Datasheet LT1118, LT1118-2.5, LT1118-2.85, LT1118-5 (Analog Devices) - 4

LT1118/LT1118-2.5/ LT1118-2.85/LT1118-5
TYPICAL PERFORMANCE CHARACTERISTICS Dropout Voltage vs Output Current Ripple Rejection vs Frequency Ripple Rejection vs Frequency
1.4 80 80 800mA 400mA 1.2 TJ = 75°C TJ = 25°C 60 10mA 60 10mA 1 TAGE (V) 0.8 TJ = 125°C 40 40 0.6 NO LOAD NO LOAD DROPOUT VOL 0.4 RIPPLE REJECTION (dB) 20 RIPPLE REJECTION (dB) 20 0.2 SOURCING CURRENT SINKING CURRENT 0 0 0 0 200 400 600 800 10 100 1k 10k 100k 10 100 1k 10k 100k OUTPUT CURRENT (mA) FREQUENCY (Hz) FREQUENCY (Hz) 1118 G02 1118 G03 1118 G01
Output Impedance vs Frequency Feedback Current vs Temperature Ripple Rejection vs Load Current
10 450 80 CIN = CLOAD = 1μF 400 NO CURRENT 1 350 100mA SOURCE 60 10mA SOURCE 300 (Ω) 250 0.1 40 Z OUT 200 CURRENT (nA) 150 0.01 100mA SINK RIPPLE REJECTION (dB) 100 20 10mA SINK 50 0.001 0 0 102 104 105 103 106 –55 –35 –15 5 25 45 65 85 105 125 –400 –200 0 200 400 600 800 FREQUENCY (Hz) TEMPERATURE (°C) LOAD CURRENT (mA) 1118 G04 1118 G05 1118 G06
Input Current Ground Pin Current vs Output Sink Current vs Output Source Current
2000 800 1750 700 1500 600 1250 500 1000 400 750 300 INPUT CURRENT (μA) 500 200 GROUND PIN CURRENT (μA) 250 100 0 0 0 50 100 150 200 250 300 350 400 0 200 400 600 800 OUTPUT SINK CURRENT (mA) OUTPUT SOURCING CURRENT (mA) 1118 G07 1118 G08 1118fd 4