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SC1485ITSTR Arkusz danych(PDF) 22 Page - Semtech Corporation

Numer części SC1485ITSTR
Szczegółowy opis  Dual Synchronous Buck Pseudo Fixed Frequency Power Supply Controller
PDF  27 Pages
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Producent  SEMTECH [Semtech Corporation]
Strona internetowa  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC1485ITSTR Arkusz danych(HTML) 22 Page - Semtech Corporation

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 2005 Semtech Corp.
www.semtech.com
SC1485
POWER MANAGEMENT
Typical Characteristics
1.2V Efficiency (Power Save Mode)
vs. Output Current vs. Input Voltage
1.2V Efficiency (Continuous Conduction Mode)
vs. Output Current vs. Input Voltage
1.2V Output Voltage (Power Save Mode)
vs. Output Current vs. Input Voltage
1.2V Output Voltage (Continuous Conduction Mode)
vs. Output Current vs. Input Voltage
1.2V Switching Frequency (Power Save Mode)
vs. Output Current vs. Input Voltage
1.2V Switching Frequency (Continuous Conduction
Mode) vs. Output Current vs. Input Voltage
50
55
60
65
70
75
80
85
90
95
100
0
123
45
6
IOUT (A)
VBAT = 20V
VBAT = 8V
1.180
1.184
1.188
1.192
1.196
1.200
1.204
1.208
1.212
1.216
1.220
01
234
5
6
IOUT (A)
VBAT = 20V
VBAT = 8V
0
50
100
150
200
250
300
350
400
0
123
45
6
IOUT (A)
VBAT = 20V
VBAT = 8V
50
55
60
65
70
75
80
85
90
95
100
0
123
45
6
IOUT (A)
VBAT = 8V
VBAT = 20V
1.180
1.184
1.188
1.192
1.196
1.200
1.204
1.208
1.212
1.216
1.220
01
234
5
6
IOUT (A)
VBAT = 20V
VBAT = 8V
0
50
100
150
200
250
300
350
400
0
123
45
6
IOUT (A)
VBAT = 20V
VBAT = 8V
Please refer to Figure 8 on Page 16 for test schematic (OUT2)



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