Products/Services for Variable Resistor Datasheet

  • Potentiometers, Rheostats, and Trimmers-Image
    Potentiometers, Rheostats, and Trimmers - (352 companies)
    ...both form or use a voltage divider, their functions and uses are very different. Potentiometers as described in this article are variable resistors used to control small amounts of electrical power, while the second devices uses voltage division...
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    Potentiometer Type
    Potentiometer Category
    Actuator Configuration
  • Resistors-Image
    Resistors - (819 companies)
    ...or they may be variable or adjustable within a certain range. As passive components, resistors can only reduce voltage or current signals and cannot increase them. Understanding Resistors. Resistance. The resistance of an element measures its...
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    Wirewound Resistors - (72 companies)
    ...range is typically between 4 and 17 W, but may be able to withstand power levels of 1000 W or more; requires low TCR. High-power applications. Potentiometer. Specialty application for variable resistors; wirewound technology typically employed...
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  • Chip Resistors-Image
    Chip Resistors - (231 companies)
    ...packages. Resistors are components that oppose the flow of electrical current. They can be used to protect, operate, or control circuits. Resistors can have a fixed value of resistance, or they may be variable or adjustable within a certain range...
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  • Current Sensing Resistors-Image
    Current Sensing Resistors - (69 companies)
    Current sensing resistors convert the current flowing through it to a voltage drop. Monitoring or measuring this voltage drop allows the current through the resistor to be measured. Applications for current sensing resistors include power supplies...
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    Power Resistors - (109 companies)
    Power Resistors Information. Power resistors are used in power generation and distribution, high-voltage applications, control systems, and other power system applications. They include load banks, grounding resistors, and dynamic braking resistors...
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    Dynamic Braking Resistors (DBRs) - (26 companies)
    Dynamic braking resistors (DBRs) produce braking torque and absorb the high amounts of energy generated by stopping electric motors. They are used in variable-speed drive systems such as elevators, cranes, and trains. Some DBRs are also used...
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    Resistor, Capacitor Networks - (140 companies)
    Definition. Resistor, capacitor networks (RC networks) are integrated circuits (ICs) that contain resistor-capacitor arrays in a single chip. Applications. Some resistor, capacitor networks are used to suppress transmission-line effects on high...
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    Varistors - (176 companies)
    Varistors are voltage-clamping devices that can absorb current without damage. They are typically used in surge protection devices. Varistors are nonlinear two-electrode semiconductor voltage-dependant resistors. The current in a varistor...
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    Decade Boxes and Dividers - (65 companies)
    Decade boxes and dividers provide highly accurate and digitally variable standard values of resistance, capacitance, inductance, voltage and/or current for calibration, comparison and testing. Decade boxes and dividers include decade inductors...
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...this variation can have a real effect in a Rheostat S ) creates the Relement into a string of resistors (R configuration (variable resistor). S AB resistance. The node between each R resistor is a S In the Potentiometer configuration, if the A and B contact point (source or drain) for the wiper switch...

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: To control the charge or discharge current and stabilize load. ? Motor: To control the rotation speed, either steady or variable. Re: Current sensor When loading current is low, current flows in direction 1. When loading current is increased to a certain level and turns Tr2 on, current flows...

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Think of the IO port as a variable resistor that regulates the current to 4-20 ma in the loop. All the other. devices in the loop are represented as a resistor equal to the input resistance of all the devices combined. This maximum allowable value for this resistance depends on the power supply...

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A PIN diode is essentially a variable resistor. To determine the value. of this resistance, consider a volume comparable to a typical PIN. diode chip, say 20 mil diameter and 2 mils thick. This chip has a. DC resistance of about 0.75 M O. Note: 1 mil = 0.001 inches. In real diodes...

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...very simple circuits, not much more than a high-current rheostat (variable resistor) wired in series with the lamp. For low-light conditions, it was adjusted to a high resistance, reducing the current through the lamp filament. For high-light conditions, it was adjusted for a low resistance increasing...

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...the data to the fuel gauge or digital instrumentation to display the signal generated level. One common liquid level sender is a 33-240 Ohm resistive float sender. It consists of a float attached to an actuating arm (rod) with a variable resistor (potentiometer) mounted at the end of this rod...

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...float level sender. It consists of a float attached to an actuating arm (rod) with a variable resistor (potentiometer) mounted at the end of this rod. The resistive float water level sender interfaces with the gauge via a wiper that slides across the resistive material of the potentiometer....

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The simplest and least expensive solution is to connect a resistor from the VOUT Adjust pin to the minus (-) reference point or to the plus (+) reference point (positive point where the feedback RF resistor is connected. When a variable voltage source, such as a digital-to-analog converter (D...

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Linear regulators (or voltage regulators) act as a series variable power resistor when they are connected between an unregulated voltage source and a load. Linear regulators are used to provide voltage stability (regulation) for the load. However do not confuse linear regulators with switching...

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...of complex analog waveforms.: (PWM and R-2R Ladder). Both the Pulse Width Modulation (PWM) and resistor ladders require only a few external components to create a D/A converter with the PICmicro? microcontroller series. These techniques can be used to generate dual-tone multiplexed frequencies (DTMF...

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