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Products/Services for DC current transformer
Current transformers are used to step down current in a very predictable fashion with respect to current and phase. They are generally used as inputs to current instruments. Search by Specification | Learn More about Current Transformers
Current sense transformers are used to detect and measure current. There are two basic types of products: switch-mode transformers for power conversion applications, and precision-measurement transformers for instrumentation applications. Search by Specification | Learn More about Current Sense Transformers
Power transformers convert power-level voltages from one level or phase configuration to another. They can include features for electrical isolation, power distribution, and control and instrumentation applications. Search by Specification | Learn More about Power Transformers
Transformer winding services design transformers and other magnetics products for application-specific and OEM usage in a variety of industrial, medical, military, aerospace, telecommunications, commercial and specialty applications. Search by Specification | Learn More about Transformer Winding Services
Power supplies are devices that produce AC or DC power. This grouping includes current sources, DC power supplies, AC-DC adapters, DC-DC converters, AC power sources, and DC-AC inverters. Search by Specification | Learn More about Power Supplies
Instrument transformers are used to step-down current or voltage to measurable values. They provide standardized, useable levels of current or voltage in a variety of power monitoring and measurement applications. Search by Specification | Learn More about Instrument Transformers
Toroidal transformers typically consist of copper wire wrapped around a cylindrical core. This design prevents the magnetic flux that occurs within the coil from leaking. Search by Specification | Learn More about Toroidal Transformers
Pulse transformers interface a pulse forming network (PFN) and a load. They match the impedance of the load to the PFN in order to maximize power-transfer efficiency. Search by Specification | Learn More about Pulse Transformers
RF transformers transfer energy from one circuit to another by electromagnetic induction. Typically, they are used to increase or decrease voltage as it passes from one side through the other. Search by Specification | Learn More about RF Transformers
Gate drive transformers are used to drive high-speed switching devices such as field effect transistors (FET) and insulated gate bipolar transistors (IGBT). They are used in applications such as switching power supplies. Search by Specification | Learn More about Gate Drive Transformers
Cast coil transformers have windings that are solidly-cast in resin under a vacuum in a mold. This manufacturing process covers the transformer windings in a strong epoxy resin with a high dielectric strength. Learn More about Cast Coil Transformers
Current sensors measure AC and/or DC current levels. They receive current inputs and provide outputs as analog voltage signals, analog current levels, switches, or audible signals. Search by Specification | Learn More about Current Sensors
Analog ammeters are metered instruments that measure current flow in amperes. They display current levels on a dial, usually with a moving pointer or needle. Search by Specification | Learn More about Analog Ammeters
...inputs or signal inputs. Voltage inputs are either DC voltage or AC voltage. Sensor inputs can be accelerometers, thermocouples, thermistors, RTD, strain gauges or bridges, and LVDT or RVDT. The form factor choices for voltage converters and voltage... Search by Specification | Learn More about Voltage Converters and Voltage Inverters
Current-to-voltage converters scale and convert current signal input to the desired output voltage range. Search by Specification | Learn More about Current-to-Voltage Converters
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Current Sensors Amecon, Inc.
Load Sensors Amecon, Inc.
20A Current Transformer, P/n 5304 Amecon, Inc.
Custom Current Transformers RFI Corporation
CTD FLEX-CORE
Custom Current Transformers by Tranex Tranex, Inc.
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Product News for DC current transformer
Split Core Current Transformer - UL Approved
Model CTY Split Core Current Transformer from Ohio Semitronics Receives UL Approval.
The CTY Series of low-cost current transformers are designed to provide highly repeatable ac current measurement. The split-core design makes installation on an existing circuit simple. (read more)
FC Flexible Split-Core Current Transformer
The FC split-core current transformer was designed for easy installation on large bus or wire conductors in order to make electrical load surveys or for continuous monitoring of current. (read more)
FCL Flexible Split-Core Current Transformer
The FCL split-core current transformer was designed for easy installation on large bus or wire conductors in order to make electrical load surveys or for continuous monitoring of current. (read more)
20A Current Transformer, P/n 5304
20 A current transformer with a primary current of 0 - 60 amps, 50-400 Hz and a 1000:1 nominal turn ratio. (read more)
DC Current Detectors, Series 901B Ground Fault
Compare the DC input to a fixed or adjustable current threshold. The output is an isolated switch or relay that activates as required. DC current detectors are suited for ground fault current monitoring. (read more)
DC Current Transducers, Series 913A Mil Grade
Monitor DC current by providing a magnetically isolated analog output that is directly proportional to the input. Low current ranges are available for differential (ground fault) current monitoring. (read more)
920 Series DC Current Transducer
Output: 4-20mA, (2-Wire, loop power), Closed-Loop Technology, Superior Accuracy and Stability Over Wide Temperature Range... (read more)
921 Series DC Current Transducer
Superior Accuracy and Stability Over Wide Temperature Range... (read more)
DC Current Transducers Series 903B
Monitor DC Current by providing a magnetically isolated analog output that is directly proportional to the input. Low current ranges are available for differential and ground fault current monitoring. (read more)
Current Transducers Sensors Switches Transmitters
Current Sensing Relays provide an effective and highly stable method for monitoring electrical current. Current Transducers and Transmitters are for AC or DC Voltage & Current Voltage, Current, Power, Power Factor, Energy and Frequency can all be monitored in a single package. The sensed information is then provided to the system via an RS485 serial bus. (read more)
Parts by Number for DC current transformer
| Part # | Distributor | Manufacturer | Product Category | Description |
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| C-2688 | Newark | STANCOR ELECTRONIC | Misc | Power Transformer; Series:C; External Depth:3.250""?; External Height:3.688""0; External Width:4.125""a; Inductance:10?H; Leaded Process Compatible:No; Peak Reflow Compatible (260 C):No; DC Current Rating:12.5Arms; Inductor Type:Choke |
| POE13W2X12-R | Newark | COILTRONICS | Encapsulated | Configurable Transformer; Turns Ratio:1:0.529:0.647:0.647; Current Rating:0.6A; Dc Resistance Primary:0.25Ohm; Dc Resistance Secondary:0.28Ohm; Inductance:100?h; Leaded Process Compatible:Yes; Leakage Inductance:1?h Rohs Compliant: Yes |
| POE13W3VERS-R | Newark | COILTRONICS | Encapsulated | Configurable Transformer; Turns Ratio:1:0.529:0.350:0.176:0.088; Current Rating:1.1A; Dc Resistance Primary:0.25Ohm; Inductance:100?h; Leaded Process Compatible:Yes; Leakage Inductance:1?h; No. Of Pins:12; Output Current:1.1A Rohs Compliant: Yes |
| TC-2 | Newark | STANCOR ELECTRONIC | Misc | Power Transformer; Series:TC; Current Rating:1A; External Depth:1.12""C; External Height:1.25""i; External Width:1.5""C; Inductance:11mH; DC Current Rating:1.0Arms; Inductance Tolerance:+50, -15%; Inductor Type:Choke; Mounting Type: RoHS Compliant: Yes |
| POE4W2X12-R | Newark | COILTRONICS | Encapsulated | Configurable Transformer; Turns Ratio:1:0.52:0.6:0.6; Current Rating:0.2A; Dc Resistance Primary:0.5Ohm; Dc Resistance Secondary:0.74Ohm; Inductance:200?h; Leaded Process Compatible:Yes; Leakage Inductance:1.4?h; No. Of Pins:12 Rohs Compliant: Yes |
Conduct Research
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Fractional Turns Transformers Save Space, Cut Costs, And Improves Efficiency Of AC/DC Power Supplies
Fractional turn transformers are not a new idea but it's not a concept that appears to have been applied to AC/DC power supplies in the past. For multiple output power supplies in particular it offers...(read more)
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Design and Development of Medical Electronic Instrumentation
PREFACE The medical devices industry is booming. Growth in the industry has not stopped despite globally fluctuating economies. The main reason for this success is probably the self-sustaining...(read more)
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Introduction
Applied Electromagnetics Using QuickField™ and MATLAB® is intended as an introductory level textbook for teaching computer-based electricity, magnetism and multiphysics. The text is easily...(read more)
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Power Quality Analysis for Harmonic Limited (.pdf)
The increased use of nonlinear electronic equipment has become a concern in most utility power systems. Nonlinear loads draw current discontinuously during the cycle of the input voltage waveform and...(read more)
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Transformerless Power Supplies: Resistive and Capacitive
There are several ways to convert an AC voltage at a wall receptacle into the DC voltage required by a microcontroller. Traditionally, this has been done with a transformer and rectifier circuit....(read more)
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Volatge Versatility with Power-Supply Magnetics
Some applications require unconventional voltages. While many designers of switched-mode power supplies (SMPS) associate the SHF series of off-the-shelf magnetic components from Signal Transformer...(read more)
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Understanding Waveform Distortion
DC Offset is often introduced into the AC distribution system upon the failure of a rectifier or AC/DC power supply. These failures can cause DC to traverse the AC line and add unwanted current to our...(read more)
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Precision Moves With Magnetostriction
Magnetostrictive actuators originally developed for sonar may prove useful for producing movements measured in micrometers. A cross-sectional diagram of a typical Terfenol-D actuator reveals the...(read more)
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Sychronous Rectification
Synchronous rectification (SR) is used in DC/DC converters when low output voltage is less than 5V and high current is needed. Synchronous rectification utilizes power MOSFETs to rectify the output...(read more)
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Measurements on a budget
Software techniques now let ordinary digital multimeters gauge capacitance and inductance with a precision once reserved for expensive test instruments. 1-MHz constant current source and dc bias A...(read more)
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AN-912 Driving a Center-Tapped Transformer with a Balanced... The arrows that indicate direction of A 1.955 mA and I current flow in the diagrams that follow assume conventional B 8.045 mA. Also, notice that IB See Analog Devices, Inc. Information |
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3B39 Isolated Process Current Output | IOS Subsystems | Other... See Analog Devices, Inc. Information |
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MOCT-P Optical Current Transformer System 72.5-800 kV Systems,... 2 MOCT-P Optical Current Transformer System | Product Bulletin All dimensions in inches unless specified otherwise Product Bulletin | MOCT-P Optical |
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Electric motor - Wikipedia, the free encyclopedia motors may be operated by direct current from a battery in a portable device or motor vehicle, or from alternating current from a central electrical |
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War of Currents - Wikipedia, the free encyclopedia due to Edison's promotion of direct current (DC) for electric power distribution over alternating current (AC) advocated by Westinghouse and Nikola |
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Application Note 556 Introduction to Power Supplies a. Center Tap Transformer Input 01006105 b. Full-Wave Bridge Input FIGURE 2. Linear Voltage Regulator Switching vs Linear Power DC-DC Converters See National Semiconductor Information |
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Switching Regulators (PDF) At this time, the current flow is a fixed DC value, which means no voltage is generated across either winding of the transformer. See National Semiconductor Information |
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AC/DC Current Measurement Systems: TCPA300 ? TCP312 ? TCP305 ?... DC ? 15 MHz, 150 A DC (TCP303) DC ? 50 MHz, Current Probe Amplifier (TCPA400) Uses: See Tektronix, Inc. Information |
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www.fairchildsemi.com RV4141A Low Power Ground Fault... transformer's point of view, the ideal value for RIN is 0. Assuming the turns ratio is 1:1000 the secondary current is This will cause it to operate See Fairchild Semiconductor Corporation Information |
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AN-4129 Green Current Mode PWM Controller FAN7601 This device is a BCDMOS programmable ? Oscillator frequency current mode PWM controller which is designed ? Soft start and latch for off-line adapter See Fairchild Semiconductor Corporation Information |
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