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Resources by crutschow

Resource icon crutschow
Low Drop, High-Side Sense Current Limiter Adjusts to Zero 2018-03-08
Two simple high-side sense current limit circuits adjust to zero current and have low voltage drop
0.00 star(s) 0 ratings
Updated
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Binary ↔ BCD Conversion Using Counters 2018-02-23
Combination of Binary & BCD counters do Binary↔BCD conversions.
0.00 star(s) 0 ratings
Updated
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Simple 15V, 1.5A, CC/CV Bench Power Supply Circuit - (With Optional Laptop Charger Source) 2018-02-05
Inexpensive, single regulator IC power supply with I and V adj. to zero, includes I & T monitors
5.00 star(s) 1 ratings
Updated
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Simple & Inexpensive Ideal-Diode MOSFET Circuits 2017-09-19
Good for low-drop diode applications, such as blocking battery back-charging or brownout protection
4.67 star(s) 3 ratings
Updated
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Push-Button Relay Latch Circuit With Simple Debounce 2017-06-20
PB alternate action circuit uses CD4013 FF with simple debounce to control relay (or other load).
0.00 star(s) 0 ratings
Updated
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LM317 CC/CV 12V Lead-Acid Battery Charger With Automatic Trickle Charge 2017-06-18
Lead-acid battery charger starts with constant-current and ends with constant-voltage trickle charge
0.00 star(s) 0 ratings
Updated
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Resonant Inductive Charging of Capacitor Improves Efficiency And Amount of Stored Energy 2017-05-30
Capacitor resonant charging can nearly double the charge efficiency and quadruple energy stored.
5.00 star(s) 1 ratings
Updated
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Analog Max/Min Value or Bi-Level Clamp Circuits 2017-05-01
Circuit outputs the min. or max. value of several analog inputs, or provides accurate bi-level clamp
5.00 star(s) 1 ratings
Updated
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Missing Pulse Detector (Watchdog Timer) Circuits Using LM339/393, CD4093, or 555 2017-04-15
Watchdog timer circuits, will timeout on either high or low hang
0.00 star(s) 0 ratings
Updated
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Triple Output Tracking Power Supply Uses Standard 3-Terminal Regulators, Adjusts to Zero Out 2017-03-09
Single +output plus dual +/- tracking output supply using common 3-terminal regulators goes to 0V.
0.00 star(s) 0 ratings
Updated
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Efficient MOSFET Bridge Rectifier for Resistive Loads, Or Input Power Auto Polarity Gating 2017-03-07
MOSFET bridge for efficient resistive load rectification, or indifference to input power polarity.
0.00 star(s) 0 ratings
Updated
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PWM Voltage Control Of Standard Linear IC Regulators 2017-02-13
PWM allows easy control of linear regulator output voltage for μP based power supplies
0.00 star(s) 0 ratings
Updated
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Low Power CMOS PWM Circuit With Buffer Output Requires Only 5 Components 2017-02-09
CD4106 PWM circuit uses only 2 diodes, 1 capacitor, and 1 potentiometer
0.00 star(s) 0 ratings
Updated
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Single Supply Non-Inverting Av=1 Op Amp Circuit With Simple Offset Voltage Calculation 2017-02-08
Circuit generates Av=+1 with simple offset calculation using std. resistor values
0.00 star(s) 0 ratings
Updated
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Simple PWM Circuit For Lamp Dimming, etc., Improves On 555 PWM Circuits 2017-01-29
PWM circuit has voltage control of 0% to 100% duty-cycle
0.00 star(s) 0 ratings
Updated
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Simple, Efficient, Inexpensive, High-Power LED Constant-Current Switching Supply 2017-01-25
Constant-current hysteretic buck regulator supply for high power LEDs, efficiency of 90%
0.00 star(s) 0 ratings
Updated
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MOSFET Bridge Rectifier With Low Forward Drop, Works With Capacitive Output 2017-01-16
MOSFET Bridge Rectifier gives high efficiency for low voltage, high current AC-DC supplies
0.00 star(s) 0 ratings
Updated
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Isolated Input, MOSFET AC/DC Solid State Relay (SSR) 2017-01-03
Solid-state discrete AC/DC relay uses MOSFETs for low on-voltage with opto-isolated control input
0.00 star(s) 0 ratings
Updated
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Bipolar AC/DC MOSFET Low-Side Switch 2016-11-07
AC/DC Low-Side AC Switch With Low ON Resistance Uses Two N-MOSFETs and One PNP Transistor
0.00 star(s) 0 ratings
Updated
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Two Different Full-wave Rectified Voltages From Center-tapped Transformer and Bridge Rectifier 2016-08-01
Two voltages, one twice the other, require only a center-tapped transformer and bridge rectifier
0.00 star(s) 0 ratings
Updated

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