MIC5320_11 Datasheet, PDF (7/13 Pages) Micrel Semiconductor – High-Performance Dual 150mA μCap ULDO™

Micrel, Inc.
Typical Characteristics
Power Supply
Rejection Ratio
-80
-70
-60
-50
150mA
-40
-30
-20
V_IN = V_OUT +1V
-10 ^VOUT ^{= 2.8V}
C_OUT = 1µF
00.1
1
10
50mA
100 1,000
FREQUENCY (kHz)
Ground Current
vs. Temperature
100
95
90
100µA
85
80
V_IN = V_OUT + 1V
V_OUT = 2.8V
75
C_OUT = 1µF
EN1 = V_IN
EN2 = GND
70
20 40 60 80
TEMPERATURE (°C)
Dropout Voltage
vs. Temperature
50
45
V_IN = V_OUT +
V_OUT = 2.8V
1V
150mA
40 ^COUT ^{= 1µF}
35
30
100mA
25
20
15
50mA
10
5
10mA
100µA
0
20 40 60 80
TEMPERATURE (°C)
40
35
30
25
20
15
10
5
002
Dropout Voltage
vs. Output Current
V_IN = V_OUT + 1V
V_OUT = 2.8V
C_OUT = 1µF
EN1 = V_IN
55 07 5 100 125 150
OUTPUT CURRENT (mA)
Ground Current
vs. Temperature
100
95
90
150mA
85
80
V_IN = V_OUT + 1V
V_OUT = 2.8V
75
C_OUT = 1µF
EN1 = V_IN
EN2 = GND
70
20 40 60 80
TEMPERATURE (°C)
Output Voltage
vs. Output Current
2.90
2.85
2.80
V_IN = V_OUT + 1V
2.75 ^VOUT ^{= 2.8V}
C_OUT1 = C_OUT2 = 1µF
EN1 = V_IN
EN2 = GND
2.7002 _{5 50 75 100 125 150}
OUTPUT CURRENT (mA)
MIC5320
3.00
2.95
2.90
2.85
2.80
2.75
2.70
2.65
2.60
2.55
2.50
Output Voltage
vs. Temperature
V_IN = V_OUT + 1V
V_OUT = 2.8V
C_OUT = 1µF
EN1 = V_IN
20 40 60 80
TEMPERATURE (°C)
Output Voltage
vs. Input Voltage
3.0
2.8V
2.5
2.0
1.5
1.5V
1.0
0.5
0.00123456
I_OUT = 100µA
C_OUT = 1µF
INPUT VOLTAGE (V)
Output Voltage
vs. Output Current
1.60
1.55
1.50
V_IN = V_OUT + 1V
1.45 ^VOUT ^{= 1.5V}
C_OUT1 = C_OUT2 = 1µF
EN1 = GND
EN2
1.4002
=
5
V_IN
50
75 100 125 150
OUTPUT CURRENT (mA)
February 2011
7
M9999-021111-H