DC Current Sources

The Fluke 5520A Multi-Product Calibrator sources direct voltage and current, alternating voltage and current with multiple waveforms and harmonics, two simultaneous voltage outputs or voltage and current to simulate dc and ac power with phase control, resistance, capacitance, thermocouples and RTDs. ...more

The 9100 is a multifunction calibrator with a breadth and depth of outputs never before available from a single calibration source. In addition to DC and AC voltage to 1050V, variable resistance to 400MO and DC and AC current to 20A (1000A via the optional current coils), the 9100 delivers continuously variable capacitance values to 40 mF and ...more

The NEW Krohn-Hite Model 523 Precision DC Source is a highly stable and repeatable dc voltage source and dc current source providing N.I.S.T. traceable voltages and currents for use in production, calibration labs, QA and QC departments, design labs, or any place where an accurate voltage and current source is needed. Using Krohn-Hites st ...more

The 1320 is a versatile unit, with a wide selection of user programmable capabilities, for testing or evaluation of inductor characteristics with a DC bias current applied. High DC Bias Current Offers flexibility with programmable DC current from 0 ? 20A, forward or reverse biasing. Up to 5 units can be connected in parallel to extend the curr ...more

This DC Source/Calibrator instrument is of solid-state, hybrid design with a long history of reliability. The fundamental design is conceptually simple and straightforward (see block diagram). The Model CR-103/J is comprised of two complete instruments. The dc voltage section is an ultra-stable, chopper stabilized amplifier with selectable pre ...more

The Model 2430 1kW Pulse SourceMeter offers the same DC source and measurement ranges as the Model 2425 100W SourceMeter, plus a unique 1kW pulse mode that extends the upper current limit to 10A. This mode makes the Model 2430 ideal for measuring the breakdown voltage of many types of high-power devices, including multi-layer varistors (MLVs) ...more

The SS200 High Current (SS200HC) current source is optimized for high current OEM and laboratory applications where multiple optoelectronic devices must be driven and monitored. The SS200HC provides DC or pulsed current up to 320A along with sophisticated load transient protection. SpikeSafe load transient protections detect and gracefully deal wit ...more

The SS200 Fast Pulse (SS200FP) is a programmable current source optimized for OEM and laboratory applications where sensitive optoelectronic devices must be driven and monitored. The SS200FP provides DC or precise pulsed current up to 5A. Sophisticated SpikeSafe load transient protections continuously monitor the load during DC and pulsed modes a ...more

The SpikeSafe 200 digital power technology provides extremely precise DC or pulsed current at compliance voltages up to 200V. Each channel can drive a large series string of devices. For example: up to 57 3.5V LEDs. This feature greatly reduces the cost per DUT when constructing reliability test systems. SpikeSafe algorithms rapidly detect and gr ...more

Optimized for LED environmental and production test, the SpikeSafe 150 precision current source provides eight channels of spike protected, reliable, efficient DC drive current. High-speed protection circuitry senses and prevents induced LED failures. On-board data acquisition system provides real-time monitoring for each channel enabling capture o ...more

The PWS1000 Series of power supplies provides 12, 24, or 48 Volts DC at 1000 Watts of continuous power from a 110 or 220 Volt AC source. Analytic Systems' power supplies use Switchmode technology with powerful IGBT switching transistors for reliability and efficiency with minimum size. Circuit innovations reduce output ripple to levels previou ...more

SCR ELEKTRONIKS make Constant Voltage / Constant Current Power Supply is precision constant Voltage /Constant Current DC Power source. The basic design is very rugged & reliable. The system is based on Preregulator / Series Regulator Principle. Preregulator consists of a thyristorised circuit.  ...more

The F-series amplifiers are designed to extend the output range of low voltage signal sources. They are general purpose devices with a very low output impedance, very fast response and high current. The output is linear from DC up to few megahertz range. ...more

The 35PS power supply is designed for use with the 300 series family of DC-powered instruments. It features compact packaging and supports high-density mounting on DIN rails. The output is diode-coupled, allowing supplies to be connected in parallel, for additional current capacity or for systems requiring automatic power source redundancy. Two ...more

DC constant current source, is used for low frequency DC current biased impedance measurement of inductors, transformers and coils. The inductance characters under specified bias current can be measured and evaluated. ...more

DC Bias Current Source (or DC Magnetization Current Source), is mainly used for inductance measurement of inductors and transformer windings with DC bias current. Except for constant current output, low additional error and wide frequency response range are important for bias current inductance measurement. ...more

Provide stable output that easily drives a wide variety of devices BA Series are power amplifiers that handle DC to 50 MHz (max.) signals and output broadband, high speed, and high voltage (300 Vp-p max) bipolar (both positive and negative polarities) outputs. While ordinary DC power supplies only supply one-way currents, the BA Series amplifi ...more

Basically the tester is an adjustable constant D.C. current source with Digital Millivolt Meter provided to check drop across the test points at set current. ...more

Advanced Conversion Products offers programmable DC power sources for a variety of industrial and laboratory applications including oil field wireline power and telemetry. Both standard and customized units are available to suit customers needs. Our DCP Series of DC sources feature very low noise. The wireline used to conduct DC power to the down- ...more

DC Bias Current Source (or DC Magnetization Current Source) used for inductance measurement of inductors and transformer windings with DC bias current. Except for constant current output, low additional error and wide frequency response range are important for bias current inductance measurement. ...more

HSA series is a power amplifier which has high speed, broad band (DC to max.10MHz) , and the capability of supplying high voltage and high power. DC+ / DC- signal is variable continuously with wide output range of maximum 300Vp-p without switching. Furthermore, as Four-quadrant output is possible, source mode(providing a power to load from a p ...more

ES series is a multifunction programmable AC/DC power source you can use in EMC tests such as low frequency immunity test and harmonic current measurement, in tests with various power sources, and furthermore, as CVCF for anechoic chamber. Both AC and DC outputs are available and enriching various functions such as measurement functions and su ...more

DMM and Loop Calibrator in one tool. Precision 1000 V, 440 mA True RMS Digital Multimeter. DC current source and Loop Calibrator. 24 V Loop power supply. Min/Max / Average / Hold / Relative Mode. Diode Test and Continuity Beeper. Manual Step (100%, 25%, Coarse, Fine) plus Auto Step and Auto Ramp. Simultaneous mA and % of scale read out  ...more

The LAB/SM series of Laboratory DC Sources provides power outputs of up to 12kW. A wide array of voltage and current ranges are available at each power rating. Constant voltage and constant current operating modes are provided. PFC of 0.98 is standard across the entire range. ...more

The 1045 is a high performance combined voltage and current Calibrator with the additional facility for null balance measurement. The 1045 is comprised of a combination of the Time Electronics 1007 DC Millivolt Potentiometer and Source, and 1021 DC Current Source with null. The voltage and current sections are operated independently. ...more