SC2441AEVB Просмотр технического описания (PDF) - Semtech Corporation
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Компоненты Описание
производитель
SC2441AEVB
Semtech Corporation
SC2441AEVB Datasheet PDF : 37 Pages
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POWER MANAGEMENT
Typical Characteristics
SC2441A
Boost Section Feedback Pin Bias Current vs
Temperature
65
60
55
50
45
40
35
30
25
-50 -25
0 25 50 75 100 125
Temperature (°C)
Boost Section Feedback Voltage vs Temperature
1.28
1.26
1.24
1.22
1.8V < VIN < 16.5V
1.20
-50 -25
0
25 50 75 100 125
Temperature (°C)
Boost Section Amplifier Transconductance vs
105
Temperature
95
85
75
65
55
-50 -25
0 25 50 75 100 125
Temperature (°C)
Boost Section Amplifier Open Loop Gain vs
56
Temperature
55
54
53
52
51
50
-50 -25
0 25 50 75 100 125
Temperature (°C)
Boost Section Switch Current Limit vs
0.90
Temperature
0.85
0.80
0.75
0.70
0.65
0.60
-50 -25
0 25 50 75 100 125
Temperature (°C)
Boost Section Switch Saturation Voltage vs
0.35
Temperature
0.33
0.31
0.29
0.27
ISW = 0.6A
0.25
-50 -25
0 25 50 75 100 125
Temperature (°C)
Bottom Gate Driver Transition Time vs Load
Capacitance
100
VCC = 12V
80
tf
60
tr
40
20
0
0
25°C
1
10
Load Capacitance (nF)
Bottom Gate Driver Transition Time vs Load
Capacitance
100
VCC = 5V
80
tf
60
40
20
0
0
1
Load Capacitance (nF)
tr
25°C
10
2006 Semtech Corp.
15
www.semtech.com
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