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Products/Services for Variable Resistor Datasheet

  • Potentiometers, Rheostats, and Trimmers-Image
    Potentiometers, Rheostats, and Trimmers - (361 companies)
    ...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 to measure a circuit's voltage. In a simple sense, the former products... Search by Specification | Learn More
  • Resistors-Image
    Resistors - (838 companies)
    ...the same as four band resistors except that the absence of a fourth band assumes a tolerance of +-20%. This video gives a further explanation of resistor color codes and how to read them: Video Credit: electroninstructor. Selection. When selecting... Search by Specification | Learn More
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    Wirewound Resistors - (70 companies)
    ...information about resistance, device labeling, and resistors in general, please visit the Resistors Selection Guide. Characteristics and Materials. While wirewound resistor materials and designs vary, all involve a length of resistive wire wrapped... Search by Specification | Learn More
  • Current Sensing Resistors-Image
    Current Sensing Resistors - (68 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... Search by Specification | Learn More
  • Chip Resistors-Image
    Chip Resistors - (234 companies)
    ...a printed circuit board (PCB). Chip resistors are almost always square or rectangular, with the length and width of the device determining their power ratings. A cross-section of a thick film chip resistor. Image credit: Mini-Systems Inc. The table... Search by Specification | Learn More
  • Power Resistors - (110 companies)
    ...and industrial drives. Specifications. Specifications for power resistors include mounting style, lead type, and resistor material. Power resistors can be bolted, chassis mounted, surface mounted, or through-hole mounted. Chassis-mounted resistors... Search by Specification | Learn More
  • Resistor, Capacitor Networks - (145 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... Search by Specification | Learn More
  • Dynamic Braking Resistors (DBRs) - (25 companies)
    ...with a single resistance value. Resistor arrays contain several dynamic braking resistors housed in a single package. Selecting dynamic braking resistors (DBR) requires an analysis of specifications and features. Resistance range, tolerance... Search by Specification | Learn More
  • Varistors - (172 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... Search by Specification | Learn More
  • Decade Boxes and Dividers - (65 companies)
    ...decade resistors, decade capacitors, voltage dividers and precision potentiometers. Automated test equipment (ATE), electrical testing instruments and other specialized electronic test systems often use decade boxes and dividers as precision components... Search by Specification | Learn More
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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...

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...

...consisting of two pulses per fan rotation. 2. FanC is an input to the NLX-compliant power supply used by the motherboard to regulate fan speed and to shut the fan down. FanC is a 0V to 12V analog signal. Implementing Temperature-Based Variable Fan Speed Controller in NLX Power Supplies M...

: 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...

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...

...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...

...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...

...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....

...that at the time of design, the 575. device. was built to test only transistors and diodes. Some ingenuity,. experience, and external hardware may be required to test other. •. Limit the current with the variable resistor to the minimum nec-. types of devices. essary to conduct the test. For further...

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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