Datasheet LT3091 (Analog Devices) - 6

LT3091
Typical perForMance characTerisTics TJ = 25°C, unless otherwise noted. Offset Voltage Set Pin Current Offset Voltage (VOUT – VSET)
50.5 2.0 IL = 1mA IL = 1mA N = 4726 50.4 VOUT = –1.25V 1.5 VOUT = –1.25V 50.3 1.0 50.2 50.1 0.5 TAGE (mV) 50.0 0 49.9 –0.5 SET PIN CURRENT (µA) 49.8 OFFSET VOL –55°C –1.0 –55°C 49.7 25°C 25°C 49.6 125°C –1.5 125°C 150°C 150°C 49.5 –2.0 –2 –1 0 1 2 0 –5 –10 –15 –20 –25 –30 –35 –40 0 –5 –10 –15 –20 –25 –30 –35 –40 VOS DISTRIBUTION (mV) INPUT VOLTAGE (V) INPUT VOLTAGE (V) 3091 G04 3091 G05 3091 G06
Set Pin Current Offset Voltage (VOUT – VSET) Load Regulation
50.5 2.0 30 2.5 I OFFSET VOL L = 1mA IL = 1mA ∆IL = 1mA to 1.5A 50.4 VIN = –36V 1.5 VIN = –36V VIN = –1.9V 50.3 20 VOUT = –1.25V 2.0 1.0 TION (nA) 50.2 TAGE LOAD REGULA 50.1 0.5 10 1.5 TAGE (mV) 50.0 0 49.9 –0.5 0 1.0 SET PIN CURRENT (µA) 49.8 OFFSET VOL TION (mV) –1.0 49.7 –55°C –55°C 25°C 25°C –10 0.5 49.6 125°C –1.5 125°C 150°C 150°C SET PIN CURRENT LOAD REGULA 49.5 –2.0 –20 0 0 4 8 12 16 20 24 28 32 0 –4 –8 –12 –16 –20 –24 –28 –32 –75 –50 –25 0 25 50 75 100 125 150 OUTPUT VOLTAGE (V) OUTPUT VOLTAGE (V) TEMPERATURE (°C) 3091 G07 3091 G08 3091 G09
Quiescent Current Typical Dropout Voltage
1.4 450 VSHDN = VIN 1.2 400 350 1.0 300 0.8 RL = 61.9kΩ (20µA) TAGE (mV) 250 VOUT = –1.25V 0.6 VIN = –1.9V 200 150 0.4 QUIESCENT CURRENT (mA) DROPOUT VOL 100 –55°C 0.2 25°C 50 125°C VSHDN = 0V 150°C 0 0 –75 –50 –25 0 25 50 75 100 125 150 0 0.25 0.50 0.75 1 1.25 1.5 TEMPERATURE (°C) OUTPUT CURRENT (A) 3091 G10 3091 G11 3091fa 6 For more information www.linear.com/LT3091 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 Typical Applications Package Description Revision History Typical Application Related Parts