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MAX8647_0709 Fiches technique(PDF) 6 Page - Maxim Integrated Products |
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MAX8647_0709 Fiches technique(HTML) 6 Page - Maxim Integrated Products |
6 / 15 page Ultra-Efficient Charge Pumps for Six White/RGB LEDs in 3mm x 3mm Thin QFN 6 _______________________________________________________________________________________ 0 10 5 20 15 25 30 -40 10 -15 35 60 85 LED CURRENT vs. TEMPERATURE TEMPERATURE ( °C) 400ns/div 1x MODE OPERATING WAVEFORMS (VIN = 4V) VIN IIN 100mA/div AC-COUPLED 100mV/div 20mA/div MAX8647/48 toc14 ILED 0A 0A ALL LEDs ON ILED = 24mA 400ns/div 1.5x MODE OPERATING WAVEFORMS (VIN = 3V) VIN IIN 100mA/div AC-COUPLED 100mV/div 20mA/div MAX8647/48 toc15 ILED 0A 0A ALL LEDs ON ILED = 24mA 1ms/div STARTUP AND SHUTDOWN (MAX8648) VEN_ VIN IIN 200mA/div AC-COUPLED 20mV/div 2V/div MAX8647/48 toc16 ILED5 0A 0A 2V/div ENA = ENB = ENC 10ms/div SINGLE-WIRE PULSE DIMMING (MAX8648) VEN_ 20mA/div MAX8647/48 toc17 TOTAL ILED5 0A 5V/div OPERATING IN 1x MODE, ALL 6 LEDs OPERATING 1ms/div LINE-TRANSIENT RESPONSE (VIN = 4.3V TO 3.8V TO 4.3V) VIN IIN 24mA 20mA/div 200mA/div MAX8647/48 toc18 ILED6 0A 4.3V 3.8V 1ms/div LINE-TRANSIENT RESPONSE WITH MODE CHANGE (VIN = 3.8V TO 3.4V TO 3.8V) VIN IIN 24mA 20mA/div 200mA/div MAX8647/48 toc19 ILED6 0mA 3.8V 3.4V Typical Operating Characteristics (continued) (VIN = 3.6V, VEN_ = VIN, circuit of Figure 1, TA = +25°C, unless otherwise noted.) |
Numéro de pièce similaire - MAX8647_0709 |
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Description similaire - MAX8647_0709 |
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