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MIC7401 Datasheet(PDF) 16 Page - Micrel Semiconductor

Part # MIC7401
Description  Configurable PMIC, Five-Channel Buck Regulator plus One-Boost with HyperLight Load짰, I2C Control, and Enable
PDF  68 Pages
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Manufacturer  MICREL [Micrel Semiconductor]
Direct Link  http://www.micrel.com
Logo MICREL - Micrel Semiconductor

MIC7401 Datasheet(HTML) 16 Page - Micrel Semiconductor

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Micrel, Inc.
MIC7401
March 16, 2015
16
Revision 1.0
Typical Characteristics (Continued)
0.998
0.999
0.999
1.000
1.000
1.001
0.0001
0.001
0.01
0.1
1
OUTPUT CURRENT (A)
Buck Output Voltage (1.0V)
vs. Output Current
3.3V
5V
T
A = 25°C
-0.20%
-0.15%
-0.10%
-0.05%
0.00%
0.05%
0.10%
0.15%
0.20%
0.0001
0.001
0.01
0.1
1
OUTPUT CURRENT (A)
Buck Output Voltage Regulation
vs. Output Current
3.3V
5V
T
A = 25°C
0.000%
0.005%
0.010%
0.015%
0.020%
0.025%
0.030%
0.035%
2
3
4
5
6
INPUT VOLTAGE (V)
Buck Line Regulation
vs. Input Voltage
I
OUT = 1A
T
A = 25°C
1.9
2.1
2.3
2.5
2.7
2.9
3.1
3.3
0
1
2
3
OUTPUT CURRENT (A)
Dropout Output Voltage
vs. Output Current
V
IN = 3.3V
V
OUT = 3.3V
L = 2.2µH
DCR = 116m
Ω
SAMSUNG
CIG22H2R2MNE
T
A = 25
⁰C
0
50
100
150
200
250
300
0.0
1.0
2.0
3.0
4.0
5.0
INPUT VOLTAGE (V)
V
IN Operating Supply Current
vs. Input Voltage
I
OUT = 0A SWITCHING
R
PG = OPEN
R
POR = OPEN
T
A = 25⁰C
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
0.0
1.0
2.0
3.0
4.0
5.0
6.0
INPUT VOLTAGE (V)
Buck 2 Switching Frequency
vs. Input Voltage
V
OUT2 = 1.1V
I
OUT2 = 0.5A
T
A = 25°C
0
5
10
15
20
25
30
-50
-25
0
25
50
75
100
125
TEMPERATURE (
⁰C)
V
IN Shutdown Supply Current
vs. Temperature
V
IN = 5V
V
EN = 0V
100
1000
-50
-25
0
25
50
75
100
125
TEMPERATURE (
⁰C)
V
IN Supply Current
vs. Temperature
V
IN = 5V
V
EN = 5V
0
1
2
3
4
5
6
0
1
2
3
4
5
6
PROGRAMMED CURRENT LIMIT (A)
Programmed Current Limit
vs. Measured Current Limit
V
IN = 5.0V
V
OUT = 1.05V



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