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MIC23099 Datasheet(PDF) 9 Page - Micrel Semiconductor

Part # MIC23099
Description  Single AA/AAA Cell Step-Up/Step-Down Regulators
PDF  26 Pages
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Manufacturer  MICREL [Micrel Semiconductor]
Direct Link  http://www.micrel.com
Logo MICREL - Micrel Semiconductor

MIC23099 Datasheet(HTML) 9 Page - Micrel Semiconductor

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Micrel, Inc.
MIC23099
Typical Characteristics
40
50
60
70
80
90
100
0.001
0.01
0.1
OUTPUT CURRENT (A)
Efficiency (V
IN = 1.2V)
vs. Output Current
BOOST
V
OUT1 = 1.8V
BUCK
V
OUT2 = 1.0V
LED Pin = OPEN
L1 = IFSC1515AHER6R8M01M
L2 = SPM4012T-4R7M
0.2
40
50
60
70
80
90
100
0.001
0.01
OUTPUT CURRENT (A)
Buck Efficiency (V
IN = 1.8V)
vs. Output Current
V
IN = 1.8V
V
OUT2 = 1.0V
T
A = 25⁰C
L2 = SPM4012T-4R7M
L2 = CIG2MW4R7NNE
0.03
0.97
0.98
0.99
1
1.01
1.02
1.03
0
0.01
0.02
0.03
OUTPUT CURRENT (A)
Buck Output Voltage
vs. Output Current
V
IN = 1.8V
V
OUT2 = 1.0V
T
A = 25
⁰C
PFM
-1.0%
-0.5%
0.0%
0.5%
1.0%
0
0.01
0.02
0.03
OUTPUT CURRENT (A)
Buck Load Regulation
vs. Output Current
V
IN = 1.8V
V
OUT2 = 1.0V
T
A = 25⁰C
PFM
0.598
0.600
0.602
0.604
0.606
0.608
0.610
0.612
0.614
-50
-25
0
25
50
75
100
125
TEMPERATURE (°C)
Boost Feeback Voltage
vs. Temperature
V
IN = 1.2V
T
A = 25
⁰C
PFM
I
OUT1 = 100uA
PWM
I
OUT1 = 100mA
-4.0%
-2.0%
0.0%
2.0%
0
0.04
0.08
0.12
0.16
0.2
OUTPUT CURRENT (A)
Boost Output Voltage
vs. Output Current
V
IN = 1.2V
V
OUT1 = 1.8V
T
A = 25⁰C
PFM
PWM
1.75
1.76
1.77
1.78
1.79
1.80
1.81
1.82
1.83
1.84
0
0.04
0.08
0.12
0.16
0.2
OUTPUT CURRENT (A)
Boost Output Voltage
vs. Output Current
V
IN = 1.2V
V
OUT1 = 1.8V
T
A = 25⁰C
PWM
PFM
May 27, 2014
9
Revision 1.2



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