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MAX8901A Datasheet(PDF) 6 Page - Maxim Integrated Products |
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MAX8901A Datasheet(HTML) 6 Page - Maxim Integrated Products |
6 / 15 page Highest Efficiency Supply for 2 to 6 Series WLEDs in a 2mm x 2mm TDFN Package 6 _______________________________________________________________________________________ Typical Operating Characteristics (continued) (Circuit of Figure 5, ILED = 24.75mA, VIN = VON = 3.6V, C1 = 1µF, C2 = 1µF, TA = +25°C, unless otherwise noted.) 499.4 499.8 499.6 500.2 500.0 500.8 500.6 500.4 501.0 010 5 1520253035 VCS vs. LED CURRENT STEP (MAX8901B) LED CURRENT STEP ILED = 0.75mA ILED = 24.75mA 24.0 24.2 24.6 24.4 24.8 25.0 -40 10 -15 35 60 85 MAXIMUM LED CURRENT vs. TEMPERATURE (MAX8901B) TEMPERATURE ( °C) MINIMUM LED CURRENT vs. TEMPERATURE (MAX8901B) TEMPERATURE ( °C) 60 35 10 -15 735 740 745 750 730 -40 85 4ms/div PWM DIMMING RESPONSE (MAX8901A) MAX8901A/B toc13 0V 0V 0mA 2V/div 0V 20mA/div 20mV/div VON VIN VCS VOUT ILEDs D = 10% D = 90% 50mV/div (AC-COUPLED) 500mV/div fON_PWM = 100kHz, DUTY CYCLE CHANGE: 90% TO 10%, C2 = 0.1 μF 10ms/div SERIAL PULSE DIMMING RESPONSE (MAX8901B) MAX8901A/B toc14 0V 0V 0mA 2V/div 0V 20mA/div 20mV/div VON VIN VCS VOUT ILEDs 50mV/div (AC-COUPLED) 1V/div 0 10 5 20 15 25 30 040 20 60 80 100 LED CURRENT vs. PWM DIMMING (MAX8901A) PWM DUTY CYCLE (%) RCS = 20 Ω, fPWM = 100kHz |
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Similar Description - MAX8901A |
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