Advertisement
Full-wave Phase Control Using Lower Voltage DIAC – Circuit Schematic
Full-wave Phase Control Using Lower Voltage DIAC
The DIAC, or diode for alternating current, is a trigger diode that conducts current only after its breakdown voltage has been exceeded momentarily. Most DIAC.....
Variable Power Supply 0-24V – Circuit Schematic
Variable Power Supply 0-24V
The circuit described here is of an economical smooth variable power supply which offers 0V to 24V. It provides all controls and short circuit protection with a...
Low Ripple Power SupplyCircuit – Circuit Schematic
Low Ripple Power SupplyCircuit
Low Ripple Regulated Power Supply Circuit Diagram This circuit may be used where a high current is required with a low ripple voltage (such as in a high powered...
Basic Dual Polarity Power Supply – Circuit Schematic
Basic Dual Polarity Power Supply
This is a very basic dual polarity power supply circuit diagram. It just need the following components: - A Center Tapped Transformer - Diode rectifier 4 units ...
5V/10A 50W Offline Switching Power Supply – Circuit Schematic
5V/10A 50W Offline Switching Power Supply
The following diagram is the 50W offline switching power supply circuit design. The circuit powered by a MOSFET. BUZ80A/IXTP4N8 for 220V AC voltage input and GE...
3V-30V/3A Adjustable Regulated Power Supply – Circuit Schematic
3V-30V/3A Adjustable Regulated Power Supply
This is an adjustable and regulated power supply with 3V to 30V output voltage and supply up to 3A direct current. This circuit featured with short circuit prot...
Car Cigar Lighter to USB Power Socket – Circuit Schematic
Car Cigar Lighter to USB Power Socket
Nowadays, almost all computer systems have logic blocks for working with a USB port. A USB port, in practice, is capable of supplying more than 100 mA of contin...
LM567CM Integrated Circuits – Circuit Schematic
LM567CM Integrated Circuits
LM5576MHX absolute maximum ratings: (1)VIN to GND: 76V; (2)BST to GND: 90V; (3)PRE to GND: 76V; (4)SW to GND (Steady State): -1. 5V; (5)BST to VCC: 76V; (6)SD, ...
Complete SS Laser Power Supply Schematics – Circuit Schematic
Complete SS Laser Power Supply Schematics
This chapter contains circuit diagrams for several power supplies for pulsed solid state lasers. These include units suitable for driving the popular Hughes rub...
High Voltage Electrolytic Capacitor Reformer – Circuit Schematic
High Voltage Electrolytic Capacitor Reformer
The high voltage electrolytic capacitors in valve equipment tend to deteriorate if the equipment is not used for an extended period. This deterioration takes th...
Power Supply for Battery Valve Radios – Circuit Schematic
Power Supply for Battery Valve Radios
Many later radios use four 7-pin valves and require a 90V HT supply at typically 12mA and a 1. 5V LT supply at 125mA or 250mA depending on the valves used. The ...
REPAIRING THE DSC/DRC CURRENT SOURCES – Circuit Schematic
REPAIRING THE DSC/DRC CURRENT SOURCES
The DSC Sine and DRC Random vibration controller cards have current sources on the two inputs available for powering integrated accelerometers without requiring...
FOLDBACK CURRENT LIMITER – Circuit Schematic
FOLDBACK CURRENT LIMITER
Provides overload and short-circuit protection for load while isolating malfunctioning circuit from other loads on common supply bus. In normal operation, Q1 is...
15 V FOR VTVM – Circuit Schematic
15 V FOR VTVM
Simple rectifier circuit replaces battery in vacuum-tube voltmeter. Provides good regulation and eliminates need for frequent battery replacement. Remove batter...
HIGH VOLTAGE NEGATIVE ION GENERATOR – Circuit Schematic
HIGH VOLTAGE NEGATIVE ION GENERATOR
A modified B/W TV flyback transformer is used in this circuit with a voltage multiplier to produce 9- to 14-kV negative voltage. This is connected to a discharg...
Cold cathode fluorescent lamp CCFL power supply – Circuit Schematic
Cold cathode fluorescent lamp CCFL power supply
CCFLs are often used to backlight the LCD displays of portable computers Such lamps require a high-voltage sine-wave drive. This circuit provides such drive and...
Micropower battery splitter – Circuit Schematic
Micropower battery splitter
This circuit provides symmetrical ±output voltages, both equal to one-half the input voltage (one 9-V battery in this case). The output voltages are referenced...
Simple full wave power control circuit using a triac – Circuit Schematic
Simple full wave power control circuit using a triac
...
Simple DC power control circuit using an SCR – Circuit Schematic
Simple DC power control circuit using an SCR
...
HELIUM NEON LASER PS WITH HV PULSE IGNITION – Circuit Schematic
HELIUM NEON LASER PS WITH HV PULSE IGNITION
The helium-neon laser requires two voltages: a voltage in the range of 10 kV that starts the laser and then turns off once the discharge begins, and a lower-vol...