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LTM8052/LTM8052A - 36VIN, 5A, 2-Quadrant CVCC Step-Down uModule Regulator
LTM8052/LTM8052A - 36VIN, 5A, 2-Quadrant CVCC Step-Down uModule Regulator

... the positive and negative current limits. This output current limit can be set by a control voltage, a single resistor or a thermistor. LTM8052 features a 125% output overvoltage protection, while LTM8052A does not, allowing operation when the output is above the target regulation point. ...
Effects of Power Supply Resonances in Onset Studies of
Effects of Power Supply Resonances in Onset Studies of

... Based on the discussion of Sec. III.A, the voltage measurement across the FSBT must be made as closely as possible to the signal source, which is the thruster electrodes. We chose the new location of our voltage measurement to be 7.5 cm behind the upstream end of the thrust chamber, at the axial loc ...
AVR353: Voltage Reference Calibration and Voltage ADC
AVR353: Voltage Reference Calibration and Voltage ADC

... Calibration is then just a matter of reading out the data and storing it in relevant registers. Both methods are demonstrated in this application note. The devices that have an internal 12-bit sigma delta Voltage ADC feature inputs with pre-scaling to enable sampling Li-Ion cell voltages directly, b ...
Document
Document

... The use of such materials or coatings for flight critical systems in aircraft requires their characterization under altitude/low pressure, humidity etc. as well as aircraft containments such as fuel, hydraulic fluids, lubricants etc for operation in presence of mechanical stress experienced by the m ...
MAX8614A/MAX8614B Dual-Output (+ and -) DC-DC Converters for CCD General Description
MAX8614A/MAX8614B Dual-Output (+ and -) DC-DC Converters for CCD General Description

... converters generate both a positive and negative supply voltage that are each independently regulated. The positive output delivers up to 50mA while the inverter supplies up to 100mA with input voltages between 2.7V and 5.5V. The MAX8614A/MAX8614B are ideal for powering CCD imaging devices and displ ...
PAM2804 Description Pin Assignments
PAM2804 Description Pin Assignments

... The DC current rating of the inductor should be at least equal to the maximum load current plus half the ripple current to prevent core saturation. Thus, a 1.4A rated inductor should be enough for most applications (1A + 400mA). For better efficiency, choose a low DC-resistance inductor. ...
MK3724
MK3724

... IDT manufactures the largest variety of VCXO based timing devices for all applications. Consult IDT to eliminate VCXOs, crystals, and oscillators from your board. The frequency of the on-chip VCXO is adjusted by an external control voltage connected to VIN. Because VIN is a high impedance input, it ...
TPS65142 LCD Bias Power Integrated with
TPS65142 LCD Bias Power Integrated with

... bias power and the WLED backlight in note-pc TFTLCD panels. The device features a boost converter, a positive charge pump regulator, and a negative charge pump regulator to power the source drivers and the gate drivers. A 150 mA unity-gain high-speed buffer is offered to drive the VCOM plane. Gate v ...
LT1964 - 200mA, Low Noise, Low Dropout Negative Micropower
LT1964 - 200mA, Low Noise, Low Dropout Negative Micropower

... Note 7: ADJ pin bias current flows out of the ADJ pin. Note 8: Positive SHDN pin current flows into the SHDN pin. SHDN pin current is included in the GND pin current specification. Note 9: For input-to-output differential voltages greater than 7V, a 50μA load is needed to maintain regulation. Note 10: ...
MAX16928 Automotive TFT-LCD Power Supply with Boost Converter and Gate Voltage Regulators
MAX16928 Automotive TFT-LCD Power Supply with Boost Converter and Gate Voltage Regulators

... Note 2: Specifications over temperature are guaranteed by design and not production tested. Note 3: 50% of the soft-start voltage time is due to the soft-start ramp and the other 50% is due to the settling of the output voltage. Note 4: After the voltage at CP exceeds this overvoltage threshold, ...
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H50US60S FF FFH50US60S — STEALTH™ Diode Features

... No Identification Needed ...
LM2901/ LM2901A/ LM2903/ LM2903A Description Features Pin
LM2901/ LM2901A/ LM2903/ LM2903A Description Features Pin

... The differential input voltage may be larger than VCC without damaging the device. Protection should be provided to prevent the input voltages from going negative more than -0.3VDC (@ +25°C). An input clamp diode can be used as shown in the applications section. The output of the LM2901/2903 series ...
Full Article
Full Article

... performance. It is attempted to clarify such an effect. Four converters with voltage-lift circuit are analysed: positive output self-lift Luo converter, positive output super-lift converter, negative output self-lift Luo converter and positive output re-lift Luo converter.In[5]Proposes the new advan ...
AAT2552 数据资料DataSheet下载
AAT2552 数据资料DataSheet下载

... external resistor from 30mA to 500mA. In addition to these standard features, the device offers over-voltage, current limit, and thermal protection. The step-down converter is a highly integrated converter operating at a 1.5MHz switching frequency, minimizing the size of external components while ke ...
The Theory of Induction Motors
The Theory of Induction Motors

... If we look at the situation in step 1, the rotor is starting from a stand-still and has 0 RPM from the start. The lack of rotation of the rotor also means the lack of induced voltage back into the stator. This means minimal CEMF opposing the line voltage and maximum line current. As the speed of the ...
FEATURES DESCRIPTION D
FEATURES DESCRIPTION D

... ±1.4V to ±5.5V Dual Supply INPUT RANGE INCLUDES GROUND ON SINGLE SUPPLY 4.9VPP OUTPUT SWING ON +5V SUPPLY HIGH SLEW RATE: 350V/µsec LOW INPUT VOLTAGE NOISE: 9.3nV/√Hz ...
High-current pulsed operation of an inertial
High-current pulsed operation of an inertial

... cathode-grid 50-80 kV. One, two, or sometimes three grids are used inside the vessel; the inner-most grid is the main cathode; additional grids are used for controlling electron clouds for background gas ionization. Prior operation of IEC experiments has concentrated on steady-state operatiod6. Howe ...
BD99010EFV-M
BD99010EFV-M

... load, and it operates as SLLM (Simple Light Load Mode) operation for the light load to improve efficiency. When FPWM is enabled, the SLLM is disabled and these devices operate only the current mode PWM control. (1) Synchronous rectifier The application does not require an external Schottky diode as ...
BD9873CP-V5
BD9873CP-V5

... Power supply and ground wiring should reflect consideration of the need to lower common impedance and minimize ripple as much as possible (by making wiring as short and thick as possible or rejecting ripple by incorporating inductance and capacitance). 9) Applications with modes that reverse VCC and ...
DATA  SHEET PBSS5140U 40 V low V PNP transistor
DATA SHEET PBSS5140U 40 V low V PNP transistor

... 2. The product status of device(s) described in this document may have changed since this document was published and may differ in case of multiple devices. The latest product status information is available on the Internet at URL http://www.nxp.com. Limiting values ⎯ Stress above one or more limiti ...
PAM2307 Description Pin Assignments
PAM2307 Description Pin Assignments

... In continuous mode, the source current of the top MOSFET is a square wave of duty cycle VOUT/VIN. To prevent large voltage transients, a low ESR input capacitor sized for the maximum RMS current must be used. The maximum RMS capacitor current is given by: ...
BATTERY CHARGER INSTRUCTIONS FOR
BATTERY CHARGER INSTRUCTIONS FOR

MAX1703 1-Cell to 3-Cell, High-Power (1.5A), Low-Noise, Step-Up DC-DC Converter ________________General Description
MAX1703 1-Cell to 3-Cell, High-Power (1.5A), Low-Noise, Step-Up DC-DC Converter ________________General Description

... Additional features include synchronous rectification for high efficiency and improved battery life, and an uncommitted comparator (POK) for monitoring the regulator’s output or battery voltage. The MAX1703 also includes a gain block that can be used to build a linear regulator using an external P-c ...
ILD223T - PC Components Company
ILD223T - PC Components Company

Fuses – Introductory Information
Fuses – Introductory Information

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Current source



A current source is an electronic circuit that delivers or absorbs an electric current which is independent of the voltage across it.A current source is the dual of a voltage source. The term constant-current 'sink' is sometimes used for sources fed from a negative voltage supply. Figure 1 shows the schematic symbol for an ideal current source, driving a resistor load. There are two types - an independent current source (or sink) delivers a constant current. A dependent current source delivers a current which is proportional to some other voltage or current in the circuit.
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