Constant current LED Drivers For outdoor use LGSU-120C Series, 120Watt DIMMING FUNCTION 0~10V Dimming External Resistor Dimming ITEM Conditions Value MaximumVoltage Normally 10~11V 0~12V 0-10V Input Current -- 0~10mA 10V Output Voltage Normally 11V 10~12V ...
resistor R1; and a negative electrode at the output end of the LED constant-current driving power supply U, the grounding end of the LED constant-current driving power supply U, the other end of the resistor R2, an emitting electrode of the triode T1 and a positive electrode of the ...
LED drive current preset: TSCR400CX6: 0.1mA TSCR402CX6: 20mA Continuous output current up to 65mA with an external resistor Easy paralleling of drivers to increase current Supply voltage up to 40V Good temperature coefficient vs. output current ...
■Highprecisionconstantcurrentwith+/-5% tolerance(1senseresistorand2resistor bridgeswith+/-1%precision) ■Overtemperatureprotection ■LEDopen-circuitprotection ■LEDshort-circuitprotection ■PWMoperationwithfrequencyjitteringforlow EMI ■Operatingfrequency: ...
Output Current Adjustable by External Rext Resistor Output Current: 3-32mA @VDD=5.0V,3-22mA @VDD=3.3V Built-in Low Turn-on Point Energy-saving Function, Suitable for 4.2V Voltage Applications Constant Current Turn-on Point: VDS=0.25V @IOUT=20mA, VDD=5.0V;VDS=0.25V @IOUT=20mA, ...
LED is generally driven by constant current because the color and brightness of LED are directly related to their forward current. The current accuracy is ... H Mu,G Li,J Liu - IEEE 被引量: 41发表: 2011年 A dual-path, current-sensing resistor-free boost LED driver with fast PWM dimmin...
The main target is to replace discrete components solution for driving LEDs in low voltage applications such as 5 V, 12 V or 24 V giving benefits in terms of precision, integration and reliability. The current is set with external resistor up to 0.5A with a ± 10 % precision; a ...
The BCT3024 is a LED driver with independent 24 output channels, and the output current of each channel can be programmed to achieve 256 levels by I2C interface. The output current of each channel can be set at up to 38mA (Max.) by an external resistor and independently scaled by a fac...
voltage. The power conversion stage then adjusts the electrical parameters to generate the desired current. A current - sensing element, such as a shunt resistor or a Hall - effect sensor, continuously monitors the current flowing through the load. The feedback loop compares the sensed current ...
Features of 35W Dimmable Constant Current LED Light Power Drivers Efficiency up to 87% Dimming (Optional): 0-10V, PWM, Resistor IP65 Protections: SCP/OCP/OVP/OTP Surge Protection: L-N: 2kV Operation temperature: -40~+60 Specification of 35W Dimmable...