This document shows a circuit diagram for a device with JTAG interface pins including TDI, TMS, TCK, TDO, and a reset pin. The circuit uses resistors and capacitors to connect the JTAG pins to a microcontroller chip and includes jumper pins for selecting the reset mode.
This circuit diagram shows a USB power adapter that converts an AC input of 100-240V at 50-60Hz to a 5V 1A DC output. The main components are a transformer T1, rectifier diodes D1-D4, filter capacitors C1-C2, and voltage regulator IC1. Resistors R9-R12 and zener diode D7 form a voltage divider and reference circuit to regulate the output voltage at 5V.
The document describes a buck converter design using a μPC494 controller. Key points:
1. The buck converter steps down 12V input to a regulated 5V, 0.5A output. Simulation results show output voltage regulation to within 1%, efficiency over 74%, and response to step loads within 250mV/250mA.
2. The design utilizes a Q2SA1680 MOSFET for switching and an XBS104V14R_P Schottky diode. Waveforms show current/voltage stresses and losses are analyzed based on device characteristics.
3. Operation is explained showing voltage control loop regulating output based on sensed voltage and PWM duty cycle control of switching transistor. Key components and their
The document provides instructions to build the Purple Peaker circuit. It includes a layout diagram and parts list for the circuit, which uses switches instead of potentiometers to modify the frequency response. Off-board components are not shown on the layout. The layout and parts list are intended to build the circuit described without any external modifications.
This document describes the parameters for a power factor correction circuit simulation with the following key details:
1. The circuit includes components like diodes, MOSFETs, resistors, capacitors, and an IC controller.
2. Key parameters include an input AC voltage of 100V at 50Hz, inductors with values of 230uH and a ratio of 1:9.6, and a load current of 0.5A.
3. The circuit aims to provide power factor correction for an AC input voltage using the components and controller.
1. The document provides a design kit for a high-precision linear regulator with an output voltage of 5V and output current of 3A.
2. The design kit includes schematics showing the circuit components including transistors, resistors, capacitors, and integrated circuits used in the regulator design.
3. The schematics provide details on the connections between the components and labeling for voltage and current measurements.
This document describes the design of a basic CPU. It includes:
1. The registers of the CPU including program counter (PC), data register (DR), address register (AR), instruction register (IR), and temporary register (TR).
2. The instruction set of the CPU which includes instructions like NOP, load, clear, and increment for manipulating the registers.
3. The control unit design which uses logic gates to decode instructions and control the flow of data between registers and memory based on the opcode and timing signals.
This document shows a circuit diagram for a device with JTAG interface pins including TDI, TMS, TCK, TDO, and a reset pin. The circuit uses resistors and capacitors to connect the JTAG pins to a microcontroller chip and includes jumper pins for selecting the reset mode.
This circuit diagram shows a USB power adapter that converts an AC input of 100-240V at 50-60Hz to a 5V 1A DC output. The main components are a transformer T1, rectifier diodes D1-D4, filter capacitors C1-C2, and voltage regulator IC1. Resistors R9-R12 and zener diode D7 form a voltage divider and reference circuit to regulate the output voltage at 5V.
The document describes a buck converter design using a μPC494 controller. Key points:
1. The buck converter steps down 12V input to a regulated 5V, 0.5A output. Simulation results show output voltage regulation to within 1%, efficiency over 74%, and response to step loads within 250mV/250mA.
2. The design utilizes a Q2SA1680 MOSFET for switching and an XBS104V14R_P Schottky diode. Waveforms show current/voltage stresses and losses are analyzed based on device characteristics.
3. Operation is explained showing voltage control loop regulating output based on sensed voltage and PWM duty cycle control of switching transistor. Key components and their
The document provides instructions to build the Purple Peaker circuit. It includes a layout diagram and parts list for the circuit, which uses switches instead of potentiometers to modify the frequency response. Off-board components are not shown on the layout. The layout and parts list are intended to build the circuit described without any external modifications.
This document describes the parameters for a power factor correction circuit simulation with the following key details:
1. The circuit includes components like diodes, MOSFETs, resistors, capacitors, and an IC controller.
2. Key parameters include an input AC voltage of 100V at 50Hz, inductors with values of 230uH and a ratio of 1:9.6, and a load current of 0.5A.
3. The circuit aims to provide power factor correction for an AC input voltage using the components and controller.
1. The document provides a design kit for a high-precision linear regulator with an output voltage of 5V and output current of 3A.
2. The design kit includes schematics showing the circuit components including transistors, resistors, capacitors, and integrated circuits used in the regulator design.
3. The schematics provide details on the connections between the components and labeling for voltage and current measurements.
This document describes the design of a basic CPU. It includes:
1. The registers of the CPU including program counter (PC), data register (DR), address register (AR), instruction register (IR), and temporary register (TR).
2. The instruction set of the CPU which includes instructions like NOP, load, clear, and increment for manipulating the registers.
3. The control unit design which uses logic gates to decode instructions and control the flow of data between registers and memory based on the opcode and timing signals.
This document describes a temperature sensor circuit using an LM339 comparator. The circuit contains 3 voltage dividers that set reference voltages for 100C, 85C, and 60C, which are compared to the output of an LM35 temperature sensor by the 3 comparators in the LM339. The output of each comparator indicates if the sensed temperature has exceeded the reference temperature level.
This document provides a circuit diagram for a high voltage power supply. The circuit uses a 240V AC input which is filtered and regulated to produce 12V DC power. A switching circuit then converts the 12V to high voltage DC power output through a transformer circuit using a neon indicator lamp and silicon diodes for protection. The high voltage DC output can be varied through an optional capacitor and is limited to approximately 300V maximum.
The Arduino is described as being low cost, easy to use, open source and compatible with multiple platforms. The initial labs focus on basics like blinking an LED and interfacing with the serial port. Later labs introduce communicating with GPS devices and integrating multiple devices. The document outlines various common electronic components that can be interfaced with Arduino like displays, sensors and more. It also defines some common terms used and provides instructions for setting up the Arduino software and board. Contact information is provided for further queries.
The document provides specifications for a class D audio amplifier circuit using an IRS2092 integrated circuit. It includes 3 sentences summarizing key points:
The document outlines specifications for efficiency, total harmonic distortion (THD), frequency response, output power, voltage gain, self-oscillation frequency, dead time, turn on transient, components stress, power loss in MOSFETs, short circuit response, and simulated performance with different field effect transistors (FETs). Graphs and simulation results are provided to evaluate performance across operating conditions including efficiency around 93% and THD less than 0.015% at 1kHz and 10W into a 4 ohm load. Frequency response is specified to be within ±1dB from 20
1. The document shows a circuit diagram for a high end headphone amplifier with inputs for left and right audio channels.
2. It uses operational amplifiers, transistors, resistors, and capacitors to regulate voltage and amplify the audio signal for output to headphones.
3. The amplifier can run on either 240V or 120V input and provides adjusted voltage outputs of +12V, 0V, and -12V to power the circuitry and drive the headphones.
SPICE MODEL of LM119J/883 in SPICE PARK. English Version is http://www.spicepark.net. Japanese Version is http://www.spicepark.com by Bee Technologies.
This document provides a schematic diagram of an electronic circuit board. It shows various electronic components connected by lines, including capacitors, resistors, transistors, and ports. Labels indicate power sources like VBAT and ground connections. Pins and ports are numbered and labeled for components like the display interface and audio connections.
aqui les traigo el famoso pickit2 modificado no hay ningun plano en la web igual a este, este plano es producto de los demas pikit2 de los cuales me base para hacer este.
1) Initial condition setting can shorten simulation time and improve convergence by setting component voltages and currents at the start of simulation.
2) Simulating with the VCC startup voltage and initial conditions set on other nodes showed differences in simulation time.
3) Setting the output voltage initial condition below 19V instead of simulating the VCC startup also reduced simulation time.
4) Setting initial conditions on all nodes led to the fastest simulation time of 20.3 minutes for the full circuit simulation.
The document describes a Near-Field Communication (NFC) system designed by Group 31. The NFC system uses Frequency Shift Keying (FSK) to transmit data between devices over short ranges using magnetic field induction. It consists of a transmitter with a VCO modulated by a PC interface, and a receiver with an amplifier, loop antenna, and PLL for demodulation. The design achieves data rates of 800kbps over ranges of 30cm, within FCC regulations for non-radiative wireless technologies.
This document provides a design kit for a ringing choke converter (RCC) circuit with the following specifications:
- Output voltage of 12V and output current of 1A
- Uses components including transistors, diodes, resistors, capacitors, and inductors in a switching converter configuration to achieve the voltage and current outputs.
- Includes a block diagram of the circuit layout and component list for the RCC design.
The document describes the design and construction of a logic pulser circuit that can override the logic state of a point being tested by generating a short pulse to drive the point to the opposite logic level. The circuit uses transistors to generate a 500 nanosecond pulse when a microswitch is pressed that can set the point under test to either a logic 1 or 0, and includes protections for safety and to prevent damage to the circuit being tested. Details are provided on the circuit design and components as well as guidelines for building the pulser on a printed circuit board with a microswitch.
This document describes a temperature sensor circuit using an LM339 comparator. The circuit contains 3 voltage dividers that set reference voltages for 100C, 85C, and 60C, which are compared to the output of an LM35 temperature sensor by the 3 comparators in the LM339. The output of each comparator indicates if the sensed temperature has exceeded the reference temperature level.
This document provides a circuit diagram for a high voltage power supply. The circuit uses a 240V AC input which is filtered and regulated to produce 12V DC power. A switching circuit then converts the 12V to high voltage DC power output through a transformer circuit using a neon indicator lamp and silicon diodes for protection. The high voltage DC output can be varied through an optional capacitor and is limited to approximately 300V maximum.
The Arduino is described as being low cost, easy to use, open source and compatible with multiple platforms. The initial labs focus on basics like blinking an LED and interfacing with the serial port. Later labs introduce communicating with GPS devices and integrating multiple devices. The document outlines various common electronic components that can be interfaced with Arduino like displays, sensors and more. It also defines some common terms used and provides instructions for setting up the Arduino software and board. Contact information is provided for further queries.
The document provides specifications for a class D audio amplifier circuit using an IRS2092 integrated circuit. It includes 3 sentences summarizing key points:
The document outlines specifications for efficiency, total harmonic distortion (THD), frequency response, output power, voltage gain, self-oscillation frequency, dead time, turn on transient, components stress, power loss in MOSFETs, short circuit response, and simulated performance with different field effect transistors (FETs). Graphs and simulation results are provided to evaluate performance across operating conditions including efficiency around 93% and THD less than 0.015% at 1kHz and 10W into a 4 ohm load. Frequency response is specified to be within ±1dB from 20
1. The document shows a circuit diagram for a high end headphone amplifier with inputs for left and right audio channels.
2. It uses operational amplifiers, transistors, resistors, and capacitors to regulate voltage and amplify the audio signal for output to headphones.
3. The amplifier can run on either 240V or 120V input and provides adjusted voltage outputs of +12V, 0V, and -12V to power the circuitry and drive the headphones.
SPICE MODEL of LM119J/883 in SPICE PARK. English Version is http://www.spicepark.net. Japanese Version is http://www.spicepark.com by Bee Technologies.
This document provides a schematic diagram of an electronic circuit board. It shows various electronic components connected by lines, including capacitors, resistors, transistors, and ports. Labels indicate power sources like VBAT and ground connections. Pins and ports are numbered and labeled for components like the display interface and audio connections.
aqui les traigo el famoso pickit2 modificado no hay ningun plano en la web igual a este, este plano es producto de los demas pikit2 de los cuales me base para hacer este.
1) Initial condition setting can shorten simulation time and improve convergence by setting component voltages and currents at the start of simulation.
2) Simulating with the VCC startup voltage and initial conditions set on other nodes showed differences in simulation time.
3) Setting the output voltage initial condition below 19V instead of simulating the VCC startup also reduced simulation time.
4) Setting initial conditions on all nodes led to the fastest simulation time of 20.3 minutes for the full circuit simulation.
The document describes a Near-Field Communication (NFC) system designed by Group 31. The NFC system uses Frequency Shift Keying (FSK) to transmit data between devices over short ranges using magnetic field induction. It consists of a transmitter with a VCO modulated by a PC interface, and a receiver with an amplifier, loop antenna, and PLL for demodulation. The design achieves data rates of 800kbps over ranges of 30cm, within FCC regulations for non-radiative wireless technologies.
This document provides a design kit for a ringing choke converter (RCC) circuit with the following specifications:
- Output voltage of 12V and output current of 1A
- Uses components including transistors, diodes, resistors, capacitors, and inductors in a switching converter configuration to achieve the voltage and current outputs.
- Includes a block diagram of the circuit layout and component list for the RCC design.
The document describes the design and construction of a logic pulser circuit that can override the logic state of a point being tested by generating a short pulse to drive the point to the opposite logic level. The circuit uses transistors to generate a 500 nanosecond pulse when a microswitch is pressed that can set the point under test to either a logic 1 or 0, and includes protections for safety and to prevent damage to the circuit being tested. Details are provided on the circuit design and components as well as guidelines for building the pulser on a printed circuit board with a microswitch.