1W 3W DRIVERS pilotés par PWM ET PAR WS2811

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input 7-30V output 700mA 3W LED driver Support for PWM dimming

Product information

Description:


Input voltage: DC 7-30V
The Recommended Input voltage: DC 24V
Input filter: capacitor
Output Voltage :1.2-28V
Output Current: 700mA
Output current accuracy: + -3%
Output current stability: Vin = 24v, Vo = 1.2-22V, + -1%
Internal power dissipation: Vin = 24v, 5LEDS maximum 700mW
Temperature Coefficient: Temperature Environmental Protection -40 ° C - +71 ° C, + -0.015% / ° C
Full load efficiency: 96%
Ripple and noise (Vp-p): Vin = 24v, 5LEDS, 120Mv
Output short circuit protection: sustainable
Package size: 25 * 15 * 10 (mm) excluding pin
Weight: 4g
Instructions for use:


IN +: Power supply positive
IN-: negative power supply.
LED +: access the LED anode
LED-: then the LED cathode
PWM: dimming control signal (2.8V-6V open)
Limit frequency of the PWM signal: 20HZ-20KHZ Rated recommends: 1KHZ
Buck operating mode to ensure that the total pressure of the LED below the input supply voltage 2-3V can work.



Exemples de montage :


ATTENTION A BIEN RELIER GND ARDUINO AVEC GND POWERALIM

Avec WS2812

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