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MIC5373 Datasheet(PDF) 8 Page - Micrel Semiconductor

Part # MIC5373
Description  Triple 200mA 關Cap LDO in 2.5 x 2.5 Thin MLF
PDF  19 Pages
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Manufacturer  MICREL [Micrel Semiconductor]
Direct Link  http://www.micrel.com
Logo MICREL - Micrel Semiconductor

MIC5373 Datasheet(HTML) 8 Page - Micrel Semiconductor

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Micrel, Inc.
MIC5373/83
July 2010
8
M9999-070110
Typical Characteristics (Continued)
LDO1/2/3 Current Limit
vs. Temperature
0
50
100
150
200
250
300
350
400
450
500
-40 -20
0
20
40
60
80 100 120
TEMPERATURE (°C)
VBIAS = VIN = 4.3V
VOUT_NOM = 3.3V
COUT = 1µF
LDO1 Dropout Voltage
vs. Temperature
0
20
40
60
80
100
120
140
160
180
200
-40 -20
0
20
40
60
80 100 120
TEMPERATURE (°C)
VBIAS = 4.3V
VOUT_NOM = 3.3V
COUT = 1µF
IOUT = 50mA
IOUT = 150mA
LDO2 Dropout Voltage
vs. Temperature
0
40
80
120
160
200
240
-40 -20
0
20
40
60
80 100 120
TEMPERATURE (°C)
VBIAS = 4.3V
VOUT_NOM = 2.5V
COUT = 1µF
IOUT = 50mA
IOUT = 150mA
LDO3 Dropout Voltage
vs. Temperature
0
40
80
120
160
200
240
280
320
-40 -20
0
20
40
60
80 100 120
TEMPERATURE (°C)
VBIAS = 4.3V
VOUT_NOM = 1.8V
COUT = 1µF
IOUT = 50mA
IOUT = 150mA
LDO1/2/3 Total Ground
Current vs. Output Current
0
5
10
15
20
25
30
35
40
0
25
50
75
100
125
150
OUTPUT CURRENT (mA)
VIN = VBIAS = 3.6V
EN1 or EN2 or EN3 = ON
LDO1/2/3 Total Ground
Current vs. Input Voltage
0
5
10
15
20
25
30
35
40
2.5
3
3.5
4
4.5
5
5.5
INPUT VOLTAGE (V)
VBIAS = VIN1/2 = VIN3
EN1 or EN2 or EN3 = ON
Including IBIAS
No Load
LDO1/2/3 Input Ground
Current vs. Output Current
0
2
4
6
8
10
12
14
16
18
20
0
25
50
75
100
125
150
OUTPUT CURRENT (mA)
VBIAS = 5.5V
VIN = VOUT + 1V
EN1 or EN2 or EN3= ON
LDO1/2/3 Input Ground
Current vs. Input Voltage
0
2
4
6
8
10
12
14
16
18
20
2.5
3
3.5
4
4.5
5
5.5
INPUT VOLTAGE (V)
VBIAS = 5.5V
EN1 or EN2 or EN3 = ON
No Load
LDO1/2/3 Input Ground
Current vs. Temperature
0
2
4
6
8
10
12
14
16
18
20
-40 -20
0
20
40
60
80
100 120
TEMPERATURE (°C)
VBIAS = 5.5V
EN1 or EN2 or EN3 = ON
No Load
LDO1/2/3 Bias Ground
Current vs. Output Current
0
5
10
15
20
25
30
35
40
45
50
0
20 40 60 80 100 120 140 160 180 200
OUTPUT CURRENT (mA)
VBIAS = 5.5V
VIN = VOUT + 1V
EN1 or EN2 or EN3= ON
LDO1/2/3 Bias Ground
Current vs. Temperature
0
5
10
15
20
25
30
35
40
45
50
-40 -20
0
20
40
60
80
100 120
TEMPERATURE (°C)
VBIAS = 5.5V
VIN = VOUT + 1V
EN1 or EN2 or EN3= ON
LDO1 Output Noise
Spectral Density
0.001
0.01
0.1
1
10
10
100
1,000
10,000
100,000
FREQUENCY (Hz)
VIN = 3.8V
VOUT = 2.8V
COUT = 1µF
CBIAS = 0.1µF
Load = 150mA
Noise (10Hz- 100kHz) = 200µVrms



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