MIC5271 Datasheet, PDF (4/10 Pages) Micrel Semiconductor – μCap Negative Low-Dropout Regulator

MIC5271
Typical Characteristics
-3.5
-3
-2.5
-2
-1.5
-1
-0.5
0
0
Dropout
Characteristics
0 Load
-100mA Load
-1 -2 -3 -4 -5
SUPPLY VOLTAGE (V)
Ground Current
vs. Output Current
-2.5
-2
-1.5
-1
-0.5
00
5V_IN
-20 -40 -60 -80 -100
OUTPUT CURRENT (mA)
Ground Current
vs. Temperature
-30
-1mA Load
-25
-20
0A Load
-15
-10
-5
-040 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
Negative Enable Threshold
vs. Supply Voltage
-1.6
-1.4 ^{Enable On}
-1.2
-1
Enable Off
-0.8
-0.6
-0.4
-0.2
0
-4
-7
-10 -13 -16
SUPPLY VOLTAGE (V)
-3.305
-3.3
-3.295
-3.29
-3.285
-3.28
-3.275
-3.27
-3.265
-3.260
Output Voltage
vs. Output Current
-20 -40 -60 -80 -100
OUTPUT CURRENT (mA)
Ground Current
Characteristics
-90
-80
-1mA Load
-70
-60
-50 _{-100µA Load}
-40
-30
-20
-10
0µA Load
0
0 -1 -2 -3 -4 -5
SUPPLY VOLTAGE (V)
Ground Current
vs. Temperature
-3.5
-3
-2.5
-100mA Load
-2
-1.5
-1
-0.5
-50A Load
0-40 _{-20 0 20 40 60 80 100 120}
TEMPERATURE (°C)
Dropout
vs. Output Current
-600
-500
-400
-300
-200
-100
00 _{-20 -40 -60 -80 -100}
OUTPUT CURRENT (mA)
MIC5271
4
Micrel
Output Voltage
vs. Temperature
-3.4
-3.38
-3.36
-3.34
-3.32
-3.3
-3.28
-3.26
-3.24
-3.22
-3.2
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
Ground Current
Characteristics
-2.5
-2 ^{-100mA Load}
-1.5
-50mA Load
-1
-0.5
-10mA Load
00
-1 -2 -3 -4 -5
SUPPLY VOLTAGE (V)
Positive Enable Threshold
vs. Supply Voltage
1.6
1.4 ^{Enable On}
1.2
1
Enable Off
0.8
0.6
0.4
0.2
0-4
-7
-10 -13 -16
SUPPLY VOLTAGE (V)
Dropout
vs. Temperature
-400
-350
-300
-10mA Load
-250
-200
-150
-100
0A Load
-50
0
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
October 2003