Datasheet MAX1735 (Maxim) - 3

200mA, Negative-Output, Low-Dropout Linear Regulator in SOT23 MAX1735 Typical Operating Characteristics
(Circuit of Figure 2, VIN = -4.0V, VOUT = -3.0V, TA = +25°C, unless otherwise specified.)
SUPPLY CURRENT SUPPLY CURRENT vs. SUPPLY VOLTAGE vs. LOAD CURRENT
180 140 ILOAD = 200mA 160 130 MAX1735 toc01 MAX1735 toc02 140 µA) 120 µA) 120 100 110 80 100 60 SUPPLY CURRENT ( SUPPLY CURRENT ( 90 40 80 20 0 70 0 -1 -2 -3 -4 -5 -6 -7 0 20 40 60 80 100 120 140 160 180 200 SUPPLY VOLTAGE (V) LOAD CURRENT (mA)
SUPPLY CURRENT DROPOUT VOLTAGE vs. TEMPERATURE vs. LOAD CURRENT
180 100 VOUT = -2.9V 160 ILOAD = 200mA MAX1735 toc03 MAX1735 toc04 140 80 µA) 120 TA = +25°C 60 100 80 TA = +85°C 40 60 NO LOAD SUPPLY CURRENT ( DROPOUT VOLTAGE (mV) TA = -40°C 40 20 20 0 0 -40 -15 10 35 60 85 0 25 50 75 100 125 150 175 200 TEMPERATURE (°C) LOAD CURRENT (mA)
OUTPUT VOLTAGE CHANGE OUTPUT VOLTAGE CHANGE vs. LOAD CURRENT vs. TEMPERATURE
0 1.00 VOUT = -3V 0.75 -0.2 MAX1735 toc05 MAX1735 toc06 0.50 I -0.4 LOAD = 200mA 0.25 T -0.6 A = -40°C 0 TA = +85°C -0.25 -0.8 TA = +25°C NO LOAD -0.50 OUTPUT VOLTAGE CHANGE (%) OUTPUT VOLTAGE CHANGE (%) -1.0 -0.75 -1.2 -1.00 0 25 50 75 100 125 150 175 200 -40 -15 10 35 60 85 LOAD CURRENT (mA) TEMPERATURE (°C)
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