Datasheet LTC3624, LTC3624-2 (Analog Devices) - 6

LTC3624/LTC3624-2
Typical perForMance characTerisTics TJ = 25°C, unless otherwise noted. Oscillator Frequency Oscillator Frequency Efficiency vs Input Voltage vs Temperature vs Supply Voltage
100 2.0 2.0 ILOAD = 1A 90 80 ILOAD = 10mA 1.5 1.5 70 60 50 1.0 1.0 40 EFFICIENCY (%) 30 0.5 0.5 20 LOW DROPOUT OPERATION Burst Mode OPERATION OSCILLATOR FREQUENCY (MHz) OSCILLATOR FREQUENCY (MHz) 10 VOUT = 5V FREQ = 1MHz 0 0 0 0 5 10 15 20 –50 –25 0 25 50 75 100 125 150 2 7 12 17 VIN (V) TEMPERATURE (°C) SUPPLY VOLTAGE (V) 36242 G10 36242 G11 36242 G12
Reference Voltage vs Temperature RDS(ON) vs Input Voltage RDS(ON) vs Temperature
600.5 600 600 VIN = 12V 600.0 500 500 599.5 400 400 (mΩ) (mΩ) 599.0 300 300 TOP FET R DS(ON) TOP FET R DS(ON) 598.5 200 200 REFERENCE VOLTAGE BOTTOM FET BOTTOM FET 598.0 100 100 597.5 0 0 –50 0 50 100 150 2 4 6 8 10 12 14 16 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) VIN (V) TEMPERATURE (°C) 36242 G13 36242 G14 36242 G15
Load Regulation Line Regulation VIN vs Peak Current Limit
0.80 0.80 5 0.60 0.60 4 0.40 0.40 25°C 0.20 0.20 3 (%) (%) 0 FORCED CONTINUOUS MODE 0 OUT 150°C V OUT–0.20 ∆V –0.20 2 –0.40 –0.40 PEAK CURRENT LIMIT (A) 1 –0.60 –0.60 –0.80 –0.80 0 0 0.5 1 1.5 2 2 4 6 8 10 12 14 16 0 2 4 6 8 10 12 14 16 18 20 LOAD CURRENT (A) VIN (V) VIN (V) 36242 G16 36242 G17 36242 G18 36242fd 6 For more information www.linear.com/LTC3624 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Revision History Typical Application Related Parts