Mirco Power Schematics
- MICRO POWER GATED CRYSTAL OSCILLATOR
- Reset generator uses "fleapower"
- V/F converter draws fleapower
- Micropower Resistor Programmable Output from 0.4V to 18V
- 3MHz Micropower Synchronous Boost Converters
- Micropower Dual and Quad JFET Op Amps
- Micropower 4- and 8-Channel, 12-Bit ADCs
- Micropower 600kHz Step-Up DC/DC Converter
- Micropower Buck/Boost Circuits
- Micropower Buck/Boost Circuits, Part 2
- Micropower MOSFET Drivers
- Micropower Monitoring Capability
- Micropower Rail-to-Rail Op Amps
- Nanopower Comparator with Reference
- Micropower Regulators for Battery Supply circuits
- New Comparators Feature Micropower Operation
- Button Battery Measurement Circuit
- 80V Linear Regulator is Micropower
- Micropower Voltage Reference
- Micropower Linear Voltage Regulators
- Using Microchip's Micropower LDOs
- Micropower DC/DC Converter circuits
- Micro power FLASHING LED
- 3 VOLT LOW BATT FLASHER
- Dual 25mV Micropower Op Amp
- Dual Micropower Comparator
- Low-battery indicator uses fleapower
- LT1500/LT1501 Low Noise Micropower
- MICROPOWER C-MOS OSCILLATOR
- MICRO POWER OVER-TEMPERATURE ALARM
- Micro Power AM Broadcast Transmitter
- Micropower ADC has eight differential channels
- Micro Power FM Circuits
- The MicroPower SE
- Motor controller uses micro power
- ULTRA LOWER POWER OSCILLATOR
High Voltage Schematics
- High Voltage, Low Current Power Supply
- Jacob's Ladders circuit
- HV Buck Converter
- High Accuracy High-Voltage Monitor
- 12KV output HV supply
- High Voltage from an Ignition Coil
- Ignition coil as a generator
- Negative Ion Detector Circuit
- High-voltage amplifier
- Tesla Coil Project
- High Voltage Power Supply
- 12 to 120 Volt Inverter
- Flyback Driver
- Mosfet stabilized power supply
- High Voltage Ring Generator
- high voltage swing from lower supplies
- Current-sense amplifier handles high voltages
- HV LASER Power Supply
- 0 - 300V Adjustable Power Supply
- 1-kV power supply
- High Voltage High Current Power Supply
- High-voltage amplifier drives piezo tubes
- High Voltage Power Supply
- Nikola Tesla coil project
- 100,000 volts Solid-State Tesla coil
- Tesla Coil/High Voltage Generator
- high-voltage interface
- Jacob's Ladder
- Ignition Coil HV Generator circuits
- HV capacitor project
- HV DC Generator
- Jacob's Ladder Generator
- High-voltage regulator
- Adjustable High Voltage PS
- StunGun circuit
- Xenon DC-DC Converters
- 12,000 Volt PS
- NITROGEN SPARK GENERATOR
- High Voltage Ring Generator
- High Voltage light bulb
Chargers Schematics
- 7,2 Volt Field Charger
- Automatic Charger with CD4541
- Car-Battery charger for Nokia 8210
- RC Charger
- Charger circuits
- FRIENDLY CHARGER FOR MOBILE PHONES
- LM3647 Reference Design
- Dual Smart Battery Charger
- CHARGER WITH ANALYSER
- MOBILE CELLPHONE CHARGER
- MOBILE PHONE BATTERY CHARGER
- Li-Ion Charge Termination IC
- Li-Ion Charge Termination Using the LT1505
- Li-Ion Linear Charger
- High Efficiency Lithium-Ion Battery Charger
- 4-Cell Ni-Cad Regulator/Charger
- ICs Simplify Battery Charging from the USB
- Circuit Charges Lithium-Ion Cells
- New Charger Maximizes Charging Speed
- Smart Battery Charger
- Portable Ni-Cd Battery Charger
- Standalone NiMH/NiCd Battery Charger
- Intelligent Battery Charger
- Charge Monitor for 12V Lead-acid Battery
- Battery Charger & DC/DC Converter
- LM3647 Reference Design
- Sealed Lead-Acid Charger
- Portable Solar Charger
- Charging Lithium-Ion/Lithium-Polymer Batteries
- Battery Charger Applications
- Buck-converter charger
- efficient battery charger
- Programmable Lead Acid Battery Charger
- Step-up supply charges battery
- Fast charging batteries with Zetex
- Lithium Ion battery charging
- Temperature Controlled NICD Charger
- Nicad Battery Charger
- NiCd Battery Fast Charger
- NiCads charger
- Battery Charger
- Chargers Use LM2576
- Battery Charging Systems
- Smart Battery Charging with COP8ACC
- HIGH-SPEED LITHIUM ION BATTERY CHARGER
- Lithium-lon Battery Charger
- Lead Acid Battery Charger
- Gelled Lead Acid Battery Charger
- 6V Gel cell charger
- 12 VOLT GEL CELL CHARGER
- 2 Cell Lithium Ion Charger
- Charge indicator gauges lead-acid batteries
- Charge Monitor for 12V lead acid battery
- Car Battery Charger
- Automatic Charger for Battery Hi-Fi Preamps
- Lead Acid Battery Charger PIC14C000
- Shunt Regulator for Solar Cells
- ZAP-Adaptor, rejuvenates DEAD NiCads
- ALKALINE CHARGER
- 12 Volt 20 Amp Solar Charger
- Smart Battery Charger with SMBus Interface
- Charge Li-ion batteries from ac
- Charger serves load while charging battery
- Charger delivers 2.5A with 96% efficiency
- Constant Current Battery Charger
- AUTOMATIC AA NICAD CHARGER
- Broken Charger-connection Alert
- Solar charger for lead-acid batteries
- Car Battery Charger
- SLA Charger
- 1A Shunt battery charger
- Switching current pump charger
- AA Battery Solar Charger
- Automatic 9V battery charger
- Battery charger
- Battery charger indicates rate of charge
- Bringing NiCd's from the dead
- Nicad Battery Charger
- Intelligent Battery Charger
- Solar NiCd charger
- Switcher IC hikes battery charger's efficiency
- Switching regulator charges NiMH batteries
- Microcontroller controls battery charger
- Battery Charger with PIC16C73A
- Li-ion battery charger
- Li-ion boost circuit uses no inductors
- Li-ion Battery Charger
- Emergency Light with Charger
- Ni-Cd Battery Automatic Charger
- Lead - Acid Monitor 12V
- Battery Equal Charge Indicator
- A Solar Cell Battery Charger
- Battery Charger
- Lead Acid Battery Charger
- Lead-acid charger
- high-frequency battery-charger
- Motorcycle battery charger
- charge power drives battery
- Programmable Lithium and Nickel Battery Charger
- Sealed Lead Acid Battery Charger
- USB Port-Powered Li-Ion/Li-Polymer Battery Charging
- Lithium-ion charger
- Power inverter bidirectional
- Pulse Charger for Lead Acid batteries
- 3.3V lithium-cell supply requires one inductor
- Battery Equal Charge Indicator
Current Limiting Schematics
- Dual Current-Limiting Switch for USB
- Add trimmable current limit to dc/dc supply
- 13 Volt 20 Amp with current limiter
- Current-Limited DC/DC Converter
- Current Regulators For LEDs
- Current Limiting Power Supply
- programmable Current-limit switch
- L200 Power Supply
- Circuit adds latch-off current limit to regulator
- Add-on Current Limiter
- Voltage reference sets current limit
- Circuit provides hiccup-current limiting
- Current-Limit Switch Is Digitally Programmable
- dc/dc converter's current-limit
- Comparator adds current limit
- Soft limiter for oscillator circuits
- Current limiter provides latch-up signal
AC-DC DC-DC Schematics
- 5V power supply
- Voltage Inverter II
- 6V to 12V Converter
- +30V power supply with +5V
- +30V DC-DC converter
- DC/AC inverter
- DC/AC inverter II
- 12 Vdc - 120 Vac Inverter
- 9 Volt 2 Amp Power Supply
- 5 Volts From a 9 Volt Battery
- High Current Voltage Regulator
- 12V to 6V Converter
- 14V Switching Power Supply
- Supply Voltage Indicator
- Transformerless PSU
- 4 Amps Universal PSU
- UPS Power Supply
- Variable Voltage Regulation
- 12 volt power supply (7812)
- 5 volt power supply (7805)
- 5/12 volt power supply
- simple voltage doubler
- voltage inverter
- 0.7 - 24V /2A Power Supply
- Positive and negative from a battery LT1010
- Shunt Regulator with ZR431
- HF DC-DC Conversion
- Dynamo Current and Voltage Regulator
- 0-30 Volt Laboratory Power Supply
- 0-15 Volt Tracking PS
- Transformerless Power Supply
- Power-Managed uC Power Supply
- power supply using LM317
- Supply Voltage Indicator
- Transformerless PSU
- 4 Amps Universal PSU
- UPS Power Supply
- Variable Voltage Regulation
- 12 volt power supply (7812)
- 5 volt power supply (7805)
- 5/12 volt power supply
- simple voltage doubler
- voltage inverter
- 0.7 - 24V /2A Power Supply
- Positive and negative from a battery LT1010
- HF DC-DC Conversion
- Shunt Regulator with ZR431
- Dynamo Current and Voltage Regulator
- 0-30 Volt Laboratory Power Supply
- 0-15 Volt Tracking PS
- Transformerless Power Supply
- Power-Managed uC Power Supply
- power supply using LM317
- 90w Power Supply
- Unregulated Power Supply
- Precision AC/DC Converters
- Precision full-wave signal rectifier needs no diodes
- The Output Adjustable Flyback Converter
- Transformerless Power Supply
- Power Supplies circuits
- Fixed Voltage Power Supply
- Dual Voltage Power Supply
- Bench Top Powersupply
- Voltage Converter
- Power Supply
- Classic Plus and Minus DC Power Supply
- CAPS PROVIDE VOLTAGE BOOST TO SERIES REGULATOR
- 240VAC TO 5VDC POWER SUPPLY
- High Current Power Supply
- -15 V 1-A Regulated Power Supply
- DC Supply
- PC 12V ADAPTER
- LM317 variable power supply
- Power Supply For Amplifiers
- +9V *and* -9V from one battery!
- Power supply +20V/15A and +12V/3A
- Power Supply 0-30V / 0-2A
- Power Supply for Amlifiers [B]
- Power Supply +50V 3A stabilized and regulated
- LM317 VARIABLE POWER SUPPLY
- Variable DC Power Supply
- Power Supply for P.A. Class40
- 5V/1A Power Supply
- 5V Supply Derives Power From 3-Wire RS-232 Port
- Variable DC Power Supply
- Variable Power Supply
- Dual Regulated Power Supply
- Autoformer Switch-Mode Power Supply
- Power Supply Adjustable 0V-30V DC/2A
- Bench Top Powersupply 3
- High Voltage High Current PS
- 18v AC to DC Power Supply
- 9 Volt 2 Amp Power Supply
- 13 Volt 20 Amp PSU
- The Output Adjustable Flyback Converter
- Alarm Power Supply
- Overvoltage Protection for the LM317
- Basic UPS Power Supply
- LM317 Regulator Circuit
- Variable Voltage Regulation
- Universal DC-DC Convertor
- Transformerless Power Supply
- Variable Power Supply
- Logic PSU with Overvoltage Protection
- Switchmode PSU Protection Circuit
- Simple Pre-Regulator
- Switchmode Power Supply For Car Audio
- Current Sensing Slave Power Switch
- High Current 13.8V Power Supply
- Soft-Start Circuit For Power Amps
- Signal Detecting Auto Power-On Unit
- Power Supply for Preamplifiers (Revision A)
- OBTAINING 250vDC & 6.3vAC FOR VALVES
- Simple DC Adapter Power Supply
- Stabilised power unit
- Low Voltage Supplies - Solid State - Tubes
- Power Supply for Preamplifiers
- L200 Power Supply
- Linear Regulated Dual Polarity Power Supply
- 13.8 V / 15 A from a PC Power Supply
- A Simple Capacitance Multiplier Power Supply For Class-A Amplifiers
- Increasing Regulator Current
- 48 VOLT PHANTOM POWER SUPPLY
- 12 Volt 30 Amp PSU
- Build A 10 Amp 13.8 Volt Power Supply
- +/-12V -> +/-5V Power unit
- Efficient flyback driver circuit
- Ignition coil driver
- Basic multiplier circuits
- Universal PSU
- Current Limiting Power Supply
- Current Limiting Power Supply
- Small Variable Power Supply
- 0-30 Volt Laboratory Power Supply
- +12V/-12V Power supply unit
- Variable Dual Lab Power Supply
- Voltage Doubler Circuit
- ADJUSTABLE VOLTAGE AND CURRENT REGULATOR
- High Current Regulated Supply
- Low Voltage, High Current Time Delay Circuit
- Interfacing 5 volt CMOS to 12 volt/ 25 Watt Loads
- Simple Adjustable Voltage Source
- Variable 3 - 24 Volt / 3 Amp Power Supply
- LM317T Voltage Regulator with Pass Transistor
- A voltage inverter circuit
- Voltage Inverter
- Low Power Negative Car Power Supply
- Voedingen - Power Supplies
- Build a Variable Voltage Supply for Cheap
- Adjustable Linear Regulators
- Variable Power Supply
- An Add-on Current Limiter
- Universal PSU
- Soft Start PSU
- Small Variable Power Supply
- Supply Voltage Indicator
- Current Limiting Power Supply
- 9 Volt 2 Amp Power Supply
- The Output Adjustable Flyback Converter
- Overvoltage Protection for the LM317
- Basic UPS Power Supply
- LM317 Regulator Circuit
- Variable Voltage Regulation
- Universal DC-DC Convertor
- Alarm Power Supply
- Logic PSU with Overvoltage Protection
- Increasing Regulator Current
- Self switching Power Supply
- 500W low cost 12V to 220V inverter
- 12 Volt DC to 120 Volt AC Inverter
- 0 - 300V Adjustable Power Supply
- Basic UPS Power Supply
- Regulated 12 Volt Supply
- Dual Regulated Power Supply
- LM317 variable power supply
- Dual Polarity Power Supply
- Fixed Voltage Power Supply
- High Current Power Supply
- 5V/1A Power Supply
- 10 Amp 13.8 Volt Power Supply
- 13.8V 20A power supply
- 3-30 V/2.5 A Stabilized power supply
- 12 Volt 30 Amp PSU
- Inverter
- 6V to 12V Converter
- Voltage Inverter
- Voltage InverterII
- Variable DC Power Supply
- Fast Electronic Fuse
- Variable Power Supply Using Fixed Regulator
- 1.3 Volt Power Source
- 12V 50W AC-DC Power Supply
- 0-30 V DC POWER SUPPLY WITH CURRENT CONTROL 0.002-3 A
- Simple 5V power supply for digital circuits
- LASER Power Supply
- 600 VOLTS POWER SUPPLY FOR QRO
- POWER SUPPLY 15V 4A
- Non-isolated Off-line AC to DC Power Supply
- MINIATURE ISOLATED AC/DC POWER SUPPLY
- LOW POWER 12,000 VOLT POWER SUPPLY
- Bench Top Power Supply
- Dual Polarity Power Supply
- Mini Drill power supply
- Flyback Driver Circuit
- LM317T Variable Voltage Regulator
- Simple regulated power supply with overcurrent trip
- Stabilized 9v power supply
- Adjustable power supply using LM317
- 8A Regulated PS for Mobile Equipments
- Solar Powered +5 and +3.3 Power Supply
- 0-30 VDC Stabilized power supply with current control 0.002-3 A
Power Control Schematics
- Active Power Zener
- Power down function
- G STRAIN ENERGY ABSORBER
- High and Low Voltage Cutout with Delay and Melody
- CHARGE COUPLED BI-DIRECTIONAL POWER MOSFET RELAY
- Automatic control starts loads softly
- Automatic power-off circuit saves battery
- Build a UPS for USB devices
- Circuit automates switch-over between battery and source
- CMOS gate implements reverse phase control
- Controller provides constant-power dc load
- Synchronizing controller detects baud rate
- Microcontroller watches, controls ac power
- Power source is insensitive to load changes
- Short dc power-line pulses afford remote control
- Smart switch cuts transformer turn-on current
- Voltage stabilizer
- Soft-Start Circuit For Power Amps
- Soft-start controller is gentle on loads
- Simple Electronic Circuit Breaker
- Electronic Fuse / Low Pass Filter
Tesla Coil Schematics
- Tesla Coil Project
- Tesla Coil/High Voltage Generator
- 100,000 volts Solid-State Tesla coil
- Nikola Tesla coil project
- Energy-sucking Radio Antennas
Switch Schematics
- simple switching power supply
- Switching regulator
- LH1605 Switching Regulator
- 12 Volt, 10 Amp Switching Power Supply
- adjustable switching-regulator LM2575T
- Reduce EMI in Switching PS
- Switch-Mode LED Backlight
- LT3439l low noise switching architecture
- Linear supply uses switch-mode regulation
- LM78S40 Switching Voltage Regulator
- Soft-Start Controller for Switching Power Supplies
- 555 timer as a switch-mode power supply
- Single IC, 5 Output Switching Power Supply
- Switching regulator forms constant-current source
- Self switching Power Supply
- Voltage Comparator Circuits
- Advanced Power Switcher
- +5V Switching regulator
- Ultra-Fast Rectifier for Switching PS
- Switching Regulator Boosts Input Voltage
- Controlling EMI from switching power supplies
- Switch Mode Battery Eliminator with PIC16C72A
- DC/DC generates negative supply
- Switching Regulator Evaluation Board
- Voltage Monolithic Switcher
- 20 Watt Simple Switcher
- Switch Mode Pre-Regulator
- Switch Mode Power Solutions
- 1-kV switching power supply
- Switchmode Power Supply
- Boost-Switching Regulator with MCP1650
- Switched Mode Power Supply for LCD Monitor
- Synchronous Switching Regulator Evaluation Board
- 2 Watt Switching Power Supply
- Step-up Switching Regulator Schematic
- Fairchild Power Switch
- Self-switching Power Supply
Solar Cell Schematics
- PowerSmart Solar Speeder, V2
- "Miller" solar engine
- 555-based solar engine
- 6 Amp Solar Power Center
- Solar Charge Controller
- Vx2SE solar engine
- Zener-based solar engine
- Solar-powered motor runs on 10 nA
- Solar Powered Reading Lamp
- Solar Engine
- dual slope-sampling solar engine
- FLED-based solar engines
- gate boost solar engine
- train detector using ambient light and a photocell
- Solar Cell Battery Charger
- Solar Engine Circuit
- 6 Amp Solar Power Center
- Solar garden light circuits
- Solar LED Mood Light
- Low-loss circuit powers solar lantern
- Photovoltaic By-Pass Diodes
- AA Battery Solar Charger
- VTSE solar engine
- SmartCap solar engine
- Solar Regulator
- 12 Volt 20 Amp Solar Charge Controller
- 12 Volt 20 Amp Solar Charge Controller
- 12 Volt Toilet Tank Refiller
- The D1 solar engine
- Photovoltaic switch disables unused LEDs
- Portable Solar Charger
- Remote Solar LED light
- Self Powered Solar Box Furnace
- LED Sensor Electronic Tracker with H-Bridge Drive
- Solar NiCad Charger
- Solar cells implement illuminator
- Solar Charged LED Utility Light
- Solar charger for lead-acid batteries
- Solar Panel Current Meter
- SOLAR REVOLVER
- Homemade Solar Tracker
- Solar tracking system
- Solarbotics' stepper motor drive circuit
- T3SE type 3 solar engine
- Tritium Solar engine
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