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SC508 датащи(PDF) 7 Page - Semtech Corporation

номер детали SC508
подробное описание детали  EcoSpeed짰 DC-DC Buck Controller with Integrated LDO
PDF  32 Pages
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производитель  SEMTECH [Semtech Corporation]
домашняя страница  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC508 датащи(HTML) 7 Page - Semtech Corporation

Back Button SC508 Datasheet HTML 3Page - Semtech Corporation SC508 Datasheet HTML 4Page - Semtech Corporation SC508 Datasheet HTML 5Page - Semtech Corporation SC508 Datasheet HTML 6Page - Semtech Corporation SC508 Datasheet HTML 7Page - Semtech Corporation SC508 Datasheet HTML 8Page - Semtech Corporation SC508 Datasheet HTML 9Page - Semtech Corporation SC508 Datasheet HTML 10Page - Semtech Corporation SC508 Datasheet HTML 11Page - Semtech Corporation Next Button
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SC508/SC508A
7
Typical Characteristics (continued)
Efficiency vs Load — PSAVE Mode
15V
28V
42V
20
30
40
50
60
70
80
90
100
0
1
2
3
4
5
6
7
8
IOUT (ADC)
Efficiency vs Load — Forced Continuous Mode
15V
28V
20
30
40
50
60
70
80
90
100
0
1
2
3
4
5
6
7
8
IOUT (ADC)
42V
Efficiency vs Load — Ultrasonic PSAVE Mode
15V
28V
20
30
40
50
60
70
80
90
100
0
1
2
3
4
5
6
7
8
IOUT (ADC)
42V
Efficiency vs Load — 5V output
15V
28V
20
30
40
50
60
70
80
90
100
IOUT (ADC)
42V
0
1
2
3
4
5
6
Inductor: Cyntec PCMB104E-4R7MS
High side MOSFET: Alpha Omega AO4440
Low side MOSFET: Fairchild FMDS5352
Efficiency vs Load — 12V output
28V
20
30
40
50
60
70
80
90
100
IOUT (ADC)
42V
0
1
2
3
4
5
6
Inductor: Cyntec PCMB104E-4R7MS
Low side MOSFET: Fairchild FMDS5352
High side MOSFET: Fairchild FMDS5352
Load Regulation
1.75
1.76
1.77
1.78
1.79
1.80
1.81
1.82
1.83
1.84
1.85
0
1
2
3
4
5
6
7
8
IOUT (ADC)
15 VIN
FCM
42 VIN
PSAVE
28 VIN
UPSAVE
V
OUT 5V, Internal 5V bias, Power-save, 250kHz Frequency
V
OUT 12V, External 5V bias, Power-save, 400kHz Frequency
V
OUT 1.8V, External 5V bias, 220kHz Frequency
V
OUT 1.8V, External 5V bias, 220kHz Frequency
V
OUT 1.8V, External 5V bias, 220kHz Frequency
V
OUT 1.8V, External 5V bias, 220kHz Frequency



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