Datasheet LT3022, LT3022-1.2, LT3022-1.5, LT3022-1.8 (Analog Devices) - 6

LT3022/LT3022-1.2 LT3022-1.5/LT3022-1.8
TYPICAL PERFORMANCE CHARACTERISTICS Dropout Voltage Guaranteed Dropout Voltage Dropout Voltage
300 300 300 VOUT = 1.2V = TEST POINTS VOUT = 1.2V 270 270 270 240 240 240 TJ = 125°C 210 210 210 TJ = 125°C IL = 1A 180 180 180 150 150 150 TJ = 25°C TJ = 25°C 120 120 120 IL = 500mA 90 90 90 DROPOUT VOLTAGE (mV) T I J = –40°C DROPOUT VOLTAGE (mV) L = 100mA 60 60 60 IL = 10mA 30 GUARANTEED DROPOUT VOLTAGE (mV) 30 30 0 0 0 0 100 200 300 400 500 600 700 800 900 1000 0 100 200 300 400 500 600 700 800 900 1000 –50 –25 0 25 50 75 100 125 OUTPUT CURRENT (mA) OUTPUT CURRENT (mA) TEMPERATURE (°C) 3022 G01 3022 G02 3022 G03
Minimum Input Voltage ADJ Pin Voltage Output Voltage
1.1 206 1.236 IL = 1A I I 1.0 L = 1mA L = 1mA 0.9 204 1.224 0.8 0.7 202 1.212 0.6 200 1.200 0.5 0.4 198 1.188 0.3 ADJ PIN VOLTAGE (mV) OUTPUT VOLTAGE (V) MINIMUM INPUT VOLTAGE (V) 0.2 196 1.176 0.1 0 194 1.164 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3022 G04 3022 G05 3022 G05a
Output Voltage Output Voltage
1.545 1.854 IL = 1mA IL = 1mA 1.530 1.836 1.515 1.818 1.500 1.800 1.485 1.782 OUTPUT VOLTAGE (V) OUTPUT VOLTAGE (V) 1.470 1.764 1.455 1.746 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) 3022 G05b 3022 G05c 3022fb 6 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Package Description Revision History Typical Application Related Parts