Datasheet LTC3119 (Analog Devices) - 5

LTC3119
Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. Power Switch Resistance vs Output Voltage Line Regulation Line Regulation Output Voltage Load Regulation Temperature vs Temperature
1 1.0 50 LOAD = 1A PWM/SYNC = HIGH 0.8 PWM/SYNC = HIGH 0.8 0.6 0.6 44 0.4 0.4 (%) (%) 0.2 OUT 0.2 OUT 38 ANCE (mΩ) 0 0.0 –0.2 –0.2 32 CHANGE IN V –0.4 CHANGE IN V –0.4 –0.6 –0.6 SWITCH RESIST 26 –0.8 –0.8 –1 –1.0 20 2 4 6 8 10 12 14 16 18 0.001 0.01 0.1 1 6 –60 –30 0 30 60 90 120 150 INPUT VOLTAGE (V) LOAD CURRENT (A) TEMPERATURE (°C) 3119 G01 3119 G02 3119 G03
Run Pin Hysteresis Current vs Power Switch Resistance vs VCC Temperature CC
35 260 34 255 33 250 32 245 ANCE (mΩ) 31 240 30 235 29 SWITCH RESIST 230 HYSTERESIS CURRENT (nA) 28 225 27 220 2 2.5 3 3.5 4 –60 –30 0 30 60 90 120 150 VCC VOLTAGE (V) TEMPERATURE (°C) 3119 G04 3119 G05
Run Pin Comparator Threshold vs Run Pin Logic Threshold vs Temperature vs Temperature Temperature vs Temperature
1.35 850 RISING RISING FALLING FALLING 1.30 770 1.25 TAGE (V) 690 TAGE (mV) 1.20 610 1.15 THRESHOLD VOL THRESHOLD VOL 530 1.10 1.05 450 –60 –30 0 30 60 90 120 150 –60 –30 0 30 60 90 120 150 TEMPERATURE (°C) TEMPERATURE (°C) 3119 G06 3119 G07 3119fb For more information www.linear.com/LTC3119 5 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Introduction PWM Mode Operation VCC Regulator Current Mode Control Error Amplifiers Current Limit and Zero Current Detection Soft-Start Maximum Power Point Control (MPPC) Burst Mode Operation Power Good Indicator Thermal Considerations Applications Information Typical Applications Package Description Revision History Typical Application Related Parts