 20:29:16
    In the circuit diagram, a capacitor (fixed capacitor) is represented by the graphical symbol shown in Figure 1-26. The capacitor character is the letter "c". If there are multiple capacitors in the circuit diagram, use the letter "c" plus the number to be distinguished, for example: c1, c2, c3 ...... In the mor...
  • 2017-01-13 21:28:16
    In the circuit diagram, a capacitor (fixed capacitor) is represented by the graphical symbol shown in Figure 1-26. The capacitor character is the letter "c". If there are multiple capacitors in the circuit diagram, use the letter "c" plus the number to be distinguished, for example: c1, c2, c3 ...... In the mor...
  • 2016-08-15 12:00:04
    Automotive relay is a kind of automatic control device when the input quantity (electric, magnetic, acoustic, optical, thermal) reaches a certain value. The automobile relay is a relay which is used in the automobile, the switching load power is big, the impulse and the vibration resistance are high.Auto relay has ...
  • 2017-01-13 21:28:55
    Analog Device Testing: Test with an op amp. From the "A" point "virtual ground" concept: ∵ Ix = Iref, ∴ Rx = Vs / V0 * Rref, Vs, Rref excitation source respectively, the instrument calculates the resistance. Measured V0, then Rx can be obtained. If the measured Rx is capacitance, inductance, then V...
  • 2016-08-30 00:27:47
    Automotive relay is a kind of automatic control device when the input quantity (electric, magnetic, acoustic, optical, thermal) reaches a certain value. The automobile relay is a relay which is used in the automobile, the switching load power is big, the impulse and the vibration resistance are high.Auto relay has t...
  • 2016-11-30 15:14:48
    Holtek Multichannel C / R-F Microcontrollers HT45R36It is understood that, multi-channel C / R-F microcontroller HT45R36 is a ROM 2kx14, RAM is 120 bytes, I / O up to 9-port MCU. In addition, the HT45R36 provides 16 channel C / RF functions, two external interrupt pins that can be set ...
  • 2017-01-13 21:27:17
    2. Fixed resistor selectionThere are many types of fixed resistors, and the choice of which material and structure of the resistor, the circuit should be based on the specific requirements of the application. (1) Nominal values of the selected resistors should be close to those calculated in the circuit design. Gen...
  • 2016-08-27 21:52:39
    Electronic components has a different package types, different types of element shape, but the internal structure and purpose is not the same as in the, such as to220 package components may triode, controllable silicon, field effect transistor, or double diode.TO-3 package components have a transistor, integrated ci...
  • 2016-11-28 19:59:29
    1.2.5 series and parallel capacitors 1. Series connection of capacitors The number of capacitor plates connected end to end, connected into a string, which is the capacitor in series. Figure 1.27 is a series circuit of three capacitors. Assuming that the total capacitance of the series capacitor is C, 1 / C =...
  • 2016-12-13 09:37:53
    Commonly used resistance of the performance characteristicsCarbon membrane resistanceHigh stability, low noise, widely used. Resistance range: 1Ω-10MΩMetal film resistorSmall size, small noise, high stability, small temperature coefficient, high temperature, high precision, but the pulse load stability is poor...
  • 2016-11-28 20:04:00
    FRAM single-chip memory technology: FRAM as a code memory, when considering the focus on how to avoid accidental write. Ramtron's FM20L08 128Kx8 FRAM memory, featuring sophisticated block write protection, allows users to designate 8 memory regions as read-only and write FRAM as write SRAM ...
  • 2017-01-13 21:24:27
    1.8.3 Digital integrated circuits There are many types of digital integrated circuit products. They constitute a variety of logic circuits, such as gate circuits, flip-flops, counters, registers, encoders, decoders and so on. In our computer, there are a large number of various functions of the digital integrated ...
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