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MIC49150-0.9WR Datasheet(PDF) 4 Page - Micrel Semiconductor

Part # MIC49150-0.9WR
Description  1.5A Low Voltage LDO Regulator w/Dual Input Voltages
PDF  13 Pages
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Manufacturer  MICREL [Micrel Semiconductor]
Direct Link  http://www.micrel.com
Logo MICREL - Micrel Semiconductor

MIC49150-0.9WR Datasheet(HTML) 4 Page - Micrel Semiconductor

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Micrel, Inc.
MIC49150
November 2006
4
M9999-111306
Typical Characteristics
0
10
20
30
40
50
60
70
80
0.01
0.1
1
10
100 1000
FREQUENCY (kHz)
Power Supply Rejection Ratio
(Input Suppl )
V
BIAS =3.3V
V
IN =1.8V
V
OUT =1.0V
I
OUT =1.5A
C
OUT =1µFceramic
0
10
20
30
40
50
60
70
80
0.01
0.1
1
10
100 1000
FREQUENCY (kHz)
Power Supply Rejection Ratio
(Bias Suppl )
V
BIAS =3.3V
V
IN =1.8V
V
OUT =1.0V
I
OUT =1.5A
C
OUT =1µFceramic
0
50
100
150
200
250
300
OUTPUT CURRENT (mA)
Dropout Voltage
(Input Suppl )
V
BIAS =5V
V
OUT =1.0V
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
OUTPUT CURRENT (mA)
Dropout Voltage
(Bias Supply)
V
IN =2.5V
V
OUT =1.5V
0
50
100
150
200
250
300
350
400
-40 -20 0 20 40 60 80 100 120
TEMPERATURE(
°C)
Dropout Voltage
vs. Temperature
(Input Supply)
V
BIAS =5V
I
OUT =1.5A
V
OUT =1. 5V
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
-40 -20 0 20 40 60 80 100 120
TEMPERATURE(
°C)
Dropout Voltage
vs. Temperature
(Bias Supply)
V
IN =2.5V
I
OUT =1.5A
V
OUT =1.5V
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0
0.5
1
1.5
2
2.5
INPUT VOLTAGE (V)
Dropout Characteristics
(Input Voltage)
V
BIAS =5V
V
OUT =1.5V
I
OUT
=10mA
I
OUT
=1.5A
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0
1234
56
7
BIAS VOLTAGE (V)
Dropout Characteristics
(Bias Voltage)
V
IN =2.5V
V
OUT =1.5V
I
OUT
=10mA
I
OUT
=1.5A
1.495
1.496
1.497
1.498
1.499
1.500
1.501
1.502
1.503
1.504
1.505
OUTPUT CURRENT (mA)
Load Regulation
V
BIAS =5V
V
IN =2.5V
0
50
100
150
200
250
300
3
3.5
4
4.5
5
5.5
6
6.5
BIAS VOLTAGE (V)
Maximum Bias Current
vs. Bias Voltage
V
ADJ =0V
I
OUT =1.5A
V
IN =2.5V
*Note: Maximum bias current is bias
current with input in dropout
0
50
100
150
200
250
300
-40 -20 0 20 40 60 80 100 120
TEMPERATURE(
°C)
Maximum Bias Current
vs. Temperature
V
BIAS =5V
V
ADJ =0V
V
IN =2.5V
0
5
10
15
20
25
30
35
40
45
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (
°C)
Bias Current
vs. Temperature
V
IN =2.5V
V
OUT =1.5V
V
BIAS =5V
I
OUT
=10mA
I
OUT
= 1500mA
I
OUT
= 100mA
I
OUT
= 750mA



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