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MIC2288BML датащи(PDF) 4 Page - Micrel Semiconductor

номер детали MIC2288BML
подробное описание детали  1A 1.2 MHZ PWM BOOST CONVERTER IN THIN SOT 23 AND 2 X MLF
PDF  10 Pages
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производитель  MICREL [Micrel Semiconductor]
домашняя страница  http://www.micrel.com
Logo MICREL - Micrel Semiconductor

MIC2288BML датащи(HTML) 4 Page - Micrel Semiconductor

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MIC2288
Micrel
M9999-021904
4
February 2004
Typical Characteristics
75
77
79
81
83
85
87
89
91
0
25
50
75
100 125 150
OUTPUT CURRENT (mA)
Efficiency at V
OUT
= 12V
V
IN = 4.2V
V
IN = 3.6V
V
IN = 3.3V
11.8
11.85
11.9
11.95
12
12.05
12.1
12.15
12.2
0
25
50
75
100 125 150
LOAD (mA)
Load Regulation
V
IN
=
3.6V
1.10
1.12
1.14
1.16
1.18
1.20
1.22
1.24
1.26
1.28
1.30
-40 -20 0
20 40 60 80 100 120
TEMPERATURE (
°C)
Feedback Voltage
vs. Temperature
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2.5
4
5.5
7
8.5
10
SUPPLY VOLTAGE (V)
Current Limit
vs. Supply Current
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
-40 -20 0
20 40 60 80 100 120
TEMPERATURE (
°C)
Current Limit
vs. Temperature
0
50
100
150
200
250
300
2.5
4
5.5
7
8.5
10
SUPPLY VOLTAGE (V)
Switch Saturation
vs. Supply Voltage
I
SW = 500mA
0
100
200
300
400
500
600
700
0
200
400
600
800
1000
SWITCH CURRENT (mA)
Switch Saturation
vs. Current
V
IN = 3.6V
0
100
200
300
400
500
600
700
-40 -20 0
20 40 60 80 100 120
TEMPERATURE (
°C)
Switch Saturation
vs. Temperature
V
IN = 3.6V
I
SW
= 500mA
0.8
0.9
1.0
1.1
1.2
1.3
1.4
-40 -20 0
20 40 60 80 100 120
TEMPERATURE (
°C)
Frequency
vs. Temperature
80
82
84
86
88
90
92
94
96
98
100
2.5
4
5.5
7
8.5
10
SUPPLY VOLTAGE (V)
Maximum Duty Cycle
vs. Supply Voltage
85
87
89
91
93
95
97
99
-40 -20 0
20 40 60 80 100 120
TEMPERATURE (
°C)
Maximum Duty Cycle
vs. Temperature
V
IN = 3.6V
0
100
200
300
400
500
600
700
-40 -20 0
20 40 60 80 100 120
TEMPERATURE (
°C)
FB Pin Current
vs. Temperature



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