Datasheet LT3496 (Analog Devices) - 6

LT3496 typical perForMance characteristics
(TA = 25°C unless otherwise noted) Switch Frequency vs Temperature VCAP-LED Threshold vs CTRL VCAP-LED Threshold vs VCAP
2.4 120 103 fADJ = 1.2V VCAP = 24V CTRL = 1.2V 2.3 100 102 2.2 80 101 2.1 60 100 THRESHOLD (mV) TRHESHOLD (mV) 2.0 40 99 SWITCH FREQUENCY (MHz) V CAP-LED V CAP-LED 1.9 20 98 1.8 0 97 –50 –25 0 25 50 75 100 125 150 0 0.2 0.4 0.6 0.8 1 1.2 0 10 20 30 40 50 TEMPERATURE (°C) CTRL (V) VCAP (V) 3496 G07 3496 G08 3496 G09
VCAP-LED Threshold vs Temperature PMOS Turn On Waveforms PMOS Turn Off Waveforms
103 CTRL = 1.2V VCAP = 24V 102 5V 5V PWM 101 PWM 0V 0V 100 THRESHOLD (mV) 40V 40V 99 TG TG V CAP-LED 30V 30V 98 97–50 –25 0 25 50 75 100 125 150 V 3496 G11 CAP = 40V 200ns/DIV V 3496 G12 CAP = 40V 200ns/DIV TEMPERATURE (°C) 3496 G10 3496ff Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Revision History Typical Application Related Parts