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SC2446 Datasheet(PDF) 28 Page - Semtech Corporation

Part # SC2446
Description  Dual-Phase Single or Two Output Synchronous Step-Down Controllers
PDF  38 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC2446 Datasheet(HTML) 28 Page - Semtech Corporation

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 2004 Semtech Corp.
www.semtech.com
POWER MANAGEMENT
SC2446
Typical Performance Characteristics
AVCC UVLO vs. Temperature
REF Voltage vs. Temperature
REFout Voltage vs. Temperature
Switching Frequency vs. Temperature
4.3
4.35
4.4
4.45
4.5
4.55
4.6
-50
0
50
100
Ta (degree)
AVCC (Rising)
AVCC (Falling)
498
498.5
499
499.5
500
500.5
501
501.5
502
502.5
-50
0
50
100
Ta (degree)
1.2
1.21
1.22
1.23
1.24
1.25
1.26
-50
0
50
100
Ta (degree)
REFin=1.25V
498
500
502
504
506
508
510
512
-50
0
50
100
Ta (degree)
Rosc=51.1 kOhm



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