Datasheet LT3086 (Analog Devices) - 8

LT3086
Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. PWRGD Output Low Voltage PWRGD Internal Time Delay IOUT/IMON Ratio
200 22 1060 IPWRGD = 200µA IPWRGD = 200µA I 21 1050 MON = VIMON/RMON 180 VOL TO VOH IMON TIED TO ILIM 20 1040 RMON = 330Ω 160 Y (µs) 19 1030 V T IN = VOUT + 0.55V J = 125°C TAGE (mV) 140 18 1020 TJ = –40°C 120 17 TIO (A/A) 1010 100 16 RA 1000 15 990 80 /I MON 14 980 TJ = 25°C 60 I OUT 13 970 40 12 960 PWRGD OUTPUT LOW VOL 20 PWRGD INTERNAL TIME DELA 11 950 0 10 940 –75 –50 –25 0 25 50 75 100 125 150 175 –75 –50 –25 0 25 50 75 100 125 150 175 0 0.3 0.6 0.9 1.2 1.5 1.8 2.1 TEMPERATURE (°C) TEMPERATURE (°C) OUTPUT CURRENT (A) 3086 G20 3086 G21 3086 G22
Current Monitor at Light Load ILIM Pin Threshold Voltage ILIM Pin Input Current
40 825 10 IMON TIED TO ILIM RMON = 1kΩ 820 8 35 ) (µA) VIN = VOUT + 0.55V 815 6 MON 30 /R 810 4 25 805 2 IMON IL = 20mA 20 800 0 795 –2 15 PIN CURRENT (µA) IL = 0 PIN THRESHOLD (mV) 790 –4 I LIM 10 I LIM 785 –6 5 CURRENT MONITOR (V 780 –8 0 775 –10 –75 –50 –25 0 25 50 75 100 125 150 175 –75 –50 –25 0 25 50 75 100 125 150 175 0 100 200 300 400 500 600 700 800 TEMPERATURE (°C) TEMPERATURE (°C) ILIM PIN VOLTAGE (mV) 3086 G23 3086 G24 3086 G25
TRACK Amplifier Input Offset TRACK Amplifier Gain TRACK Pin Pull-Up Current
10 0.25 30 8 0.24 25 6 /V) 0.23 TRACK = 750mV 4 0.22 20 2 0.21 TRACK = 750mV 0 0.20 TRACK = 0mV 15 –2 0.19 TRACK = 400mV 10 –4 TRACK = 0mV 0.18 –6 TRACK = 400mV TRACK AMPLIFIER GAIN (V 0.17 5 TRACK PIN PULL-UP CURRENT (µA) TRACK AMPLIFIER INPUT OFFSET (mV) –8 0.16 –10 0.15 0 –75 –50 –25 0 25 50 75 100 125 150 175 –75 –50 –25 0 25 50 75 100 125 150 175 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 TEMPERATURE (°C) TEMPERATURE (°C) TRACK PIN VOLTAGE (V) 3086 G26 3086 G27 3086 G28 3086fb 8 For more information www.linear.com/LT3086 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Revision History Typical Application Related Parts