sc1485itstr Semtech Corporation, sc1485itstr Datasheet - Page 25
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sc1485itstr
Manufacturer Part Number
sc1485itstr
Description
Dual Synchronous Buck Pseudo Fixed Frequency Power Supply Controller
Manufacturer
Semtech Corporation
Datasheet
1.SC1485ITSTR.pdf
(27 pages)
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POWER MANAGEMENT
Typical Characteristics (Cont.)
2005 Semtech Corp.
Startup (CCM), EN/PSV 0V to Floating
Startup (PSV), EN/PSV Going High
Please refer to Figure 8 on Page 16 for test schematic (OUT2)
25
Trace 1: 1.2V, 0.5V/div.
Trace 2: LX, 10V/div
Trace 3: EN/PSV, 5V/div
Trace 4: PGD, 5V/div.
Timebase: 1ms/div.
Trace 1: 1.2V, 0.5V/div.
Trace 2: LX, 10V/div
Trace 3: EN/PSV, 5V/div
Trace 4: PGD, 5V/div.
Timebase: 1ms/div.
SC1485
www.semtech.com