3W Power Led Driver Circuit (PWM)

| August 3, 2019 Updated
3W Power Led Driver Circuit (PWM)

3w power led drive prepared for the circuit uc3842 and uc3845 PWM control ICs prepared with two circuit diagrams ™ connectivity first circuit uc3842 used two LEDs connected in series, the power MOSFET is irlz24n other 3w LED driver circuit, the u3845 is controlled by 10 LEDs connected in series in this circuit that extend MOSFETs If irf3205 circuit input voltage 10v …. 30v between the 3w power LED driver circuit implementation of the picture does not appear in, but MOSFET small with a cooler, I suggest using .. The first circuit current limiting resistor (R4) account 1v/ak my result according to the resistance to be used writes resistance of the power of the say that there should be less than 0.5W …

This power led driver circuit has been produced in a powerful light-emitting diodes, to 1500mA power supply. by the classical buck or step-down DC / DC converter schematic connection with the current efficiency.Input voltage: 10-30V. The maximum output current of 1500mA

high-power-led-driver-step-down-dc-dc-converte-3w-led

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Published: 2012/11/10 Tags: , , ,



2 Comments “3W Power Led Driver Circuit (PWM)

  1. Electronics CircuitsElectronics Circuits

    30V 0-5A Regulated Power Supply

    LM317T based on the 1.3V 30-volt 0-5 amp regulated power supply circuit before I saw it but only scheme because not want to share recent search came at the same circuit made ​​I did see 2 version LM317T regulator IC of the transistor with a power Upgrading lm301 opamp with current control kt818 is done using PnP as power transistors (MJ15004 used instead) in the same mantıkd lm741 opamp has done with his transistor in the power supply is not strong enough for the bd712 5 amps

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  2. Elektronisch ProjekteElektronisch Projekte

    3W Leistung Treiberschaltung Pulsweitenmodulation

    3W Power LED-Laufwerk für die Schaltung vorbereitet uc3842 und uc3845 PWM-Steuer-ICs vorbereitet mit zwei Schaltplänen ™ Konnektivität erste Schaltung uc3842 verwendet zwei LEDs in Reihe geschaltet, der Leistungs-MOSFET ist irlz24n andere 3w LED-Treiberschaltung, die u3845 wird von 10 LEDs gesteuert in Serie in dieser Schaltung, die MOSFETs erweitern Wenn If3205 Schaltung Eingangsspannung 10V …. 30v zwischen der 3w Power LED-Treiberschaltung Implementierung des Bildes nicht in, aber MOSFET klein mit einem Kühler, schlage ich vor .. Verwenden Sie den ersten Stromkreis-Strombegrenzungswiderstand (R4) Konto 1v / ak mein Ergebnis nach dem Widerstand zu sein verwendet schreibt Widerstand der Macht der sagen, dass es weniger als 0,5W sein sollte …

    Diese Power-LED-Treiberschaltung wurde in einer leistungsfähigen Leuchtdiode, bis 1500mA, hergestellt. durch den klassischen Buck oder Step-down-DC / DC-Wandler schematische Verbindung mit dem Strom-Wirkungsgrad.Eingangsspannung: 10-30V. Der maximale Ausgangsstrom von 1500mA

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